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-token-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:45:17,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:45:17,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:45:17,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:45:17,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:45:17,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:45:17,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:45:17,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:45:17,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:45:17,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:45:17,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:45:17,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:45:17,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:45:17,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:45:17,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:45:17,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:45:17,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:45:17,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:45:17,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:45:17,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:45:17,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:45:17,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:45:17,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:45:17,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:45:17,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 03:45:17,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 03:45:17,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 03:45:17,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 03:45:17,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 03:45:17,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 03:45:17,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 03:45:17,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 03:45:17,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 03:45:17,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 03:45:17,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 03:45:17,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 03:45:17,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 03:45:17,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 03:45:17,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:45:17,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:45:17,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:45:17,509 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 03:45:17,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:45:17,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:45:17,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:45:17,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:45:17,532 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:45:17,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:45:17,532 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:45:17,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:45:17,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:45:17,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:45:17,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:45:17,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:45:17,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:45:17,534 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:45:17,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:45:17,535 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:45:17,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:45:17,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:45:17,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:45:17,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:45:17,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:45:17,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:45:17,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:45:17,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:45:17,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:45:17,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:45:17,538 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:45:17,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:45:17,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:45:17,571 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:45:17,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:45:17,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:45:17,589 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:45:17,590 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:45:17,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-token-2.i [2019-08-31 03:45:17,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93ea58e1d/133dbb23386d40d3b87992e78b83c652/FLAG226d58822 [2019-08-31 03:45:18,301 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:45:18,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-token-2.i [2019-08-31 03:45:18,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93ea58e1d/133dbb23386d40d3b87992e78b83c652/FLAG226d58822 [2019-08-31 03:45:18,549 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93ea58e1d/133dbb23386d40d3b87992e78b83c652 [2019-08-31 03:45:18,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:45:18,563 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:45:18,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:45:18,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:45:18,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:45:18,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:45:18" (1/1) ... [2019-08-31 03:45:18,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d033535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:18, skipping insertion in model container [2019-08-31 03:45:18,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:45:18" (1/1) ... [2019-08-31 03:45:18,580 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:45:18,638 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:45:19,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:45:19,139 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:45:19,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:45:19,264 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:45:19,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:19 WrapperNode [2019-08-31 03:45:19,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:45:19,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:45:19,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:45:19,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:45:19,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:19" (1/1) ... [2019-08-31 03:45:19,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:19" (1/1) ... [2019-08-31 03:45:19,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:19" (1/1) ... [2019-08-31 03:45:19,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:19" (1/1) ... [2019-08-31 03:45:19,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:19" (1/1) ... [2019-08-31 03:45:19,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:19" (1/1) ... [2019-08-31 03:45:19,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:19" (1/1) ... [2019-08-31 03:45:19,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:45:19,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:45:19,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:45:19,345 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:45:19,346 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:19" (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 03:45:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:45:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:45:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:45:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-31 03:45:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-31 03:45:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-31 03:45:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-31 03:45:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-31 03:45:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-31 03:45:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-31 