java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:50:34,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:50:34,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:50:34,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:50:34,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:50:34,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:50:34,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:50:34,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:50:34,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:50:34,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:50:34,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:50:34,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:50:34,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:50:34,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:50:34,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:50:34,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:50:34,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:50:34,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:50:34,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:50:34,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:50:34,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:50:34,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:50:34,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:50:34,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:50:34,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 12:50:34,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 12:50:34,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 12:50:34,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 12:50:34,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 12:50:34,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 12:50:34,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 12:50:34,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 12:50:34,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 12:50:34,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 12:50:34,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 12:50:34,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 12:50:34,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 12:50:34,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 12:50:34,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 12:50:34,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 12:50:34,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 12:50:34,155 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 12:50:34,170 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:50:34,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:50:34,171 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:50:34,171 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:50:34,172 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:50:34,172 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:50:34,172 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:50:34,172 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:50:34,172 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:50:34,173 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:50:34,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:50:34,174 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:50:34,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:50:34,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:50:34,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:50:34,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:50:34,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:50:34,175 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:50:34,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:50:34,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:50:34,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:50:34,176 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:50:34,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:50:34,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:50:34,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:50:34,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:50:34,177 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:50:34,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:50:34,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:50:34,177 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:50:34,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:50:34,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:50:34,223 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:50:34,225 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:50:34,227 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:50:34,228 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c [2019-10-03 12:50:34,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4660ca95/20464842003c4ecc9362fadceae9f74c/FLAGe8db08b1a [2019-10-03 12:50:34,814 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:50:34,815 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c [2019-10-03 12:50:34,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4660ca95/20464842003c4ecc9362fadceae9f74c/FLAGe8db08b1a [2019-10-03 12:50:35,109 