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/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 22:40:42,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 22:40:42,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 22:40:42,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 22:40:42,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 22:40:42,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 22:40:42,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 22:40:42,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 22:40:42,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 22:40:42,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 22:40:42,785 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 22:40:42,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 22:40:42,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 22:40:42,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 22:40:42,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 22:40:42,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 22:40:42,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 22:40:42,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 22:40:42,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 22:40:42,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 22:40:42,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 22:40:42,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 22:40:42,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 22:40:42,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 22:40:42,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 22:40:42,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 22:40:42,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 22:40:42,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 22:40:42,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 22:40:42,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 22:40:42,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 22:40:42,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 22:40:42,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 22:40:42,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 22:40:42,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 22:40:42,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 22:40:42,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 22:40:42,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 22:40:42,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 22:40:42,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 22:40:42,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 22:40:42,812 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 [2019-08-14 22:40:42,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 22:40:42,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 22:40:42,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 22:40:42,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 22:40:42,830 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 22:40:42,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 22:40:42,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 22:40:42,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 22:40:42,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 22:40:42,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 22:40:42,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 22:40:42,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 22:40:42,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 22:40:42,833 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 22:40:42,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 22:40:42,834 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 22:40:42,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 22:40:42,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 22:40:42,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 22:40:42,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 22:40:42,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 22:40:42,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 22:40:42,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 22:40:42,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 22:40:42,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 22:40:42,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 22:40:42,836 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 22:40:42,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 22:40:42,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 22:40:42,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 22:40:42,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 22:40:42,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 22:40:42,892 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 22:40:42,893 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 22:40:42,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c [2019-08-14 22:40:42,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db78ed3c/b9ca146bee344b78b48edba82f134d45/FLAG9ce86d937 [2019-08-14 22:40:43,479 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 22:40:43,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c [2019-08-14 22:40:43,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db78ed3c/b9ca146bee344b78b48edba82f134d45/FLAG9ce86d937 [2019-08-14 22:40:43,825 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db78ed3c/b9ca146bee344b78b48edba82f134d45 [2019-08-14 22:40:43,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 22:40:43,835 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 22:40:43,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 22:40:43,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 22:40:43,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 22:40:43,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:40:43" (1/1) ... [2019-08-14 22:40:43,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@268147b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:43, skipping insertion in model container [2019-08-14 22:40:43,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:40:43" (1/1) ... [2019-08-14 22:40:43,853 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 22:40:43,920 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 22:40:44,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:40:44,340 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 22:40:44,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:40:44,445 INFO L192 MainTranslator]: Completed translation [2019-08-14 22:40:44,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:44 WrapperNode [2019-08-14 22:40:44,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 22:40:44,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 22:40:44,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 22:40:44,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 22:40:44,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:44" (1/1) ... [2019-08-14 22:40:44,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:44" (1/1) ... [2019-08-14 22:40:44,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:44" (1/1) ... [2019-08-14 22:40:44,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:44" (1/1) ... [2019-08-14 22:40:44,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:44" (1/1) ... [2019-08-14 22:40:44,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:44" (1/1) ... [2019-08-14 22:40:44,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:44" (1/1) ... [2019-08-14 22:40:44,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 22:40:44,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 22:40:44,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 22:40:44,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 22:40:44,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:44" (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 [2019-08-14 22:40:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 22:40:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 22:40:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-08-14 22:40:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-08-14 22:40:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-08-14 22:40:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-08-14 22:40:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-08-14 22:40:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-08-14 22:40:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-08-14 22:40:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-08-14 22:40:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-14 22:40:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-08-14 22:40:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-08-14 22:40:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-08-14 22:40:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-08-14 22:40:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-08-14 22:40:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-14 22:40:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 22:40:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-14 22:40:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 22:40:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-14 22:40:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-14 22:40:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-14 22:40:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-14 22:40:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-14 22:40:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-14 22:40:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-08-14 22:40:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-08-14 22:40:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-08-14 22:40:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-08-14 22:40:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-08-14 22:40:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-08-14 22:40:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-08-14 22:40:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-08-14 22:40:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-14 22:40:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-08-14 22:40:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-08-14 22:40:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-08-14 22:40:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-08-14 22:40:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-08-14 22:40:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-14 22:40:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 22:40:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 22:40:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 22:40:45,520 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 22:40:45,520 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 22:40:45,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:40:45 BoogieIcfgContainer [2019-08-14 22:40:45,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 22:40:45,523 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 22:40:45,523 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 22:40:45,523 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 22:40:45,524 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:40:45" (1/1) ... [2019-08-14 22:40:45,954 WARN L188 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-14 22:40:46,178 WARN L188 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-14 22:40:48,943 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 22:40:48,945 INFO L168 Benchmark]: Toolchain (without parser) took 5109.42 ms. Allocated memory was 139.5 MB in the beginning and 336.1 MB in the end (delta: 196.6 MB). Free memory was 86.1 MB in the beginning and 80.0 MB in the end (delta: 6.1 MB). Peak memory consumption was 205.5 MB. Max. memory is 7.1 GB. [2019-08-14 22:40:48,946 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-14 22:40:48,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.62 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 85.7 MB in the beginning and 172.0 MB in the end (delta: -86.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-08-14 22:40:48,948 INFO L168 Benchmark]: Boogie Preprocessor took 70.16 ms. Allocated memory is still 200.3 MB. Free memory was 172.0 MB in the beginning and 169.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-14 22:40:48,949 INFO L168 Benchmark]: RCFGBuilder took 1005.03 ms. Allocated memory is still 200.3 MB. Free memory was 169.2 MB in the beginning and 108.8 MB in the end (delta: 60.4 MB). Peak memory consumption was 60.4 MB. Max. memory is 7.1 GB. [2019-08-14 22:40:48,950 INFO L168 Benchmark]: Symbolic Interpretation took 3420.67 ms. Allocated memory was 200.3 MB in the beginning and 336.1 MB in the end (delta: 135.8 MB). Free memory was 108.8 MB in the beginning and 80.0 MB in the end (delta: 28.8 MB). Peak memory consumption was 167.4 MB. Max. memory is 7.1 GB. [2019-08-14 22:40:48,954 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 654]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 8027#(or (and (= (mod assert_~arg 256) 0) (= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|)) (and (= ~nomsg~0 ~s1s2_new~0) (= ~nomsg~0 ~s2s2_new~0) (or (= 0 |assert_#in~arg|) (= 1 |assert_#in~arg|)) (= ~nomsg~0 ~s2s1_new~0) (= ~nomsg~0 ~s2p_new~0) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~cs1_new~0) (= assert_~arg |assert_#in~arg|) (= ~nomsg~0 ~cs2_new~0) (= ~s1p_new~0 ~nomsg~0) (= ~nomsg~0 ~s1s1_new~0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 609.62 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 85.7 MB in the beginning and 172.0 MB in the end (delta: -86.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 70.16 ms. Allocated memory is still 200.3 MB. Free memory was 172.0 MB in the beginning and 169.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1005.03 ms. Allocated memory is still 200.3 MB. Free memory was 169.2 MB in the beginning and 108.8 MB in the end (delta: 60.4 MB). Peak memory consumption was 60.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3420.67 ms. Allocated memory was 200.3 MB in the beginning and 336.1 MB in the end (delta: 135.8 MB). Free memory was 108.8 MB in the beginning and 80.0 MB in the end (delta: 28.8 MB). Peak memory consumption was 167.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...