/usr/bin/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-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:07:38,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:07:38,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:07:38,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:07:38,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:07:38,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:07:38,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:07:38,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:07:38,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:07:38,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:07:38,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:07:38,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:07:38,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:07:38,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:07:38,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:07:38,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:07:38,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:07:38,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:07:38,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:07:38,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:07:38,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:07:38,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:07:38,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:07:38,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:07:38,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 07:07:38,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:07:38,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:07:38,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:07:38,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:07:38,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:07:38,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:07:38,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:07:38,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:07:38,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:07:38,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:07:38,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:07:38,288 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 [2019-11-07 07:07:38,318 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:07:38,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:07:38,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:07:38,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:07:38,321 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:07:38,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:07:38,321 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:07:38,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:07:38,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:07:38,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:07:38,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:07:38,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:07:38,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:07:38,323 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:07:38,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:07:38,323 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:07:38,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:07:38,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:07:38,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:07:38,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:07:38,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:07:38,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:07:38,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:07:38,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:07:38,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:07:38,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:07:38,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:07:38,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:07:38,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 07:07:38,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:07:38,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:07:38,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:07:38,640 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:07:38,641 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:07:38,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-07 07:07:38,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0991944d5/9537947c9a394d4a8d5c89a059ae0a6b/FLAG46cd67ed9 [2019-11-07 07:07:39,237 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:07:39,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-07 07:07:39,256 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0991944d5/9537947c9a394d4a8d5c89a059ae0a6b/FLAG46cd67ed9 [2019-11-07 07:07:39,532 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0991944d5/9537947c9a394d4a8d5c89a059ae0a6b [2019-11-07 07:07:39,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:07:39,543 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:07:39,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:07:39,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:07:39,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:07:39,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:07:39" (1/1) ... [2019-11-07 07:07:39,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@789b381a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:39, skipping insertion in model container [2019-11-07 07:07:39,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:07:39" (1/1) ... [2019-11-07 07:07:39,558 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:07:39,627 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:07:40,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:07:40,165 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:07:40,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:07:40,323 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:07:40,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:40 WrapperNode [2019-11-07 07:07:40,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:07:40,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:07:40,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:07:40,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:07:40,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:40" (1/1) ... [2019-11-07 07:07:40,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:40" (1/1) ... [2019-11-07 07:07:40,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:40" (1/1) ... [2019-11-07 07:07:40,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:40" (1/1) ... [2019-11-07 07:07:40,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:40" (1/1) ... [2019-11-07 07:07:40,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:40" (1/1) ... [2019-11-07 07:07:40,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:40" (1/1) ... [2019-11-07 07:07:40,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:07:40,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:07:40,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:07:40,401 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:07:40,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:40" (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 [2019-11-07 07:07:40,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:07:40,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:07:40,473 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:07:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:07:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 07:07:40,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-11-07 07:07:40,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 07:07:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-11-07 07:07:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:07:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-11-07 07:07:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-11-07 07:07:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-11-07 