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4660ca95/20464842003c4ecc9362fadceae9f74c [2019-10-03 12:50:35,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:50:35,121 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:50:35,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:50:35,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:50:35,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:50:35,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:50:35" (1/1) ... [2019-10-03 12:50:35,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d46bbee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:35, skipping insertion in model container [2019-10-03 12:50:35,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:50:35" (1/1) ... [2019-10-03 12:50:35,139 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:50:35,193 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:50:35,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:50:35,584 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:50:35,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:50:35,698 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:50:35,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:35 WrapperNode [2019-10-03 12:50:35,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:50:35,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:50:35,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:50:35,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:50:35,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:35" (1/1) ... [2019-10-03 12:50:35,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:35" (1/1) ... [2019-10-03 12:50:35,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:35" (1/1) ... [2019-10-03 12:50:35,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:35" (1/1) ... [2019-10-03 12:50:35,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:35" (1/1) ... [2019-10-03 12:50:35,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:35" (1/1) ... [2019-10-03 12:50:35,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:35" (1/1) ... [2019-10-03 12:50:35,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:50:35,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:50:35,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:50:35,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:50:35,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:50:35" (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 [2019-10-03 12:50:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:50:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:50:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-10-03 12:50:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-10-03 12:50:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-10-03 12:50:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-10-03 12:50:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-10-03 12:50:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-10-03 12:50:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-10-03 12:50:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-10-03 12:50:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-10-03 12:50:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-10-03 12:50:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-10-03 12:50:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-10-03 12:50:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-10-03 12:50:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-10-03 12:50:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-10-03 12:50:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:50:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-03 12:50:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:50:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-03 12:50:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 12:50:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-10-03 12:50:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-10-03 12:50:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-03 12:50:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 12:50:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-10-03 12:50:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-10-03 12:50:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-10-03 12:50:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-10-03 12:50:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-10-03 12:50:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-10-03 12:50:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-10-03 12:50:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-10-03 12:50:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-10-03 12:50:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-10-03 12:50:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-10-03 12:50:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-10-03 12:50:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-10-03 12:50:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-10-03 12:50:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-10-03 12:50:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:50:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:50:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:50:36,736 