java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 22:40:51,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 22:40:51,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 22:40:51,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 22:40:51,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 22:40:51,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 22:40:51,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 22:40:51,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 22:40:51,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 22:40:51,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 22:40:51,477 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 22:40:51,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 22:40:51,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 22:40:51,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 22:40:51,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 22:40:51,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 22:40:51,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 22:40:51,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 22:40:51,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 22:40:51,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 22:40:51,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 22:40:51,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 22:40:51,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 22:40:51,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 22:40:51,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 22:40:51,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 22:40:51,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 22:40:51,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 22:40:51,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 22:40:51,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 22:40:51,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 22:40:51,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 22:40:51,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 22:40:51,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 22:40:51,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 22:40:51,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 22:40:51,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 22:40:51,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 22:40:51,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 22:40:51,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 22:40:51,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 22:40:51,513 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-14 22:40:51,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 22:40:51,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 22:40:51,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 22:40:51,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 22:40:51,530 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 22:40:51,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 22:40:51,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 22:40:51,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 22:40:51,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 22:40:51,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 22:40:51,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 22:40:51,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 22:40:51,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 22:40:51,531 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 22:40:51,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 22:40:51,532 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 22:40:51,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 22:40:51,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 22:40:51,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 22:40:51,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 22:40:51,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 22:40:51,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 22:40:51,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 22:40:51,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 22:40:51,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 22:40:51,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 22:40:51,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 22:40:51,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 22:40:51,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 22:40:51,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 22:40:51,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 22:40:51,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 22:40:51,583 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 22:40:51,583 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 22:40:51,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-08-14 22:40:51,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f0040380/6342a8385b1845d19621380733d7c9f4/FLAG25b8f3894 [2019-08-14 22:40:52,208 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 22:40:52,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-08-14 22:40:52,232 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f0040380/6342a8385b1845d19621380733d7c9f4/FLAG25b8f3894 [2019-08-14 22:40:52,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f0040380/6342a8385b1845d19621380733d7c9f4 [2019-08-14 22:40:52,499 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 22:40:52,501 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 22:40:52,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 22:40:52,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 22:40:52,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 22:40:52,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:40:52" (1/1) ... [2019-08-14 22:40:52,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b51530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:52, skipping insertion in model container [2019-08-14 22:40:52,513 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:40:52" (1/1) ... [2019-08-14 22:40:52,521 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 22:40:52,572 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 22:40:52,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:40:52,982 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 22:40:53,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:40:53,137 INFO L192 MainTranslator]: Completed translation [2019-08-14 22:40:53,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:53 WrapperNode [2019-08-14 22:40:53,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 22:40:53,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 22:40:53,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 22:40:53,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 22:40:53,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:53" (1/1) ... [2019-08-14 22:40:53,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:53" (1/1) ... [2019-08-14 22:40:53,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:53" (1/1) ... [2019-08-14 22:40:53,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:53" (1/1) ... [2019-08-14 22:40:53,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:53" (1/1) ... [2019-08-14 