03:45:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-31 03:45:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-31 03:45:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-31 03:45:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-31 03:45:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-31 03:45:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-31 03:45:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-31 03:45:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-31 03:45:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-31 03:45:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-31 03:45:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-31 03:45:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-31 03:45:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-31 03:45:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-31 03:45:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-31 03:45:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-31 03:45:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-31 03:45:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-31 03:45:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-31 03:45:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-31 03:45:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-31 03:45:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-31 03:45:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-31 03:45:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-31 03:45:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-31 03:45:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-31 03:45:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-31 03:45:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-31 03:45:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-31 03:45:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-31 03:45:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-31 03:45:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-31 03:45:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-31 03:45:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-31 03:45:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-31 03:45:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-31 03:45:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-31 03:45:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-31 03:45:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-31 03:45:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-31 03:45:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-31 03:45:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-31 03:45:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-31 03:45:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-31 03:45:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 03:45:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-31 03:45:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-31 03:45:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-31 03:45:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-31 03:45:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-31 03:45:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-31 03:45:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-31 03:45:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-31 03:45:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-31 03:45:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-31 03:45:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-31 03:45:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-31 03:45:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-31 03:45:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-31 03:45:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-31 03:45:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-31 03:45:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-31 03:45:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-31 03:45:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-31 03:45:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-31 03:45:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-31 03:45:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-31 03:45:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-31 03:45:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-31 03:45:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-31 03:45:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-31 03:45:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-31 03:45:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-31 03:45:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-31 03:45:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-31 03:45:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-31 03:45:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-31 03:45:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-31 03:45:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-31 03:45:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-31 03:45:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-31 03:45:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-31 03:45:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-31 03:45:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-31 03:45:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-31 03:45:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-31 03:45:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-31 03:45:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-31 03:45:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-31 03:45:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-31 03:45:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-31 03:45:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-31 03:45:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-31 03:45:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-31 03:45:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-31 03:45:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-31 03:45:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 03:45:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:45:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:45:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 03:45:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 03:45:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:45:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 03:45:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:45:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:45:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:45:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:45:20,061 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:45:20,062 INFO L283 CfgBuilder]: Removed 15 assume(true) statements. [2019-08-31 03:45:20,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:45:20 BoogieIcfgContainer [2019-08-31 03:45:20,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:45:20,064 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:45:20,064 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:45:20,065 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:45:20,066 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:45:20" (1/1) ... [2019-08-31 03:45:20,118 INFO L162 IcfgInterpreter]: Started Sifa with 6 locations of interest [2019-08-31 03:45:20,118 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:45:20,130 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:45:20,144 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:45:20,146 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:45:20,283 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 03:45:20,284 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:45:20,308 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:20,309 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:45:20,310 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 03:45:20,326 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-08-31 03:45:20,415 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 03:45:20,678 WARN L188 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2019-08-31 03:45:20,679 INFO L567 ElimStorePlain]: treesize reduction 9, result has 94.1 percent of original size [2019-08-31 03:45:20,687 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 03:45:20,802 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-31 03:45:20,803 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:20,804 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 03:45:20,805 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:164, output treesize:129 [2019-08-31 03:45:20,838 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_13|, |v_#memory_int_14|], 16=[|v_#memory_$Pointer$.offset_22|, |v_#memory_$Pointer$.base_22|]} [2019-08-31 03:45:20,855 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 03:45:21,739 WARN L188 SmtUtils]: Spent 882.