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:50:36,736 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 12:50:36,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:50:36 BoogieIcfgContainer [2019-10-03 12:50:36,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:50:36,739 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:50:36,739 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:50:36,740 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:50:36,741 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:50:36" (1/1) ... [2019-10-03 12:50:36,776 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:50:36,927 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-10-03 12:50:56,522 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-03 12:50:56,552 INFO L272 AbstractInterpreter]: Visited 344 different actions 30370 times. Merged at 160 different actions 4793 times. Widened at 1 different actions 6 times. Performed 266420 root evaluator evaluations with a maximum evaluation depth of 8. Performed 266420 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 3127 fixpoints after 121 different actions. Largest state had 138 variables. [2019-10-03 12:50:56,553 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:50:56,555 INFO L168 Benchmark]: Toolchain (without parser) took 21433.48 ms. Allocated memory was 132.6 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 87.9 MB in the beginning and 689.9 MB in the end (delta: -602.0 MB). Peak memory consumption was 579.2 MB. Max. memory is 7.1 GB. [2019-10-03 12:50:56,556 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 12:50:56,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 576.25 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.7 MB in the beginning and 169.2 MB in the end (delta: -81.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-10-03 12:50:56,558 INFO L168 Benchmark]: Boogie Preprocessor took 84.16 ms. Allocated memory is still 199.8 MB. Free memory was 169.2 MB in the beginning and 165.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-10-03 12:50:56,559 INFO L168 Benchmark]: RCFGBuilder took 953.39 ms. Allocated memory is still 199.8 MB. Free memory was 165.7 MB in the beginning and 104.0 MB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 7.1 GB. [2019-10-03 12:50:56,560 INFO L168 Benchmark]: Abstract Interpretation took 19813.61 ms. Allocated memory was 199.8 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 104.0 MB in the beginning and 689.9 MB in the end (delta: -585.9 MB). Peak memory consumption was 528.2 MB. Max. memory is 7.1 GB. [2019-10-03 12:50:56,564 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 132.6 MB. Free memory was 106.8 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 576.25 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.7 MB in the beginning and 169.2 MB in the end (delta: -81.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.16 ms. Allocated memory is still 199.8 MB. Free memory was 169.2 MB in the beginning and 165.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 953.39 ms. Allocated memory is still 199.8 MB. Free memory was 165.7 MB in the beginning and 104.0 MB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 19813.61 ms. Allocated memory was 199.8 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 104.0 MB in the beginning and 689.9 MB in the end (delta: -585.9 MB). Peak memory consumption was 528.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 661]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L69] msg_t nomsg = (msg_t )-1; [L70] port_t cs1 ; [L71] int8_t cs1_old ; [L72] int8_t cs1_new ; [L73] port_t cs2 ; [L74] int8_t cs2_old ; [L75] int8_t cs2_new ; [L76] port_t s1s2 ; [L77] int8_t s1s2_old ; [L78] int8_t s1s2_new ; [L79] port_t s1s1 ; [L80] int8_t s1s1_old ; [L81] int8_t s1s1_new ; [L82] port_t s2s1 ; [L83] int8_t s2s1_old ; [L84] int8_t s2s1_new ; [L85] port_t s2s2 ; [L86] int8_t s2s2_old ; [L87] int8_t s2s2_new ; [L88] port_t s1p ; [L89] int8_t s1p_old ; [L90] int8_t s1p_new ; [L91] port_t s2p ; [L92] int8_t s2p_old ; [L93] int8_t s2p_new ; [L96] _Bool side1Failed ; [L97] _Bool side2Failed ; [L98] msg_t side1_written ; [L99] msg_t side2_written ; [L102] static _Bool side1Failed_History_0 ; [L103] static _Bool side1Failed_History_1 ; [L104] static _Bool side1Failed_History_2 ; [L105] static _Bool side2Failed_History_0 ; [L106] static _Bool side2Failed_History_1 ; [L107] static _Bool side2Failed_History_2 ; [L108] static int8_t active_side_History_0 ; [L109] static int8_t active_side_History_1 ; [L110] static int8_t active_side_History_2 ; [L111] static msg_t manual_selection_History_0 ; [L112] static msg_t manual_selection_History_1 ; [L113] static msg_t manual_selection_History_2 ; [L463] void (*nodes[4])(void) = { & Console_task_each_pals_period, & Side1_activestandby_task_each_pals_period, & Side2_activestandby_task_each_pals_period, & Pendulum_prism_task_each_pals_period}; [L585] int c1 ; [L586] int i2 ; [L589] c1 = 0 [L590] side1Failed = __VERIFIER_nondet_bool() [L591] side2Failed = __VERIFIER_nondet_bool() [L592] side1_written = __VERIFIER_nondet_char() [L593] side2_written = __VERIFIER_nondet_char() [L594] side1Failed_History_0 = __VERIFIER_nondet_bool() [L595] side1Failed_History_1 = __VERIFIER_nondet_bool() [L596] side1Failed_History_2 = __VERIFIER_nondet_bool() [L597] side2Failed_History_0 = __VERIFIER_nondet_bool() [L598] side2Failed_History_1 = __VERIFIER_nondet_bool() [L599] side2Failed_History_2 = __VERIFIER_nondet_bool() [L600] active_side_History_0 = __VERIFIER_nondet_char() [L601] active_side_History_1 = __VERIFIER_nondet_char() [L602] active_side_History_2 = __VERIFIER_nondet_char() [L603] manual_selection_History_0 = __VERIFIER_nondet_char() [L604] manual_selection_History_1 = __VERIFIER_nondet_char() [L605] manual_selection_History_2 = __VERIFIER_nondet_char() [L606] CALL, EXPR init() [L239] COND FALSE !