java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:11:37,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:11:37,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:11:37,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:11:37,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:11:37,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:11:37,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:11:37,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:11:37,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:11:37,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:11:37,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:11:37,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:11:37,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:11:37,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:11:37,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:11:37,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:11:37,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:11:37,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:11:37,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:11:37,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:11:37,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:11:37,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:11:37,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:11:37,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:11:37,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 17:11:37,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 17:11:37,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 17:11:37,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 17:11:37,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 17:11:37,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 17:11:37,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:11:37,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:11:37,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:11:37,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:11:37,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:11:37,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:11:37,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:11:37,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:11:37,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:11:37,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:11:37,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:11:37,300 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-11 17:11:37,323 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:11:37,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:11:37,323 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:11:37,324 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:11:37,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:11:37,328 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:11:37,328 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:11:37,328 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:11:37,328 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:11:37,328 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:11:37,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:11:37,329 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:11:37,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:11:37,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:11:37,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:11:37,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:11:37,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:11:37,332 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:11:37,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:11:37,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:11:37,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:11:37,332 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:11:37,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:11:37,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:11:37,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:11:37,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:11:37,334 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:11:37,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:11:37,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:11:37,335 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:11:37,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:11:37,392 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:11:37,396 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:11:37,398 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:11:37,398 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:11:37,399 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-09-11 17:11:37,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99ce74cac/2a832f347d1b4b24bceaf31ee2c74644/FLAG8779588a5 [2019-09-11 17:11:38,048 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:11:38,048 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-09-11 17:11:38,081 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99ce74cac/2a832f347d1b4b24bceaf31ee2c74644/FLAG8779588a5 [2019-09-11 17:11:38,293 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99ce74cac/2a832f347d1b4b24bceaf31ee2c74644 [2019-09-11 17:11:38,302 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:11:38,304 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:11:38,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:11:38,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:11:38,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:11:38,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:11:38" (1/1) ... [2019-09-11 17:11:38,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@969901d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:38, skipping insertion in model container [2019-09-11 17:11:38,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:11:38" (1/1) ... [2019-09-11 17:11:38,320 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:11:38,444 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:11:39,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:11:39,414 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:11:40,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:11:40,171 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:11:40,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:40 WrapperNode [2019-09-11 17:11:40,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:11:40,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:11:40,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:11:40,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:11:40,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:40" (1/1) ... [2019-09-11 17:11:40,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:40" (1/1) ... [2019-09-11 17:11:40,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:40" (1/1) ... [2019-09-11 17:11:40,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:40" (1/1) ... [2019-09-11 17:11:40,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:40" (1/1) ... [2019-09-11 17:11:40,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:40" (1/1) ... [2019-09-11 17:11:40,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:40" (1/1) ... [2019-09-11 17:11:40,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:11:40,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:11:40,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:11:40,319 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:11:40,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:40" (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 [2019-09-11 