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-08-31 03:45:21,739 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:21,750 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 03:45:22,439 WARN L188 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-08-31 03:45:22,439 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:22,450 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 03:45:23,407 WARN L188 SmtUtils]: Spent 955.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-08-31 03:45:23,408 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:23,424 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 03:45:24,188 WARN L188 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-08-31 03:45:24,189 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:24,191 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 03:45:24,192 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:394, output treesize:553 [2019-08-31 03:45:24,262 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:45:24,264 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:45:24,336 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_14|], 6=[|v_#memory_int_13|], 48=[|v_#memory_$Pointer$.base_23|, |v_#memory_$Pointer$.offset_23|]} [2019-08-31 03:45:24,360 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 03:45:24,570 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 03:45:24,656 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 03:45:57,404 WARN L188 SmtUtils]: Spent 32.75 s on a formula simplification. DAG size of input: 231 DAG size of output: 219 [2019-08-31 03:45:57,405 INFO L567 ElimStorePlain]: treesize reduction 4105, result has 52.3 percent of original size [2019-08-31 03:45:57,499 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 03:45:57,542 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:46:12,727 WARN L188 SmtUtils]: Spent 15.18 s on a formula simplification that was a NOOP. DAG size: 215 [2019-08-31 03:46:12,728 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:12,944 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:46:13,082 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:46:26,813 WARN L188 SmtUtils]: Spent 13.73 s on a formula simplification that was a NOOP. DAG size: 208 [2019-08-31 03:46:26,813 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:26,884 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:46:26,959 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:46:45,179 WARN L188 SmtUtils]: Spent 18.22 s on a formula simplification that was a NOOP. DAG size: 201 [2019-08-31 03:46:45,180 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:45,183 INFO L496 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 4 dim-2 vars, End of recursive call: 17 dim-0 vars, and 2 xjuncts. [2019-08-31 03:46:45,183 INFO L221 ElimStorePlain]: Needed 10 recursive calls to eliminate 13 variables, input treesize:8595, output treesize:6653 [2019-08-31 03:46:48,213 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_12|], 1=[|v_#valid_22|]} [2019-08-31 03:46:48,235 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 03:46:48,236 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:48,377 WARN L188 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-08-31 03:46:48,378 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:48,398 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-31 03:46:48,398 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:48,500 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-31 03:46:48,501 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:48,503 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_31|], 2=[|v_#memory_int_13|, |v_#memory_int_14|], 8=[|v_#memory_$Pointer$.base_24|, |v_#memory_$Pointer$.offset_24|]} [2019-08-31 03:46:48,525 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-31 03:46:48,525 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:48,611 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:48,620 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2019-08-31 03:46:48,621 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:48,702 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:48,711 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2019-08-31 03:46:48,711 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:48,769 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:48,798 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:48,847 INFO L341 Elim1Store]: treesize reduction 61, result has 21.8 percent of original size [2019-08-31 03:46:48,848 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 55 [2019-08-31 03:46:48,849 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:49,040 WARN L188 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2019-08-31 03:46:49,041 INFO L567 ElimStorePlain]: treesize reduction 25, result has 86.7 percent of original size [2019-08-31 03:46:49,154 INFO L341 Elim1Store]: treesize reduction 24, result has 79.8 percent of original size [2019-08-31 03:46:49,154 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 123 [2019-08-31 03:46:49,156 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:49,308 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2019-08-31 03:46:49,308 INFO L567 ElimStorePlain]: treesize reduction 59, result has 67.4 percent of original size [2019-08-31 03:46:49,310 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:46:49,311 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 9 variables, input treesize:283, output treesize:194 [2019-08-31 03:46:49,385 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_13|], 1=[|v_#valid_23|]} [2019-08-31 03:46:49,397 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 03:46:49,397 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:49,550 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-08-31 03:46:49,550 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:49,568 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-31 03:46:49,568 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:49,674 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-31 03:46:49,674 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:49,676 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_32|], 2=[|v_#memory_int_13|, |v_#memory_int_14|], 8=[|v_#memory_$Pointer$.base_25|, |v_#memory_$Pointer$.offset_25|]} [2019-08-31 03:46:49,694 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-31 03:46:49,694 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:49,802 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-31 03:46:49,802 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:49,814 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2019-08-31 03:46:49,815 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:49,877 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:49,886 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2019-08-31 03:46:49,886 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:49,939 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:49,968 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:49,996 INFO L341 Elim1Store]: treesize reduction 61, result has 21.8 percent of original size [2019-08-31 03:46:49,997 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 55 [2019-08-31 03:46:49,998 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:50,116 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2019-08-31 03:46:50,117 INFO L567 ElimStorePlain]: treesize reduction 25, result has 86.7 percent of original size [2019-08-31 03:46:50,237 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-08-31 