/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.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:07:45,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:07:45,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:07:45,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:07:45,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:07:45,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:07:45,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:07:45,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:07:45,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:07:45,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:07:45,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:07:45,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:07:45,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:07:45,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:07:45,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:07:45,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:07:45,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:07:45,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:07:45,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:07:45,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:07:45,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:07:45,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:07:45,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:07:45,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:07:45,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 07:07:45,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:07:45,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:07:45,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:07:45,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:07:45,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:07:45,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:07:45,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:07:45,269 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:07:45,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:07:45,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:07:45,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:07:45,274 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 07:07:45,300 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:07:45,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:07:45,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:07:45,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:07:45,304 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:07:45,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:07:45,305 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:07:45,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:07:45,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:07:45,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:07:45,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:07:45,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:07:45,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:07:45,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:07:45,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:07:45,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:07:45,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:07:45,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:07:45,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:07:45,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:07:45,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:07:45,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:07:45,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:07:45,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:07:45,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:07:45,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:07:45,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:07:45,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:07:45,312 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 07:07:45,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:07:45,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:07:45,596 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:07:45,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:07:45,597 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:07:45,598 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-07 07:07:45,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0519cd4af/3aabcce7c70e4265bea15e2587f4e2ed/FLAGbcc4537ec [2019-11-07 07:07:46,236 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:07:46,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-07 07:07:46,256 