07:07:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-11-07 07:07:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-11-07 07:07:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-11-07 07:07:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-11-07 07:07:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:07:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:07:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:07:41,777 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:07:41,777 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 07:07:41,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:07:41 BoogieIcfgContainer [2019-11-07 07:07:41,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:07:41,780 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 07:07:41,780 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 07:07:41,780 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 07:07:41,781 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:07:41" (1/1) ... [2019-11-07 07:07:41,820 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 07:07:42,013 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-11-07 07:07:47,006 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-11-07 07:07:47,074 INFO L272 AbstractInterpreter]: Visited 428 different actions 7854 times. Merged at 291 different actions 4180 times. Widened at 77 different actions 657 times. Performed 22269 root evaluator evaluations with a maximum evaluation depth of 5. Performed 22269 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 2189 fixpoints after 197 different actions. Largest state had 185 variables. [2019-11-07 07:07:47,074 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 07:07:47,081 INFO L168 Benchmark]: Toolchain (without parser) took 7533.32 ms. Allocated memory was 145.8 MB in the beginning and 351.3 MB in the end (delta: 205.5 MB). Free memory was 102.2 MB in the beginning and 167.5 MB in the end (delta: -65.3 MB). Peak memory consumption was 140.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:47,082 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 07:07:47,083 INFO L168 Benchmark]: CACSL2BoogieTranslator took 780.05 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.0 MB in the beginning and 170.5 MB in the end (delta: -68.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:47,084 INFO L168 Benchmark]: Boogie Preprocessor took 76.35 ms. Allocated memory is still 202.9 MB. Free memory was 170.5 MB in the beginning and 167.0 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:47,085 INFO L168 Benchmark]: RCFGBuilder took 1378.49 ms. Allocated memory was 202.9 MB in the beginning and 237.0 MB in the end (delta: 34.1 MB). Free memory was 167.0 MB in the beginning and 187.4 MB in the end (delta: -20.4 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:47,088 INFO L168 Benchmark]: Abstract Interpretation took 5294.48 ms. Allocated memory was 237.0 MB in the beginning and 351.3 MB in the end (delta: 114.3 MB). Free memory was 187.4 MB in the beginning and 167.5 MB in the end (delta: 19.9 MB). Peak memory consumption was 134.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:47,096 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 780.05 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.0 MB in the beginning and 170.5 MB in the end (delta: -68.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 76.35 ms. Allocated memory is still 202.9 MB. Free memory was 170.5 MB in the beginning and 167.0 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1378.49 ms. Allocated memory was 202.9 MB in the beginning and 237.0 MB in the end (delta: 34.1 MB). Free memory was 167.0 MB in the beginning and 187.4 MB in the end (delta: -20.4 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 5294.48 ms. Allocated memory was 237.0 MB in the beginning and 351.3 MB in the end (delta: 114.3 MB). Free memory was 187.4 MB in the beginning and 167.5 MB in the end (delta: 19.9 MB). Peak memory consumption was 134.