22:40:53,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:53" (1/1) ... [2019-08-14 22:40:53,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:53" (1/1) ... [2019-08-14 22:40:53,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 22:40:53,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 22:40:53,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 22:40:53,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 22:40:53,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 22:40:53,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 22:40:53,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 22:40:53,326 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-08-14 22:40:53,327 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-08-14 22:40:53,328 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-08-14 22:40:53,328 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-08-14 22:40:53,328 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-08-14 22:40:53,328 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-08-14 22:40:53,329 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-08-14 22:40:53,330 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-08-14 22:40:53,330 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-14 22:40:53,330 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-08-14 22:40:53,331 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-08-14 22:40:53,331 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-08-14 22:40:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-08-14 22:40:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-08-14 22:40:53,335 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-14 22:40:53,335 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 22:40:53,335 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-14 22:40:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 22:40:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-14 22:40:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-14 22:40:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-14 22:40:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-14 22:40:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-14 22:40:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-14 22:40:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-08-14 22:40:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-08-14 22:40:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-08-14 22:40:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-08-14 22:40:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-08-14 22:40:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-08-14 22:40:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-08-14 22:40:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-08-14 22:40:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-14 22:40:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-08-14 22:40:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-08-14 22:40:53,339 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-08-14 22:40:53,339 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-08-14 22:40:53,339 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-08-14 22:40:53,339 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-14 22:40:53,340 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 22:40:53,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 22:40:53,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 22:40:54,415 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 22:40:54,415 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 22:40:54,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:40:54 BoogieIcfgContainer [2019-08-14 22:40:54,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 22:40:54,418 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 22:40:54,418 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 22:40:54,418 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 22:40:54,419 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:40:54" (1/1) ... [2019-08-14 22:40:54,837 WARN L188 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-14 22:40:55,053 WARN L188 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-14 22:40:57,704 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 22:40:57,706 INFO L168 Benchmark]: Toolchain (without parser) took 5204.73 ms. Allocated memory was 131.1 MB in the beginning and 353.4 MB in the end (delta: 222.3 MB). Free memory was 84.3 MB in the beginning and 148.5 MB in the end (delta: -64.2 MB). Peak memory consumption was 236.4 MB. Max. memory is 7.1 GB. [2019-08-14 22:40:57,708 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 131.1 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-14 22:40:57,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.39 ms. Allocated memory was 131.1 MB in the beginning and 199.8 MB in the end (delta: 68.7 MB). Free memory was 84.1 MB in the beginning and 170.6 MB in the end (delta: -86.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2019-08-14 22:40:57,712 INFO L168 Benchmark]: Boogie Preprocessor took 104.74 ms. Allocated memory is still 199.8 MB. Free memory was 170.6 MB in the beginning and 167.3 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-08-14 22:40:57,713 INFO L168 Benchmark]: RCFGBuilder took 1173.48 ms. Allocated memory is still 199.8 MB. Free memory was 167.3 MB in the beginning and 107.4 MB in the end (delta: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 7.1 GB. [2019-08-14 22:40:57,715 INFO L168 Benchmark]: Symbolic Interpretation took 3286.43 ms. Allocated memory was 199.8 MB in the beginning and 353.4 MB in the end (delta: 153.6 MB). Free memory was 107.4 MB in the beginning and 148.5 MB in the end (delta: -41.2 MB). Peak memory consumption was 190.7 MB. Max. memory is 7.1 GB. [2019-08-14 22:40:57,725 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 653]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 8025#(or (and (= (mod assert_~arg 256) 0) (= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|)) (and (= ~nomsg~0 ~s1s2_new~0) (= ~nomsg~0 ~s2s2_new~0) (or (= 0 |assert_#in~arg|) (= 1 |assert_#in~arg|)) (= ~nomsg~0 ~s2s1_new~0) (= ~nomsg~0 ~s2p_new~0) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~cs1_new~0) (= assert_~arg |assert_#in~arg|) (= ~nomsg~0 ~cs2_new~0) (= ~s1p_new~0 ~nomsg~0) (= ~nomsg~0 ~s1s1_new~0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 131.1 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 635.39 ms. Allocated memory was 131.1 MB in the beginning and 199.8 MB in the end (delta: 68.7 MB). Free memory was 84.1 MB in the beginning and 170.6 MB in the end (delta: -86.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.74 ms. Allocated memory is still 199.8 MB. Free memory was 170.6 MB in the beginning and 167.3 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1173.48 ms. Allocated memory is still 199.8 MB. Free memory was 167.3 MB in the beginning and 107.4 MB in the end (delta: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3286.43 ms. Allocated memory was 199.8 MB in the beginning and 353.4 MB in the end (delta: 153.6 MB). Free memory was 107.4 MB in the beginning and 148.5 MB in the end (delta: -41.2 MB). Peak memory consumption was 190.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...