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0519cd4af/3aabcce7c70e4265bea15e2587f4e2ed/FLAGbcc4537ec [2019-11-07 07:07:46,480 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0519cd4af/3aabcce7c70e4265bea15e2587f4e2ed [2019-11-07 07:07:46,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:07:46,489 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:07:46,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:07:46,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:07:46,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:07:46,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:07:46" (1/1) ... [2019-11-07 07:07:46,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e69abf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:46, skipping insertion in model container [2019-11-07 07:07:46,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:07:46" (1/1) ... [2019-11-07 07:07:46,505 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:07:46,578 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:07:47,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:07:47,031 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:07:47,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:07:47,326 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:07:47,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:47 WrapperNode [2019-11-07 07:07:47,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:07:47,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:07:47,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:07:47,327 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:07:47,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:47" (1/1) ... [2019-11-07 07:07:47,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:47" (1/1) ... [2019-11-07 07:07:47,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:47" (1/1) ... [2019-11-07 07:07:47,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:47" (1/1) ... [2019-11-07 07:07:47,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:47" (1/1) ... [2019-11-07 07:07:47,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:47" (1/1) ... [2019-11-07 07:07:47,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:47" (1/1) ... [2019-11-07 07:07:47,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:07:47,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:07:47,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:07:47,416 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:07:47,417 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:47" (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 07:07:47,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:07:47,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:07:47,495 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:07:47,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:07:47,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 07:07:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 07:07:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-11-07 07:07:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:07:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-11-07 07:07:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-11-07 07:07:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-11-07 07:07:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-11-07 07:07:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-11-07 07:07:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-11-07 07:07:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-11-07 07:07:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:07:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:07:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:07:48,939 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:07:48,939 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 07:07:48,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:07:48 BoogieIcfgContainer [2019-11-07 07:07:48,941 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:07:48,941 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 07:07:48,942 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 07:07:48,942 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 07:07:48,943 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:07:48" (1/1) ... [2019-11-07 07:07:48,980 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 07:07:49,148 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-11-07 07:07:56,150 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-11-07 07:07:56,201 INFO L272 AbstractInterpreter]: Visited 528 different actions 10367 times. Merged at 359 different actions 5621 times. Widened at 100 different actions 886 times. Performed 