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 524]: 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: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p21 = 0; [L22] char p21_old = '\x0'; [L23] char p21_new = '\x0'; [L24] _Bool ep21 = 0; [L25] port_t p23 = 0; [L26] char p23_old = '\x0'; [L27] char p23_new = '\x0'; [L28] _Bool ep23 = 0; [L29] port_t p31 = 0; [L30] char p31_old = '\x0'; [L31] char p31_new = '\x0'; [L32] _Bool ep31 = 0; [L33] port_t p32 = 0; [L34] char p32_old = '\x0'; [L35] char p32_new = '\x0'; [L36] _Bool ep32 = 0; [L37] char id1 = '\x0'; [L38] unsigned char r1 = '\x0'; [L39] char st1 = '\x0'; [L40] char nl1 = '\x0'; [L41] char m1 = '\x0'; [L42] char max1 = '\x0'; [L43] _Bool mode1 = 0; [L44] char id2 = '\x0'; [L45] unsigned char r2 = '\x0'; [L46] char st2 = '\x0'; [L47] char nl2 = '\x0'; [L48] char m2 = '\x0'; [L49] char max2 = '\x0'; [L50] _Bool mode2 = 0; [L51] char id3 = '\x0'; [L52] unsigned char r3 = '\x0'; [L53] char st3 = '\x0'; [L54] char nl3 = '\x0'; [L55] char m3 = '\x0'; [L56] char max3 = '\x0'; [L57] _Bool mode3 = 0; [L61] void (*nodes[3])() = { &node1, &node2, &node3 }; [L65] int __return_1142; [L66] int __return_1270; [L67] int __return_1696; [L68] int __return_1389; [L69] int __return_1499; [L72] int main__c1; [L73] int main__i2; [L74] main__c1 = 0 [L75] ep12 = __VERIFIER_nondet_bool() [L76] ep13 = __VERIFIER_nondet_bool() [L77] ep21 = __VERIFIER_nondet_bool() [L78] ep23 = __VERIFIER_nondet_bool() [L79] ep31 = __VERIFIER_nondet_bool() [L80] ep32 = __VERIFIER_nondet_bool() [L81] id1 = __VERIFIER_nondet_char() [L82] r1 = __VERIFIER_nondet_uchar() [L83] st1 = __VERIFIER_nondet_char() [L84] nl1 = __VERIFIER_nondet_char() [L85] m1 = __VERIFIER_nondet_char() [L86] max1 = __VERIFIER_nondet_char() [L87] mode1 = __VERIFIER_nondet_bool() [L88] id2 = __VERIFIER_nondet_char() [L89] r2 = __VERIFIER_nondet_uchar() [L90] st2 = __VERIFIER_nondet_char() [L91] nl2 = __VERIFIER_nondet_char() [L92] m2 = __VERIFIER_nondet_char() [L93] max2 = __VERIFIER_nondet_char() [L94] mode2 = __VERIFIER_nondet_bool() [L95] id3 = __VERIFIER_nondet_char() [L96] r3 = __VERIFIER_nondet_uchar() [L97] st3 = __VERIFIER_nondet_char() [L98] nl3 = __VERIFIER_nondet_char() [L99] m3 = __VERIFIER_nondet_char() [L100] max3 = __VERIFIER_nondet_char() [L101] mode3 = __VERIFIER_nondet_bool() [L103] _Bool init__r121; [L104] _Bool init__r131; [L105] _Bool init__r211; [L106] _Bool init__r231; [L107] _Bool init__r311; [L108] _Bool init__r321; [L109] _Bool init__r122; [L110] int init__tmp; [L111] _Bool init__r132; [L112] int init__tmp___0; [L113] _Bool init__r212; [L114] int init__tmp___1; [L115] _Bool init__r232; [L116] int init__tmp___2; [L117] _Bool init__r312; [L118] int init__tmp___3; [L119] _Bool init__r322; [L120] int init__tmp___4; [L121] int init__tmp___5; [L122] init__r121 = ep12 [L123] init__r131 = ep13 [L124] init__r211 = ep21 [L125] init__r231 = ep23 [L126] init__r311 = ep31 [L127] init__r321 = ep32 [L128] COND TRUE !(init__r121 == 0) [L130] init__tmp = 1 [L132] init__r122 = (_Bool)init__tmp [L133] COND TRUE !(init__r131 == 0) [L135] init__tmp___0 = 1 [L137] init__r132 = (_Bool)init__tmp___0 [L138] COND TRUE !(init__r211 == 0) [L140] init__tmp___1 = 1 [L142] init__r212 = (_Bool)init__tmp___1 [L143] COND TRUE !(init__r231 == 0) [L145] init__tmp___2 = 1 [L147] init__r232 = (_Bool)init__tmp___2 [L148] COND TRUE !(init__r311 == 0) [L150] init__tmp___3 = 1 [L152] init__r312 = (_Bool)init__tmp___3 [L153] COND TRUE !(init__r321 == 0) [L155] init__tmp___4 = 1 [L157] init__r322 = (_Bool)init__tmp___4 [L158] COND TRUE ((int)id1) != ((int)id2) [L160] COND TRUE ((int)id1) != ((int)id3) [L162] COND TRUE ((int)id2) != ((int)id3) [L164] COND TRUE ((int)id1) >= 0 [L166] COND TRUE ((int)id2) >= 0 [L168] COND TRUE ((int)id3) >= 0 [L170] COND TRUE ((int)r1) == 0 [L172] COND TRUE ((int)r2) == 0 [L174] COND TRUE ((int)r3) == 0 [L176] COND TRUE !(init__r122 == 0) [L178] COND TRUE !(init__r132 == 0) [L180] COND TRUE !(init__r212 == 0) [L182] COND TRUE !(init__r232 == 0) [L184] COND TRUE !