((int )side1Failed_History_0 != 0) [L242] COND FALSE !((int )side2Failed_History_0 != 0) [L245] COND FALSE !((int )active_side_History_0 != -2) [L248] COND FALSE !((int )manual_selection_History_0 != 0) [L251] COND FALSE !((int )side1Failed_History_1 != 0) [L254] COND FALSE !((int )side2Failed_History_1 != 0) [L257] COND FALSE !((int )active_side_History_1 != -2) [L260] COND FALSE !((int )manual_selection_History_1 != 0) [L263] COND FALSE !((int )side1Failed_History_2 != 0) [L266] COND FALSE !((int )side2Failed_History_2 != 0) [L269] COND FALSE !((int )active_side_History_2 != -2) [L272] COND FALSE !((int )manual_selection_History_2 != 0) [L275] return (1); [L606] RET, EXPR init() [L606] i2 = init() [L608] cs1_old = nomsg [L609] cs1_new = nomsg [L610] cs2_old = nomsg [L611] cs2_new = nomsg [L612] s1s2_old = nomsg [L613] s1s2_new = nomsg [L614] s1s1_old = nomsg [L615] s1s1_new = nomsg [L616] s2s1_old = nomsg [L617] s2s1_new = nomsg [L618] s2s2_old = nomsg [L619] s2s2_new = nomsg [L620] s1p_old = nomsg [L621] s1p_new = nomsg [L622] s2p_old = nomsg [L623] s2p_new = nomsg [L624] i2 = 0 [L625] COND TRUE 1 [L627] CALL Console_task_each_pals_period() [L293] msg_t manual_selection ; [L294] char tmp ; [L297] tmp = __VERIFIER_nondet_char() [L298] manual_selection = tmp [L299] CALL write_manual_selection_history(manual_selection) [L209] manual_selection_History_2 = manual_selection_History_1 [L210] manual_selection_History_1 = manual_selection_History_0 [L211] manual_selection_History_0 = val [L299] RET write_manual_selection_history(manual_selection) [L300] EXPR manual_selection != nomsg && cs1_new == nomsg ? manual_selection : cs1_new [L300] cs1_new = manual_selection != nomsg && cs1_new == nomsg ? manual_selection : cs1_new [L301] EXPR manual_selection != nomsg && cs2_new == nomsg ? manual_selection : cs2_new [L301] cs2_new = manual_selection != nomsg && cs2_new == nomsg ? manual_selection : cs2_new [L302] manual_selection = (msg_t )0 [L627] RET Console_task_each_pals_period() [L628] CALL Side1_activestandby_task_each_pals_period() [L308] int8_t side1 ; [L309] int8_t side2 ; [L310] msg_t manual_selection ; [L311] int8_t next_state ; [L314] side1 = nomsg [L315] side2 = nomsg [L316] manual_selection = (msg_t )0 [L317] side1Failed = __VERIFIER_nondet_bool() [L318] CALL write_side1_failed_history(side1Failed) [L119] side1Failed_History_2 = side1Failed_History_1 [L120] side1Failed_History_1 = side1Failed_History_0 [L121] side1Failed_History_0 = val [L318] RET write_side1_failed_history(side1Failed) [L319] COND TRUE \read(side1Failed) [L320] EXPR nomsg != nomsg && s1s1_new == nomsg ? nomsg : s1s1_new [L320] s1s1_new = nomsg != nomsg && s1s1_new == nomsg ? nomsg : s1s1_new [L321] EXPR nomsg != nomsg && s1s2_new == nomsg ? nomsg : s1s2_new [L321] s1s2_new = nomsg != nomsg && s1s2_new == nomsg ? nomsg : s1s2_new [L322] EXPR nomsg != nomsg && s1p_new == nomsg ? nomsg : s1p_new [L322] s1p_new = nomsg != nomsg && s1p_new == nomsg ? nomsg : s1p_new [L323] side1_written = nomsg [L628] RET Side1_activestandby_task_each_pals_period() [L629] CALL Side2_activestandby_task_each_pals_period() [L365] int8_t side1 ; [L366] int8_t side2 ; [L367] msg_t manual_selection ; [L368] int8_t next_state ; [L371] side1 = nomsg [L372] side2 = nomsg [L373] manual_selection = (msg_t )0 [L374] side2Failed = __VERIFIER_nondet_bool() [L375] CALL write_side2_failed_history(side2Failed) [L149] side2Failed_History_2 = side2Failed_History_1 [L150] side2Failed_History_1 = side2Failed_History_0 [L151] side2Failed_History_0 = val [L375] RET write_side2_failed_history(side2Failed) [L376] COND TRUE \read(side2Failed) [L377] EXPR nomsg != nomsg && s2s1_new == nomsg ? nomsg : s2s1_new [L377] s2s1_new = nomsg != nomsg && s2s1_new == nomsg ? nomsg : s2s1_new [L378] EXPR nomsg != nomsg && s2s2_new == nomsg ? nomsg : s2s2_new [L378] s2s2_new = nomsg != nomsg && s2s2_new == nomsg ? nomsg : s2s2_new [L379] EXPR nomsg != nomsg && s2p_new == nomsg ? nomsg : s2p_new [L379] s2p_new = nomsg != nomsg && s2p_new == nomsg ? nomsg : s2p_new [L380] side2_written = nomsg [L629] RET Side2_activestandby_task_each_pals_period() [L630] CALL Pendulum_prism_task_each_pals_period() [L422] int8_t active_side ; [L423] int8_t tmp ; [L424] int8_t side1 ; [L425] int8_t side2 ; [L428] CALL read_active_side_history((unsigned char)0) [L190] COND FALSE !((int )index == 0) [L193] COND FALSE !((int )index == 1) [L196] COND FALSE !((int )index == 2) [L199] CALL assert((_Bool)0) [L659] COND TRUE ! arg [L661] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...