29709 root evaluator evaluations with a maximum evaluation depth of 5. Performed 29709 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 2476 fixpoints after 204 different actions. Largest state had 204 variables. [2019-11-07 07:07:56,202 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 07:07:56,205 INFO L168 Benchmark]: Toolchain (without parser) took 9714.32 ms. Allocated memory was 139.5 MB in the beginning and 449.3 MB in the end (delta: 309.9 MB). Free memory was 100.6 MB in the beginning and 142.9 MB in the end (delta: -42.3 MB). Peak memory consumption was 267.6 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:56,206 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 07:07:56,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 836.47 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 100.4 MB in the beginning and 172.9 MB in the end (delta: -72.4 MB). Peak memory consumption was 36.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:56,207 INFO L168 Benchmark]: Boogie Preprocessor took 88.37 ms. Allocated memory is still 203.9 MB. Free memory was 172.9 MB in the beginning and 168.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:56,209 INFO L168 Benchmark]: RCFGBuilder took 1525.10 ms. Allocated memory was 203.9 MB in the beginning and 237.0 MB in the end (delta: 33.0 MB). Free memory was 168.6 MB in the beginning and 161.6 MB in the end (delta: 7.0 MB). Peak memory consumption was 84.7 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:56,210 INFO L168 Benchmark]: Abstract Interpretation took 7260.48 ms. Allocated memory was 237.0 MB in the beginning and 449.3 MB in the end (delta: 212.3 MB). Free memory was 161.6 MB in the beginning and 142.9 MB in the end (delta: 18.7 MB). Peak memory consumption was 231.0 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:56,214 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 139.5 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 836.47 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 100.4 MB in the beginning and 172.9 MB in the end (delta: -72.4 MB). Peak memory consumption was 36.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.37 ms. Allocated memory is still 203.9 MB. Free memory was 172.9 MB in the beginning and 168.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1525.10 ms. Allocated memory was 203.9 MB in the beginning and 237.0 MB in the end (delta: 33.0 MB). Free memory was 168.6 MB in the beginning and 161.6 MB in the end (delta: 7.0 MB). Peak memory consumption was 84.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 7260.48 ms. Allocated memory was 237.0 MB in the beginning and 449.3 MB in the end (delta: 212.3 MB). Free memory was 161.6 MB in the beginning and 142.9 MB in the end (delta: 18.7 MB). Peak memory consumption was 231.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 822]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p21 = 0; [L21] char p21_old = '\x0'; [L22] char p21_new = '\x0'; [L23] _Bool ep21 = 0; [L24] port_t p23 = 0; [L25] char p23_old = '\x0'; [L26] char p23_new = '\x0'; [L27] _Bool ep23 = 0; [L28] port_t p31 = 0; [L29] char p31_old = '\x0'; [L30] char p31_new = '\x0'; [L31] _Bool ep31 = 0; [L32] port_t p32 = 0; [L33] char p32_old = '\x0'; [L34] char p32_new = '\x0'; [L35] _Bool ep32 = 0; [L36] char id1 = '\x0'; [L37] char r1 = '\x0'; [L38] char st1 = '\x0'; [L39] char nl1 = '\x0'; [L40] char m1 = '\x0'; [L41] char max1 = '\x0'; [L42] _Bool mode1 = 0; [L43] char id2 = '\x0'; [L44] char r2 = '\x0'; [L45] char st2 = '\x0'; [L46] char nl2 = '\x0'; [L47] char m2 = '\x0'; [L48] char max2 = '\x0'; [L49] _Bool mode2 = 0; [L50] char id3 = '\x0'; [L51] char r3 = '\x0'; [L52] char st3 = '\x0'; [L53] char nl3 = '\x0'; [L54] char m3 = '\x0'; [L55] char max3 = '\x0'; [L56] _Bool mode3 = 0; [L60] void (*nodes[3])() = { &node1, &node2, &node3 }; [L64] int __return_1732; [L65] int __return_1860; [L66] int __return_1978; [L67] int __return_2099; [L68] int __return_2228; [L69] int __tmp_2229_0; [L70] int __return_2337; [L71] int __return_2242; [L74] int main__c1; [L75] int main__i2; [L76] main__c1 = 0 [L77] ep12 = __VERIFIER_nondet_bool() [L78] ep13 = __VERIFIER_nondet_bool() [L79] ep21 = __VERIFIER_nondet_bool() [L80] ep23 = __VERIFIER_nondet_bool() [L81] ep31 = __VERIFIER_nondet_bool() [L82] ep32 = __VERIFIER_nondet_bool() [L83] id1 = __VERIFIER_nondet_char() [L84] r1 = __VERIFIER_nondet_char() [L85] st1 = __VERIFIER_nondet_char() [L86] nl1 = __VERIFIER_nondet_char() [L87] m1 = __VERIFIER_nondet_char() [L88] max1 = __VERIFIER_nondet_char() [L89] mode1 = __VERIFIER_nondet_bool() [L90] id2 = __VERIFIER_nondet_char() [L91] r2 = __VERIFIER_nondet_char() [L92] st2 = __VERIFIER_nondet_char() [L93] nl2 = __VERIFIER_nondet_char() [L94] m2 = __VERIFIER_nondet_char() [L95] max2 = __VERIFIER_nondet_char() [L96] mode2 = __VERIFIER_nondet_bool() [L97] id3 = __VERIFIER_nondet_char() [L98] r3 = __VERIFIER_nondet_char() [L99] st3 = __VERIFIER_nondet_char() [L100] nl3 = __VERIFIER_nondet_char() [L101] m3 = __VERIFIER_nondet_char() [L102] max3 = __VERIFIER_nondet_char() [L103] mode3 = __VERIFIER_nondet_bool() [L105] _Bool init__r121; [L106] _Bool init__r131; [L107] _Bool init__r211; [L108] _Bool init__r231; [L109] _Bool init__r311; [L110] _Bool init__r321; [L111] _Bool init__r122; [L112] int init__tmp; [L113] _Bool init__r132; [L114] int init__tmp___0; [L115] _Bool init__r212; [L116] int init__tmp___1; [L117] _Bool init__r232; [L118] int init__tmp___2; [L119] _Bool init__r312; [L120] int init__tmp___3; [L121] _Bool init__r322; [L122] int init__tmp___4; [L123] int init__tmp___5; [L124] init__r121 = ep12 [L125] init__r131 = ep13 [L126] init__r211 = ep21 [L127] init__r231 = ep23 [L128] init__r311 = ep31 [L129] init__r321 = ep32 [L130] COND TRUE !(init__r121 == 0) [L132] init__tmp = 1 [L134] init__r122 = (_Bool)init__tmp [L135] COND TRUE !(init__r131 == 0) [L137] init__tmp___0 = 1 [L139] init__r132 = (_Bool)init__tmp___0 [L140] COND TRUE !(init__r211 == 0) [L142] init__tmp___1 = 1 [L144] init__r212 = (_Bool)init__tmp___1 [L145] COND TRUE !(init__r231 == 0) [L147] init__tmp___2 = 1 [L149] init__r232 = (_Bool)init__tmp___2 [L150] COND TRUE !(init__r311 == 0) [L152] init__tmp___3 = 1 [L154] init__r312 = (_Bool)init__tmp___3 [L155] COND TRUE !(init__r321 == 0) [L157] init__tmp___4 = 1 [L159] init__r322 = (_Bool)init__tmp___4 [L160] COND TRUE ((int)id1) != ((int)id2) [L162] COND TRUE ((int)id1) != ((int)id3) [L164] COND TRUE ((int)id2) != ((int)id3) [L166] COND TRUE ((int)id1) >= 0 [L168] COND TRUE ((int)id2) >= 0 [L170] COND TRUE ((int)id3) >= 0 [L172] COND TRUE ((int)r1) == 0 [L174] COND TRUE ((int)r2) == 0 [L176] COND TRUE ((int)r3) == 0 [L178] COND TRUE !(init__r122 == 0) [L180] COND TRUE !(init__r132 == 0) [L182] COND TRUE !(init__r212 == 0) [L184] COND TRUE !(init__r232 == 0) [L186] COND TRUE !(init__r312 == 0) [L188] COND TRUE !(init__r322 == 0) [L190] COND TRUE ((int)max1) == ((int)id1) [L192] COND TRUE ((int)max2) == ((int)id2) [L194] COND TRUE ((int)max3) == ((int)id3) [L196] COND TRUE ((int)st1) == 0 [L198] COND TRUE ((int)st2) == 0 [L200] COND TRUE ((int)st3) == 0 [L202] COND TRUE ((int)nl1) == 0 [L204] COND TRUE ((int)nl2) == 0 [L206] COND TRUE ((int)nl3) == 0 [L208] COND TRUE ((int)mode1) == 0 [L210] COND TRUE ((int)mode2) == 0 [L212] COND TRUE ((int)mode3) == 0 [L214] init__tmp___5 = 1 [L215] __return_1732 = init__tmp___5 [L216] main__i2 = __return_1732 [L217] COND TRUE main__i2 != 0 [L219] p12_old = nomsg [L220] p12_new = nomsg [L221] p13_old = nomsg [L222] p13_new = nomsg [L223] p21_old = nomsg [L224] p21_new = nomsg [L225] p23_old = nomsg [L226] p23_new = nomsg [L227] p31_old = nomsg [L228] p31_new = nomsg [L229] p32_old = nomsg [L230] p32_new = nomsg [L231] main__i2 = 0 [L232] COND TRUE main__i2 < 6 [L235] COND FALSE !(!(mode1 == 0)) [L241] COND TRUE ((int)r1) < 2 [L243] COND FALSE !(!(ep12 == 0)) [L254] COND FALSE !(!(ep13 == 0)) [L265] mode1 = 1 [L267] COND FALSE !(!(mode2 == 0)) [L273] COND TRUE ((int)r2) < 2 [L275] COND FALSE !(!(ep21 == 0)) [L286] COND FALSE !(!(ep23 == 0)) [L297] mode2 = 1 [L299] COND FALSE !(!(mode3 == 0)) [L305] COND TRUE ((int)r3) < 2 [L307] COND FALSE !(!(ep31 == 0)) [L318] COND FALSE !(!(ep32 == 0)) [L329] mode3 = 1 [L330] p12_old = p12_new [L331] p12_new = nomsg [L332] p13_old = p13_new [L333] p13_new = nomsg [L334] p21_old = p21_new [L335] p21_new = nomsg [L336] p23_old = p23_new [L337] p23_new = nomsg [L338] p31_old = p31_new [L339] p31_new = nomsg [L340] p32_old = p32_new [L341] p32_new = nomsg [L343] int check__tmp; [L344] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L346] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L348] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L350] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L352] COND FALSE !(((int)r1) >= 2) [L358] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L360] COND TRUE ((int)r1) < 2 [L362] COND FALSE !(((int)r1) >= 2) [L368] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L370] COND TRUE ((int)r1) < 2 [L372] check__tmp = 1 [L373] __return_1860 = check__tmp [L374] main__c1 = __return_1860 [L376] _Bool __tmp_1; [L377] __tmp_1 = main__c1 [L378] _Bool assert__arg; [L379] assert__arg = __tmp_1 [L380] COND FALSE !(assert__arg == 0) [L386] int main____CPAchecker_TMP_0 = main__i2; [L387] main__i2 = main__i2 + 1 [L388] COND TRUE main__i2 < 6 [L391] COND TRUE !