(init__r312 == 0) [L186] COND TRUE !(init__r322 == 0) [L188] COND TRUE ((int)max1) == ((int)id1) [L190] COND TRUE ((int)max2) == ((int)id2) [L192] COND TRUE ((int)max3) == ((int)id3) [L194] COND TRUE ((int)st1) == 0 [L196] COND TRUE ((int)st2) == 0 [L198] COND TRUE ((int)st3) == 0 [L200] COND TRUE ((int)nl1) == 0 [L202] COND TRUE ((int)nl2) == 0 [L204] COND TRUE ((int)nl3) == 0 [L206] COND TRUE ((int)mode1) == 0 [L208] COND TRUE ((int)mode2) == 0 [L210] COND TRUE ((int)mode3) == 0 [L212] init__tmp___5 = 1 [L213] __return_1142 = init__tmp___5 [L214] main__i2 = __return_1142 [L215] COND TRUE main__i2 != 0 [L217] p12_old = nomsg [L218] p12_new = nomsg [L219] p13_old = nomsg [L220] p13_new = nomsg [L221] p21_old = nomsg [L222] p21_new = nomsg [L223] p23_old = nomsg [L224] p23_new = nomsg [L225] p31_old = nomsg [L226] p31_new = nomsg [L227] p32_old = nomsg [L228] p32_new = nomsg [L229] main__i2 = 0 [L231] COND FALSE !(!(mode1 == 0)) [L237] COND TRUE ((int)r1) < 2 [L239] COND FALSE !(!(ep12 == 0)) [L250] COND FALSE !(!(ep13 == 0)) [L261] mode1 = 1 [L263] COND FALSE !(!(mode2 == 0)) [L269] COND TRUE ((int)r2) < 2 [L271] COND FALSE !(!(ep21 == 0)) [L282] COND FALSE !(!(ep23 == 0)) [L293] mode2 = 1 [L295] COND FALSE !(!(mode3 == 0)) [L301] COND TRUE ((int)r3) < 2 [L303] COND FALSE !(!(ep31 == 0)) [L314] COND FALSE !(!(ep32 == 0)) [L325] mode3 = 1 [L326] p12_old = p12_new [L327] p12_new = nomsg [L328] p13_old = p13_new [L329] p13_new = nomsg [L330] p21_old = p21_new [L331] p21_new = nomsg [L332] p23_old = p23_new [L333] p23_new = nomsg [L334] p31_old = p31_new [L335] p31_new = nomsg [L336] p32_old = p32_new [L337] p32_new = nomsg [L339] int check__tmp; [L340] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L342] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L344] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L346] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L348] COND FALSE !(((int)r1) >= 2) [L354] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L356] COND TRUE ((int)r1) < 2 [L358] COND FALSE !(((int)r1) >= 2) [L364] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L366] COND TRUE ((int)r1) < 2 [L368] check__tmp = 1 [L369] __return_1270 = check__tmp [L370] main__c1 = __return_1270 [L372] _Bool __tmp_1; [L373] __tmp_1 = main__c1 [L374] _Bool assert__arg; [L375] assert__arg = __tmp_1 [L376] COND FALSE !(assert__arg == 0) [L383] COND TRUE !(mode1 == 0) [L385] COND FALSE !(r1 == 255) [L391] r1 = r1 + 1 [L392] COND FALSE !(!(ep21 == 0)) [L400] COND FALSE !(!(ep31 == 0)) [L408] COND TRUE ((int)r1) == 1 [L410] COND TRUE ((int)max1) == ((int)id1) [L412] st1 = 1 [L413] mode1 = 0 [L415] COND TRUE !(mode2 == 0) [L417] COND FALSE !(r2 == 255) [L423] r2 = r2 + 1 [L424] COND FALSE !(!(ep12 == 0)) [L432] COND FALSE !(!(ep32 == 0)) [L440] COND FALSE !(((int)r2) == 2) [L446] mode2 = 0 [L448] COND TRUE !(mode3 == 0) [L450] COND FALSE !(r3 == 255) [L456] r3 = r3 + 1 [L457] COND FALSE !(!(ep13 == 0)) [L465] COND FALSE !(!(ep23 == 0)) [L473] COND FALSE !(((int)r3) == 2) [L479] mode3 = 0 [L480] p12_old = p12_new [L481] p12_new = nomsg [L482] p13_old = p13_new [L483] p13_new = nomsg [L484] p21_old = p21_new [L485] p21_new = nomsg [L486] p23_old = p23_new [L487] p23_new = nomsg [L488] p31_old = p31_new [L489] p31_new = nomsg [L490] p32_old = p32_new [L491] p32_new = nomsg [L493] int check__tmp; [L494] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L496] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L498] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L500] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L502] COND FALSE !