03:46:50,237 INFO L341 Elim1Store]: treesize reduction 24, result has 79.8 percent of original size [2019-08-31 03:46:50,238 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 123 [2019-08-31 03:46:50,239 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:50,395 WARN L188 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2019-08-31 03:46:50,396 INFO L567 ElimStorePlain]: treesize reduction 59, result has 67.4 percent of original size [2019-08-31 03:46:50,397 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:46:50,398 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 9 variables, input treesize:283, output treesize:194 [2019-08-31 03:46:50,427 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_14|], 1=[|v_#valid_24|]} [2019-08-31 03:46:50,445 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 03:46:50,446 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:50,713 WARN L188 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-31 03:46:50,713 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:50,729 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-31 03:46:50,730 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:50,959 WARN L188 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-31 03:46:50,960 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:50,963 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_26|, |v_#memory_$Pointer$.offset_26|, |v_#memory_int_33|], 2=[|v_#memory_int_20|, |v_#memory_int_21|], 16=[|v_#memory_$Pointer$.base_16|, |v_#memory_$Pointer$.offset_16|]} [2019-08-31 03:46:50,976 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2019-08-31 03:46:50,977 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:51,172 WARN L188 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-31 03:46:51,173 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:51,189 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2019-08-31 03:46:51,189 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:51,344 WARN L188 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-08-31 03:46:51,345 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:51,360 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:51,377 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 9 [2019-08-31 03:46:51,379 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:51,489 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-31 03:46:51,489 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:51,498 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:46:51,602 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-08-31 03:46:51,602 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:51,630 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 03:46:51,632 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:51,756 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-08-31 03:46:51,757 INFO L341 Elim1Store]: treesize reduction 71, result has 73.5 percent of original size [2019-08-31 03:46:51,757 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 133 treesize of output 278 [2019-08-31 03:46:51,759 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:52,042 WARN L188 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2019-08-31 03:46:52,042 INFO L567 ElimStorePlain]: treesize reduction 104, result has 86.0 percent of original size [2019-08-31 03:46:52,199 WARN L188 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 48 [2019-08-31 03:46:52,200 INFO L341 Elim1Store]: treesize reduction 380, result has 41.8 percent of original size [2019-08-31 03:46:52,200 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 691 treesize of output 888 [2019-08-31 03:46:52,202 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-31 03:46:52,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,204 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,205 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,206 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,208 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,209 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,210 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,210 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,212 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,213 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-31 03:46:52,216 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,217 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,218 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,219 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,221 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,223 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,224 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,225 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,227 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,228 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:52,243 INFO L392 ElimStorePlain]: Different costs {5=[v_arrayElimArr_1], 6=[v_arrayElimArr_2]} [2019-08-31 03:46:52,249 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.AssertionError: This case should habe been handled by DER at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:192) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.(DerPreprocessor.java:95) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:291) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) 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$EliminatingTermDomainOperationProvider.constructQuantifiedFormula(SymbolicTools.java:273) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:262) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:114) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:238) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:80) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-31 03:46:52,255 INFO L168 Benchmark]: Toolchain (without parser) took 93691.26 ms. Allocated memory was 133.2 MB in the beginning and 296.7 MB in the end (delta: 163.6 MB). Free memory was 88.2 MB in the beginning and 91.3 MB in the end (delta: -3.1 MB). Peak memory consumption was 160.5 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:52,256 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 133.2 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 03:46:52,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.29 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 88.0 MB in the beginning and 165.2 MB in the end (delta: -77.2 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:52,257 INFO L168 Benchmark]: Boogie Preprocessor took 78.89 ms. Allocated memory is still 200.3 MB. Free memory was 164.6 MB in the beginning and 162.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:52,258 INFO L168 Benchmark]: RCFGBuilder took 718.72 ms. Allocated memory is still 200.3 MB. Free memory was 162.1 MB in the beginning and 116.6 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:52,259 INFO L168 Benchmark]: Sifa took 92188.86 ms. Allocated memory was 200.3 MB in the beginning and 296.7 MB in the end (delta: 96.5 MB). Free memory was 116.6 MB in the beginning and 91.3 MB in the end (delta: 25.2 MB). Peak memory consumption was 121.7 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:52,263 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 133.2 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 701.29 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 88.0 MB in the beginning and 165.2 MB in the end (delta: -77.2 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.89 ms. Allocated memory is still 200.3 MB. Free memory was 164.6 MB in the beginning and 162.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 718.72 ms. Allocated memory is still 200.3 MB. Free memory was 162.1 MB in the beginning and 116.6 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 7.1 GB. * Sifa took 92188.86 ms. Allocated memory was 200.3 MB in the beginning and 296.7 MB in the end (delta: 96.5 MB). Free memory was 116.6 MB in the beginning and 91.3 MB in the end (delta: 25.2 MB). Peak memory consumption was 121.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER de.uni_freiburg.informatik.ultimate.plugins.sifa: AssertionError: This case should habe been handled by DER: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...