(mode1 == 0) [L393] r1 = (char)(((int)r1) + 1) [L394] COND FALSE !(!(ep21 == 0)) [L402] COND FALSE !(!(ep31 == 0)) [L410] COND FALSE !(((int)r1) == 2) [L416] mode1 = 0 [L418] COND TRUE !(mode2 == 0) [L420] r2 = (char)(((int)r2) + 1) [L421] COND FALSE !(!(ep12 == 0)) [L429] COND FALSE !(!(ep32 == 0)) [L437] COND FALSE !(((int)r2) == 2) [L443] mode2 = 0 [L445] COND TRUE !(mode3 == 0) [L447] r3 = (char)(((int)r3) + 1) [L448] COND FALSE !(!(ep13 == 0)) [L456] COND FALSE !(!(ep23 == 0)) [L464] COND FALSE !(((int)r3) == 2) [L470] mode3 = 0 [L471] p12_old = p12_new [L472] p12_new = nomsg [L473] p13_old = p13_new [L474] p13_new = nomsg [L475] p21_old = p21_new [L476] p21_new = nomsg [L477] p23_old = p23_new [L478] p23_new = nomsg [L479] p31_old = p31_new [L480] p31_new = nomsg [L481] p32_old = p32_new [L482] p32_new = nomsg [L484] int check__tmp; [L485] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L487] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L489] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L491] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L493] COND FALSE !(((int)r1) >= 2) [L499] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L501] COND TRUE ((int)r1) < 2 [L503] COND FALSE !(((int)r1) >= 2) [L509] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L511] COND TRUE ((int)r1) < 2 [L513] check__tmp = 1 [L514] __return_1978 = check__tmp [L515] main__c1 = __return_1978 [L517] _Bool __tmp_2; [L518] __tmp_2 = main__c1 [L519] _Bool assert__arg; [L520] assert__arg = __tmp_2 [L521] COND FALSE !(assert__arg == 0) [L527] int main____CPAchecker_TMP_0 = main__i2; [L528] main__i2 = main__i2 + 1 [L529] COND TRUE main__i2 < 6 [L532] COND FALSE !(!(mode1 == 0)) [L538] COND TRUE ((int)r1) < 2 [L540] COND FALSE !(!(ep12 == 0)) [L551] COND FALSE !(!(ep13 == 0)) [L562] mode1 = 1 [L564] COND FALSE !(!(mode2 == 0)) [L570] COND TRUE ((int)r2) < 2 [L572] COND FALSE !(!(ep21 == 0)) [L583] COND FALSE !(!(ep23 == 0)) [L594] mode2 = 1 [L596] COND FALSE !(!(mode3 == 0)) [L602] COND TRUE ((int)r3) < 2 [L604] COND FALSE !(!(ep31 == 0)) [L615] COND FALSE !(!(ep32 == 0)) [L626] mode3 = 1 [L627] p12_old = p12_new [L628] p12_new = nomsg [L629] p13_old = p13_new [L630] p13_new = nomsg [L631] p21_old = p21_new [L632] p21_new = nomsg [L633] p23_old = p23_new [L634] p23_new = nomsg [L635] p31_old = p31_new [L636] p31_new = nomsg [L637] p32_old = p32_new [L638] p32_new = nomsg [L640] int check__tmp; [L641] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L643] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L645] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L647] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L649] COND FALSE !(((int)r1) >= 2) [L655] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L657] COND TRUE ((int)r1) < 2 [L659] COND FALSE !(((int)r1) >= 2) [L665] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L667] COND TRUE ((int)r1) < 2 [L669] check__tmp = 1 [L670] __return_2099 = check__tmp [L671] main__c1 = __return_2099 [L673] _Bool __tmp_3; [L674] __tmp_3 = main__c1 [L675] _Bool assert__arg; [L676] assert__arg = __tmp_3 [L677] COND FALSE !(assert__arg == 0) [L683] int main____CPAchecker_TMP_0 = main__i2; [L684] main__i2 = main__i2 + 1 [L685] COND TRUE main__i2 < 6 [L688] COND TRUE !(mode1 == 0) [L690] r1 = (char)(((int)r1) + 1) [L691] COND FALSE !(!(ep21 == 0)) [L699] COND FALSE !(!(ep31 == 0)) [L707] COND TRUE ((int)r1) == 2 [L709] COND TRUE ((int)max1) == ((int)id1) [L711] nl1 = 1 [L713] mode1 = 0 [L715] COND TRUE !(mode2 == 0) [L717] r2 = (char)(((int)r2) + 1) [L718] COND FALSE !(!(ep12 == 0)) [L726] COND FALSE !(!(ep32 == 0)) [L734] COND TRUE ((int)r2) == 2 [L736] COND TRUE ((int)max2) == ((int)id2) [L738] st2 = 1 [L740] mode2 = 0 [L742] COND TRUE !(mode3 == 0) [L744] r3 = (char)(((int)r3) + 1) [L745] COND FALSE !(!(ep13 == 0)) [L753] COND FALSE !(!(ep23 == 0)) [L761] COND TRUE ((int)r3) == 2 [L763] COND TRUE ((int)max3) == ((int)id3) [L765] st3 = 1 [L767] mode3 = 0 [L768] p12_old = p12_new [L769] p12_new = nomsg [L770] p13_old = p13_new [L771] p13_new = nomsg [L772] p21_old = p21_new [L773] p21_new = nomsg [L774] p23_old = p23_new [L775] p23_new = nomsg [L776] p31_old = p31_new [L777] p31_new = nomsg [L778] p32_old = p32_new [L779] p32_new = nomsg [L781] int check__tmp; [L782] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1) [L1407] check__tmp = 0 [L810] __return_2228 = check__tmp [L811] main__c1 = __return_2228 [L812] __tmp_2229_0 = main____CPAchecker_TMP_0 [L814] main____CPAchecker_TMP_0 = __tmp_2229_0 [L816] _Bool __tmp_4; [L817] __tmp_4 = main__c1 [L818] _Bool assert__arg; [L819] assert__arg = __tmp_4 [L820] COND TRUE assert__arg == 0 [L822] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...