(((int)r1) >= 2) [L508] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) == 0) [L514] check__tmp = 0 [L515] __return_1696 = check__tmp [L516] main__c1 = __return_1696 [L518] _Bool __tmp_2; [L519] __tmp_2 = main__c1 [L520] _Bool assert__arg; [L521] assert__arg = __tmp_2 [L522] COND TRUE assert__arg == 0 [L524] __VERIFIER_error() - UnprovableResult [Line: 737]: 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: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p21 = 0; [L22] char p21_old = '\x0'; [L23] char p21_new = '\x0'; [L24] _Bool ep21 = 0; [L25] port_t p23 = 0; [L26] char p23_old = '\x0'; [L27] char p23_new = '\x0'; [L28] _Bool ep23 = 0; [L29] port_t p31 = 0; [L30] char p31_old = '\x0'; [L31] char p31_new = '\x0'; [L32] _Bool ep31 = 0; [L33] port_t p32 = 0; [L34] char p32_old = '\x0'; [L35] char p32_new = '\x0'; [L36] _Bool ep32 = 0; [L37] char id1 = '\x0'; [L38] unsigned char r1 = '\x0'; [L39] char st1 = '\x0'; [L40] char nl1 = '\x0'; [L41] char m1 = '\x0'; [L42] char max1 = '\x0'; [L43] _Bool mode1 = 0; [L44] char id2 = '\x0'; [L45] unsigned char r2 = '\x0'; [L46] char st2 = '\x0'; [L47] char nl2 = '\x0'; [L48] char m2 = '\x0'; [L49] char max2 = '\x0'; [L50] _Bool mode2 = 0; [L51] char id3 = '\x0'; [L52] unsigned char r3 = '\x0'; [L53] char st3 = '\x0'; [L54] char nl3 = '\x0'; [L55] char m3 = '\x0'; [L56] char max3 = '\x0'; [L57] _Bool mode3 = 0; [L61] void (*nodes[3])() = { &node1, &node2, &node3 }; [L65] int __return_1142; [L66] int __return_1270; [L67] int __return_1696; [L68] int __return_1389; [L69] int __return_1499; [L72] int main__c1; [L73] int main__i2; [L74] main__c1 = 0 [L75] ep12 = __VERIFIER_nondet_bool() [L76] ep13 = __VERIFIER_nondet_bool() [L77] ep21 = __VERIFIER_nondet_bool() [L78] ep23 = __VERIFIER_nondet_bool() [L79] ep31 = __VERIFIER_nondet_bool() [L80] ep32 = __VERIFIER_nondet_bool() [L81] id1 = __VERIFIER_nondet_char() [L82] r1 = __VERIFIER_nondet_uchar() [L83] st1 = __VERIFIER_nondet_char() [L84] nl1 = __VERIFIER_nondet_char() [L85] m1 = __VERIFIER_nondet_char() [L86] max1 = __VERIFIER_nondet_char() [L87] mode1 = __VERIFIER_nondet_bool() [L88] id2 = __VERIFIER_nondet_char() [L89] r2 = __VERIFIER_nondet_uchar() [L90] st2 = __VERIFIER_nondet_char() [L91] nl2 = __VERIFIER_nondet_char() [L92] m2 = __VERIFIER_nondet_char() [L93] max2 = __VERIFIER_nondet_char() [L94] mode2 = __VERIFIER_nondet_bool() [L95] id3 = __VERIFIER_nondet_char() [L96] r3 = __VERIFIER_nondet_uchar() [L97] st3 = __VERIFIER_nondet_char() [L98] nl3 = __VERIFIER_nondet_char() [L99] m3 = __VERIFIER_nondet_char() [L100] max3 = __VERIFIER_nondet_char() [L101] mode3 = __VERIFIER_nondet_bool() [L103] _Bool init__r121; [L104] _Bool init__r131; [L105] _Bool init__r211; [L106] _Bool init__r231; [L107] _Bool init__r311; [L108] _Bool init__r321; [L109] _Bool init__r122; [L110] int init__tmp; [L111] _Bool init__r132; [L112] int init__tmp___0; [L113] _Bool init__r212; [L114] int init__tmp___1; [L115] _Bool init__r232; [L116] int init__tmp___2; [L117] _Bool init__r312; [L118] int init__tmp___3; [L119] _Bool init__r322; [L120] int init__tmp___4; [L121] int init__tmp___5; [L122] init__r121 = ep12 [L123] init__r131 = ep13 [L124] init__r211 = ep21 [L125] init__r231 = ep23 [L126] init__r311 = ep31 [L127] init__r321 = ep32 [L128] COND TRUE !(init__r121 == 0) [L130] init__tmp = 1 [L132] init__r122 = (_Bool)init__tmp [L133] COND TRUE !(init__r131 == 0) [L135] init__tmp___0 = 1 [L137] init__r132 = (_Bool)init__tmp___0 [L138] COND TRUE !(init__r211 == 0) [L140] init__tmp___1 = 1 [L142] init__r212 = (_Bool)init__tmp___1 [L143] COND TRUE !(init__r231 == 0) [L145] init__tmp___2 = 1 [L147] init__r232 = (_Bool)init__tmp___2 [L148] COND TRUE !(init__r311 == 0) [L150] init__tmp___3 = 1 [L152] init__r312 = (_Bool)init__tmp___3 [L153] COND TRUE !(init__r321 == 0) [L155] init__tmp___4 = 1 [L157] init__r322 = (_Bool)init__tmp___4 [L158] COND TRUE ((int)id1) != ((int)id2) [L160] COND TRUE ((int)id1) != ((int)id3) [L162] COND TRUE ((int)id2) != ((int)id3) [L164] COND TRUE ((int)id1) >= 0 [L166] COND TRUE ((int)id2) >= 0 [L168] COND TRUE ((int)id3) >= 0 [L170] COND TRUE ((int)r1) == 0 [L172] COND TRUE ((int)r2) == 0 [L174] COND TRUE ((int)r3) == 0 [L176] COND TRUE !(init__r122 == 0) [L178] COND TRUE !(init__r132 == 0) [L180] COND TRUE !(init__r212 == 0) [L182] COND TRUE !(init__r232 == 0) [L184] COND TRUE !(init__r312 == 0) [L186] COND TRUE !