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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 00:45:31,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 00:45:31,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 00:45:31,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 00:45:31,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 00:45:31,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 00:45:31,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 00:45:31,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 00:45:31,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 00:45:31,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 00:45:31,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 00:45:31,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 00:45:31,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 00:45:31,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 00:45:31,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 00:45:31,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 00:45:31,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 00:45:31,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 00:45:31,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 00:45:31,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 00:45:31,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 00:45:31,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 00:45:31,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 00:45:31,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 00:45:31,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-14 00:45:31,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 00:45:31,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 00:45:31,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 00:45:31,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 00:45:31,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 00:45:31,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 00:45:31,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 00:45:31,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 00:45:31,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 00:45:31,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 00:45:31,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 00:45:31,624 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 [2019-10-14 00:45:31,653 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 00:45:31,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 00:45:31,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 00:45:31,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 00:45:31,655 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 00:45:31,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 00:45:31,656 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 00:45:31,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 00:45:31,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 00:45:31,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 00:45:31,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 00:45:31,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 00:45:31,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 00:45:31,657 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 00:45:31,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 00:45:31,657 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 00:45:31,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 00:45:31,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 00:45:31,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 00:45:31,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 00:45:31,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 00:45:31,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 00:45:31,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 00:45:31,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 00:45:31,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 00:45:31,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 00:45:31,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 00:45:31,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 00:45:31,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-14 00:45:31,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 00:45:32,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 00:45:32,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 00:45:32,019 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 00:45:32,019 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 00:45:32,020 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.BOUNDED-10.pals.c [2019-10-14 00:45:32,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/516065ab5/82894f2f38404ea7864da5ac83bdb71f/FLAGe0d14e2e3 [2019-10-14 00:45:32,596 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 00:45:32,597 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.BOUNDED-10.pals.c [2019-10-14 00:45:32,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/516065ab5/82894f2f38404ea7864da5ac83bdb71f/FLAGe0d14e2e3 [2019-10-14 00:45:32,940 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/516065ab5/82894f2f38404ea7864da5ac83bdb71f [2019-10-14 00:45:32,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 00:45:32,952 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 00:45:32,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 00:45:32,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 00:45:32,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 00:45:32,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:45:32" (1/1) ... [2019-10-14 00:45:32,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac184fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:32, skipping insertion in model container [2019-10-14 00:45:32,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:45:32" (1/1) ... [2019-10-14 00:45:32,971 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 00:45:33,028 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 00:45:33,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:45:33,557 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 00:45:33,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:45:33,664 INFO L192 MainTranslator]: Completed translation [2019-10-14 00:45:33,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:33 WrapperNode [2019-10-14 00:45:33,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 00:45:33,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 00:45:33,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 00:45:33,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 00:45:33,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:33" (1/1) ... [2019-10-14 00:45:33,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:33" (1/1) ... [2019-10-14 00:45:33,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:33" (1/1) ... [2019-10-14 00:45:33,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:33" (1/1) ... [2019-10-14 00:45:33,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:33" (1/1) ... [2019-10-14 00:45:33,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:33" (1/1) ... [2019-10-14 00:45:33,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:33" (1/1) ... [2019-10-14 00:45:33,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 