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/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 06:04:02,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 06:04:02,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 06:04:02,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 06:04:02,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 06:04:02,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 06:04:02,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 06:04:02,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 06:04:02,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 06:04:02,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 06:04:02,431 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 06:04:02,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 06:04:02,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 06:04:02,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 06:04:02,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 06:04:02,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 06:04:02,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 06:04:02,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 06:04:02,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 06:04:02,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 06:04:02,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 06:04:02,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 06:04:02,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 06:04:02,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 06:04:02,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 06:04:02,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 06:04:02,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 06:04:02,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 06:04:02,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 06:04:02,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 06:04:02,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 06:04:02,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 06:04:02,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 06:04:02,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 06:04:02,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 06:04:02,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 06:04:02,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 06:04:02,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 06:04:02,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 06:04:02,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 06:04:02,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 06:04:02,456 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 [2019-08-10 06:04:02,472 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 06:04:02,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 06:04:02,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 06:04:02,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 06:04:02,474 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 06:04:02,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 06:04:02,474 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 06:04:02,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 06:04:02,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 06:04:02,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 06:04:02,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 06:04:02,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 06:04:02,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 06:04:02,476 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 06:04:02,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 06:04:02,476 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 06:04:02,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 06:04:02,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 06:04:02,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 06:04:02,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 06:04:02,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 06:04:02,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 06:04:02,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 06:04:02,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 06:04:02,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 06:04:02,479 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 06:04:02,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 06:04:02,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 06:04:02,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 06:04:02,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 06:04:02,545 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 06:04:02,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 06:04:02,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 06:04:02,550 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 06:04:02,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c [2019-08-10 06:04:02,620 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6ae8e215/05b4e1a832af4da5b076fff45f988822/FLAGc5afd2270 [2019-08-10 06:04:03,212 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 06:04:03,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c [2019-08-10 06:04:03,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6ae8e215/05b4e1a832af4da5b076fff45f988822/FLAGc5afd2270 [2019-08-10 06:04:03,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6ae8e215/05b4e1a832af4da5b076fff45f988822 [2019-08-10 06:04:03,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 06:04:03,463 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 06:04:03,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 06:04:03,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 06:04:03,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 06:04:03,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:04:03" (1/1) ... [2019-08-10 06:04:03,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ffd3de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:04:03, skipping insertion in model container [2019-08-10 06:04:03,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:04:03" (1/1) ... [2019-08-10 06:04:03,481 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 06:04:03,539 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 06:04:03,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:04:03,970 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 06:04:04,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:04:04,525 INFO L192 MainTranslator]: Completed translation [2019-08-10 06:04:04,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:04:04 WrapperNode [2019-08-10 06:04:04,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 06:04:04,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 06:04:04,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 06:04:04,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 06:04:04,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:04:04" (1/1) ... [2019-08-10 06:04:04,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:04:04" (1/1) ... [2019-08-10 06:04:04,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:04:04" (1/1) ... [2019-08-10 06:04:04,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:04:04" (1/1) ... [2019-08-10 06:04:04,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:04:04" (1/1) ... [2019-08-10 06:04:04,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:04:04" (1/1) ... [2019-08-10 06:04:04,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:04:04" (1/1) ... [2019-08-10 06:04:04,631 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 06:04:04,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 06:04:04,632 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 06:04:04,632 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 06:04:04,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:04:04" (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 [2019-08-10 06:04:04,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 06:04:04,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 06:04:04,713 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 06:04:04,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 06:04:04,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 06:04:04,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 06:04:04,715 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 06:04:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 06:04:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 06:04:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 06:04:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 06:04:04,717 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 06:04:04,718 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 06:04:04,718 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-10 06:04:04,719 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-10 06:04:04,719 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 06:04:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 06:04:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 06:04:04,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 06:04:04,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 06:04:06,344 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 06:04:06,347 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 06:04:06,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:04:06 BoogieIcfgContainer [2019-08-10 06:04:06,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 06:04:06,349 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 06:04:06,349 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 06:04:06,350 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 06:04:06,350 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:04:06" (1/1) ... [2019-08-10 06:04:06,820 WARN L188 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-08-10 06:04:07,123 WARN L188 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 139