(init__r322 == 0) [L188] COND TRUE ((int)max1) == ((int)id1) [L190] COND TRUE ((int)max2) == ((int)id2) [L192] COND TRUE ((int)max3) == ((int)id3) [L194] COND TRUE ((int)st1) == 0 [L196] COND TRUE ((int)st2) == 0 [L198] COND TRUE ((int)st3) == 0 [L200] COND TRUE ((int)nl1) == 0 [L202] COND TRUE ((int)nl2) == 0 [L204] COND TRUE ((int)nl3) == 0 [L206] COND TRUE ((int)mode1) == 0 [L208] COND TRUE ((int)mode2) == 0 [L210] COND TRUE ((int)mode3) == 0 [L212] init__tmp___5 = 1 [L213] __return_1142 = init__tmp___5 [L214] main__i2 = __return_1142 [L215] COND TRUE main__i2 != 0 [L217] p12_old = nomsg [L218] p12_new = nomsg [L219] p13_old = nomsg [L220] p13_new = nomsg [L221] p21_old = nomsg [L222] p21_new = nomsg [L223] p23_old = nomsg [L224] p23_new = nomsg [L225] p31_old = nomsg [L226] p31_new = nomsg [L227] p32_old = nomsg [L228] p32_new = nomsg [L229] main__i2 = 0 [L231] COND FALSE !(!(mode1 == 0)) [L237] COND TRUE ((int)r1) < 2 [L239] COND FALSE !(!(ep12 == 0)) [L250] COND FALSE !(!(ep13 == 0)) [L261] mode1 = 1 [L263] COND FALSE !(!(mode2 == 0)) [L269] COND TRUE ((int)r2) < 2 [L271] COND FALSE !(!(ep21 == 0)) [L282] COND FALSE !(!(ep23 == 0)) [L293] mode2 = 1 [L295] COND FALSE !(!(mode3 == 0)) [L301] COND TRUE ((int)r3) < 2 [L303] COND FALSE !(!(ep31 == 0)) [L314] COND FALSE !(!(ep32 == 0)) [L325] mode3 = 1 [L326] p12_old = p12_new [L327] p12_new = nomsg [L328] p13_old = p13_new [L329] p13_new = nomsg [L330] p21_old = p21_new [L331] p21_new = nomsg [L332] p23_old = p23_new [L333] p23_new = nomsg [L334] p31_old = p31_new [L335] p31_new = nomsg [L336] p32_old = p32_new [L337] p32_new = nomsg [L339] int check__tmp; [L340] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L342] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L344] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L346] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L348] COND FALSE !(((int)r1) >= 2) [L354] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L356] COND TRUE ((int)r1) < 2 [L358] COND FALSE !(((int)r1) >= 2) [L364] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L366] COND TRUE ((int)r1) < 2 [L368] check__tmp = 1 [L369] __return_1270 = check__tmp [L370] main__c1 = __return_1270 [L372] _Bool __tmp_1; [L373] __tmp_1 = main__c1 [L374] _Bool assert__arg; [L375] assert__arg = __tmp_1 [L376] COND FALSE !(assert__arg == 0) [L383] COND TRUE !(mode1 == 0) [L385] COND FALSE !(r1 == 255) [L391] r1 = r1 + 1 [L392] COND FALSE !(!(ep21 == 0)) [L400] COND FALSE !(!(ep31 == 0)) [L408] COND TRUE ((int)r1) == 1 [L410] COND FALSE !(((int)max1) == ((int)id1)) [L614] nl1 = 1 [L615] mode1 = 0 [L617] COND TRUE !(mode2 == 0) [L619] COND FALSE !(r2 == 255) [L625] r2 = r2 + 1 [L626] COND FALSE !(!(ep12 == 0)) [L634] COND FALSE !(!(ep32 == 0)) [L642] COND FALSE !(((int)r2) == 2) [L648] mode2 = 0 [L650] COND TRUE !(mode3 == 0) [L652] COND FALSE !(r3 == 255) [L658] r3 = r3 + 1 [L659] COND FALSE !(!(ep13 == 0)) [L667] COND FALSE !(!(ep23 == 0)) [L675] COND FALSE !(((int)r3) == 2) [L681] mode3 = 0 [L682] p12_old = p12_new [L683] p12_new = nomsg [L684] p13_old = p13_new [L685] p13_new = nomsg [L686] p21_old = p21_new [L687] p21_new = nomsg [L688] p23_old = p23_new [L689] p23_new = nomsg [L690] p31_old = p31_new [L691] p31_new = nomsg [L692] p32_old = p32_new [L693] p32_new = nomsg [L695] int check__tmp; [L696] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L698] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L700] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L702] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L704] COND FALSE !(((int)r1) >= 2) [L710] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L712] COND TRUE ((int)r1) < 2 [L714] COND FALSE !(((int)r1) >= 2) [L720] COND FALSE !(((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0) [L726] check__tmp = 0 [L727] __return_1389 = check__tmp [L728] main__c1 = __return_1389 [L731] _Bool __tmp_3; [L732] __tmp_3 = main__c1 [L733] _Bool assert__arg; [L734] assert__arg = __tmp_3 [L735] COND TRUE assert__arg == 0 [L737] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...