00:45:33,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 00:45:33,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 00:45:33,733 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 00:45:33,734 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:33" (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 [2019-10-14 00:45:33,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 00:45:33,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 00:45:33,791 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-10-14 00:45:33,792 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-10-14 00:45:33,792 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-10-14 00:45:33,792 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-10-14 00:45:33,792 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-10-14 00:45:33,792 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-10-14 00:45:33,792 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-10-14 00:45:33,793 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-10-14 00:45:33,793 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-10-14 00:45:33,793 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-10-14 00:45:33,793 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-10-14 00:45:33,793 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-10-14 00:45:33,793 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-10-14 00:45:33,794 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-10-14 00:45:33,794 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-10-14 00:45:33,794 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 00:45:33,794 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-14 00:45:33,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 00:45:33,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-14 00:45:33,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-14 00:45:33,795 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-10-14 00:45:33,795 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-10-14 00:45:33,795 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-14 00:45:33,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 00:45:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-10-14 00:45:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-10-14 00:45:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-10-14 00:45:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-10-14 00:45:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-10-14 00:45:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-10-14 00:45:33,797 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-10-14 00:45:33,797 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-10-14 00:45:33,797 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-10-14 00:45:33,797 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-10-14 00:45:33,797 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-10-14 00:45:33,797 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-10-14 00:45:33,798 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-10-14 00:45:33,798 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-10-14 00:45:33,798 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-10-14 00:45:33,798 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 00:45:33,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 00:45:33,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 00:45:34,650 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 00:45:34,651 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 00:45:34,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:45:34 BoogieIcfgContainer [2019-10-14 00:45:34,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 00:45:34,653 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-14 00:45:34,653 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-14 00:45:34,654 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-14 00:45:34,654 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:45:34" (1/1) ... [2019-10-14 00:45:34,689 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-14 00:45:34,819 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-10-14 00:45:56,603 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-14 00:45:56,637 INFO L272 AbstractInterpreter]: Visited 349 different actions 36757 times. Merged at 161 different actions 5747 times. Widened at 1 different actions 6 times. Performed 308654 root evaluator evaluations with a maximum evaluation depth of 8. Performed 308654 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 3718 fixpoints after 117 different actions. Largest state had 138 variables. [2019-10-14 00:45:56,637 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-14 00:45:56,639 INFO L168 Benchmark]: Toolchain (without parser) took 23686.82 ms. Allocated memory was 145.2 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 102.5 MB in the beginning and 491.4 MB in the end (delta: -388.8 MB). Peak memory consumption was 745.2 MB. Max. memory is 7.1 GB. [2019-10-14 00:45:56,640 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 00:45:56,641 INFO L168 Benchmark]: CACSL2BoogieTranslator took 710.57 ms. Allocated memory was 145.2 MB in the beginning and 204.5 MB in the end (delta: 59.2 MB). Free memory was 102.3 MB in the beginning and 177.0 MB in the end (delta: -74.6 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. [2019-10-14 00:45:56,642 INFO L168 Benchmark]: Boogie Preprocessor took 67.03 ms. Allocated memory is still 204.5 MB. Free memory was 177.0 MB in the beginning and 173.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-10-14 00:45:56,643 INFO L168 Benchmark]: RCFGBuilder took 920.11 ms. Allocated memory is still 204.5 MB. Free memory was 173.5 MB in the beginning and 111.9 MB in the end (delta: 61.6 MB). Peak memory consumption was 61.6 MB. Max. memory is 7.1 GB. [2019-10-14 00:45:56,644 INFO L168 Benchmark]: Abstract Interpretation took 21984.05 ms. Allocated memory was 204.5 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 111.9 MB in the beginning and 491.4 MB in the end (delta: -379.5 MB). Peak memory consumption was 695.3 MB. Max. memory is 7.1 GB. [2019-10-14 00:45:56,649 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 710.57 ms. Allocated memory was 145.2 MB in the beginning and 204.5 MB in the end (delta: 59.2 MB). Free memory was 102.3 MB in the beginning and 177.0 MB in the end (delta: -74.6 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.03 ms. Allocated memory is still 204.5 MB. Free memory was 177.0 MB in the beginning and 173.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 920.11 ms. Allocated memory is still 204.5 MB. Free memory was 173.5 MB in the beginning and 111.9 MB in the end (delta: 61.6 MB). Peak memory consumption was 61.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 21984.05 ms. Allocated memory was 204.5 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 111.9 MB in the beginning and 491.4 MB in the end (delta: -379.5 MB). Peak memory consumption was 695.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 662]: 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 i2 < 10 [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) [L660] COND TRUE ! arg [L662] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...