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.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:57:37,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:57:37,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:57:37,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:57:37,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:57:37,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:57:37,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:57:37,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:57:37,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:57:37,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:57:37,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:57:37,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:57:37,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:57:37,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:57:37,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:57:37,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:57:37,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:57:37,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:57:37,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:57:37,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:57:37,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:57:37,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:57:37,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:57:37,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:57:37,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:57:37,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:57:37,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:57:37,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:57:37,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:57:37,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:57:37,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:57:37,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:57:37,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:57:37,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:57:37,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:57:37,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:57:37,359 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 [2019-09-11 16:57:37,373 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:57:37,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:57:37,373 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:57:37,374 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:57:37,374 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:57:37,374 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:57:37,375 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:57:37,375 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:57:37,375 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:57:37,375 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:57:37,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:57:37,376 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:57:37,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:57:37,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:57:37,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:57:37,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:57:37,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:57:37,377 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:57:37,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:57:37,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:57:37,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:57:37,378 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:57:37,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:57:37,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:57:37,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:57:37,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:57:37,379 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:57:37,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:57:37,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:57:37,380 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:57:37,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:57:37,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:57:37,423 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:57:37,424 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:57:37,424 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:57:37,425 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c [2019-09-11 16:57:37,483 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76902f7c5/45c45a5e322c4e03a46adf8b222611a1/FLAG3ee516ad5 [2019-09-11 16:57:37,996 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:57:37,997 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c [2019-09-11 16:57:38,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76902f7c5/45c45a5e322c4e03a46adf8b222611a1/FLAG3ee516ad5 [2019-09-11 16:57:38,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76902f7c5/45c45a5e322c4e03a46adf8b222611a1 [2019-09-11 16:57:38,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:57:38,317 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:57:38,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:57:38,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:57:38,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:57:38,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:57:38" (1/1) ... [2019-09-11 16:57:38,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a5d63e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:57:38, skipping insertion in model container [2019-09-11 16:57:38,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:57:38" (1/1) ... [2019-09-11 16:57:38,333 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:57:38,395 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:57:38,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:57:38,855 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:57:38,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:57:38,987 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:57:38,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:57:38 WrapperNode [2019-09-11 16:57:38,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:57:38,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:57:38,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:57:38,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:57:39,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:57:38" (1/1) ... [2019-09-11 16:57:39,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:57:38" (1/1) ... [2019-09-11 16:57:39,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:57:38" (1/1) ... [2019-09-11 16:57:39,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:57:38" (1/1) ... [2019-09-11 16:57:39,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:57:38" (1/1) ... [2019-09-11 16:57:39,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:57:38" (1/1) ... [2019-09-11 16:57:39,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:57:38" (1/1) ... [2019-09-11 16:57:39,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:57:39,072 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:57:39,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:57:39,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:57:39,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:57:38" (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 [2019-09-11 16:57:39,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:57:39,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:57:39,134 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-11 16:57:39,134 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-11 16:57:39,134 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-11 16:57:39,134 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-11 16:57:39,134 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-11 16:57:39,134 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-11 16:57:39,135 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-11 16:57:39,135 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-11 16:57:39,135 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-11 16:57:39,135 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-11 16:57:39,135 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-11 16:57:39,135 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-11 16:57:39,135 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-11 16:57:39,136 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-11 16:57:39,136 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-11 16:57:39,136 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:57:39,136 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-11 16:57:39,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:57:39,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 16:57:39,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 16:57:39,137 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 16:57:39,137 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 16:57:39,137 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 16:57:39,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 16:57:39,137 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-11 16:57:39,138 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-11 16:57:39,138 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-11 16:57:39,138 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-11 16:57:39,138 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-11 16:57:39,138 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-11 16:57:39,138 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-11 16:57:39,139 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-11 16:57:39,139 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 16:57:39,139 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-11 16:57:39,139 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-11 16:57:39,139 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-11 16:57:39,139 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-11 16:57:39,140 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-11 16:57:39,140 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 16:57:39,140 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:57:39,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:57:39,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:57:39,975 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:57:39,976 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 16:57:39,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:57:39 BoogieIcfgContainer [2019-09-11 16:57:39,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:57:39,979 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:57:39,980 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:57:39,980 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:57:39,981 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:57:39" (1/1) ... [2019-09-11 16:57:40,019 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:57:40,175 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 16:58:04,033 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 16:58:04,066 INFO L272 AbstractInterpreter]: Visited 344 different actions 36077 times. Merged at 161 different actions 5761 times. Widened at 1 different actions 6 times. Performed 323501 root evaluator evaluations with a maximum evaluation depth of 8. Performed 323501 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 3791 fixpoints after 118 different actions. Largest state had 138 variables. [2019-09-11 16:58:04,067 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:58:04,070 INFO L168 Benchmark]: Toolchain (without parser) took 25751.32 ms. Allocated memory was 144.2 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 91.2 MB in the beginning and 128.6 MB in the end (delta: -37.4 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-09-11 16:58:04,071 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 144.2 MB. Free memory was 110.5 MB in the beginning and 110.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:58:04,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.73 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 91.0 MB in the beginning and 170.9 MB in the end (delta: -80.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:04,072 INFO L168 Benchmark]: Boogie Preprocessor took 84.01 ms. Allocated memory is still 201.9 MB. Free memory was 170.9 MB in the beginning and 167.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:04,073 INFO L168 Benchmark]: RCFGBuilder took 906.65 ms. Allocated memory is still 201.9 MB. Free memory was 167.6 MB in the beginning and 107.6 MB in the end (delta: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:04,074 INFO L168 Benchmark]: Abstract Interpretation took 24087.32 ms. Allocated memory was 201.9 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 107.6 MB in the beginning and 128.6 MB in the end (delta: -21.0 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-09-11 16:58:04,079 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 144.2 MB. Free memory was 110.5 MB in the beginning and 110.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 669.73 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 91.0 MB in the beginning and 170.9 MB in the end (delta: -80.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.01 ms. Allocated memory is still 201.9 MB. Free memory was 170.9 MB in the beginning and 167.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 906.65 ms. Allocated memory is still 201.9 MB. Free memory was 167.6 MB in the beginning and 107.6 MB in the end (delta: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 24087.32 ms. Allocated memory was 201.9 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 107.6 MB in the beginning and 128.6 MB in the end (delta: -21.0 MB). Peak memory consumption was 1.2 GB. 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...