17:11:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:11:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:11:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:11:40,415 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:11:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:11:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:11:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:11:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:11:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:11:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:11:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:11:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:11:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:11:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:11:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:11:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:11:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:11:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:11:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:11:42,958 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:11:42,958 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:11:42,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:11:42 BoogieIcfgContainer [2019-09-11 17:11:42,961 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:11:42,963 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:11:42,963 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:11:42,963 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:11:42,964 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:11:42" (1/1) ... [2019-09-11 17:11:43,025 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:11:43,237 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:12:13,631 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:12:13,725 INFO L272 AbstractInterpreter]: Visited 1237 different actions 44161 times. Merged at 801 different actions 23537 times. Widened at 254 different actions 3281 times. Performed 139377 root evaluator evaluations with a maximum evaluation depth of 6. Performed 139377 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 11156 fixpoints after 507 different actions. Largest state had 365 variables. [2019-09-11 17:12:13,725 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:12:13,730 INFO L168 Benchmark]: Toolchain (without parser) took 35423.23 ms. Allocated memory was 136.8 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 84.9 MB in the beginning and 465.1 MB in the end (delta: -380.2 MB). Peak memory consumption was 973.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:13,731 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 136.8 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:12:13,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1867.83 ms. Allocated memory was 136.8 MB in the beginning and 221.8 MB in the end (delta: 84.9 MB). Free memory was 84.5 MB in the beginning and 170.9 MB in the end (delta: -86.3 MB). Peak memory consumption was 34.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:13,733 INFO L168 Benchmark]: Boogie Preprocessor took 145.95 ms. Allocated memory is still 221.8 MB. Free memory was 170.9 MB in the beginning and 162.0 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:13,735 INFO L168 Benchmark]: RCFGBuilder took 2642.41 ms. Allocated memory was 221.8 MB in the beginning and 263.7 MB in the end (delta: 41.9 MB). Free memory was 162.0 MB in the beginning and 139.8 MB in the end (delta: 22.3 MB). Peak memory consumption was 121.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:13,736 INFO L168 Benchmark]: Abstract Interpretation took 30762.72 ms. Allocated memory was 263.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 139.8 MB in the beginning and 465.1 MB in the end (delta: -325.3 MB). Peak memory consumption was 901.5 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:13,740 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 136.8 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1867.83 ms. Allocated memory was 136.8 MB in the beginning and 221.8 MB in the end (delta: 84.9 MB). Free memory was 84.5 MB in the beginning and 170.9 MB in the end (delta: -86.3 MB). Peak memory consumption was 34.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 145.95 ms. Allocated memory is still 221.8 MB. Free memory was 170.9 MB in the beginning and 162.0 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2642.41 ms. Allocated memory was 221.8 MB in the beginning and 263.7 MB in the end (delta: 41.9 MB). Free memory was 162.0 MB in the beginning and 139.8 MB in the end (delta: 22.3 MB). Peak memory consumption was 121.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 30762.72 ms. Allocated memory was 263.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 139.8 MB in the beginning and 465.1 MB in the end (delta: -325.3 MB). Peak memory consumption was 901.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1835]: 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 p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_5451; [L103] int __tmp_5452_0; [L104] int __return_5625; [L105] int __return_5465; [L108] int main__c1; [L109] int main__i2; [L110] main__c1 = 0 [L111] ep12 = __VERIFIER_nondet_bool() [L112] ep13 = __VERIFIER_nondet_bool() [L113] ep14 = __VERIFIER_nondet_bool() [L114] ep21 = __VERIFIER_nondet_bool() [L115] ep23 = __VERIFIER_nondet_bool() [L116] ep24 = __VERIFIER_nondet_bool() [L117] ep31 = __VERIFIER_nondet_bool() [L118] ep32 = __VERIFIER_nondet_bool() [L119] ep34 = __VERIFIER_nondet_bool() [L120] ep41 = __VERIFIER_nondet_bool() [L121] ep42 = __VERIFIER_nondet_bool() [L122] ep43 = __VERIFIER_nondet_bool() [L123] id1 = __VERIFIER_nondet_char() [L124] r1 = __VERIFIER_nondet_char() [L125] st1 = __VERIFIER_nondet_char() [L126] nl1 = __VERIFIER_nondet_char() [L127] m1 = __VERIFIER_nondet_char() [L128] max1 = __VERIFIER_nondet_char() [L129] mode1 = __VERIFIER_nondet_bool() [L130] id2 = __VERIFIER_nondet_char() [L131] r2 = __VERIFIER_nondet_char() [L132] st2 = __VERIFIER_nondet_char() [L133] nl2 = __VERIFIER_nondet_char() [L134] m2 = __VERIFIER_nondet_char() [L135] max2 = __VERIFIER_nondet_char() [L136] mode2 = __VERIFIER_nondet_bool() [L137] id3 = __VERIFIER_nondet_char() [L138] r3 = __VERIFIER_nondet_char() [L139] st3 = __VERIFIER_nondet_char() [L140] nl3 = __VERIFIER_nondet_char() [L141] m3 = __VERIFIER_nondet_char() [L142] max3 = __VERIFIER_nondet_char() [L143] mode3 = __VERIFIER_nondet_bool() [L144] id4 = __VERIFIER_nondet_char() [L145] r4 = __VERIFIER_nondet_char() [L146] st4 = __VERIFIER_nondet_char() [L147] nl4 = __VERIFIER_nondet_char() [L148] m4 = __VERIFIER_nondet_char() [L149] max4 = __VERIFIER_nondet_char() [L150] mode4 = __VERIFIER_nondet_bool() [L152] _Bool init__r121; [L153] _Bool init__r131; [L154] _Bool init__r141; [L155] _Bool init__r211; [L156] _Bool init__r231; [L157] _Bool init__r241; [L158] _Bool init__r311; [L159] _Bool init__r321; [L160] _Bool init__r341; [L161] _Bool init__r411; [L162] _Bool init__r421; [L163] _Bool init__r431; [L164] _Bool init__r122; [L165] int init__tmp; [L166] _Bool init__r132; [L167] int init__tmp___0; [L168] _Bool init__r142; [L169] int init__tmp___1; [L170] _Bool init__r212; [L171] int init__tmp___2; [L172] _Bool init__r232; [L173] int init__tmp___3; [L174] _Bool init__r242; [L175] int init__tmp___4; [L176] _Bool init__r312; [L177] int init__tmp___5; [L178] _Bool init__r322; [L179] int init__tmp___6; [L180] _Bool init__r342; [L181] int init__tmp___7; [L182] _Bool init__r412; [L183] int init__tmp___8; [L184] _Bool init__r422; [L185] int init__tmp___9; [L186] _Bool init__r432; [L187] int init__tmp___10; [L188] _Bool init__r123; [L189] int init__tmp___11; [L190] _Bool init__r133; [L191] int init__tmp___12; [L192] _Bool init__r143; [L193] int init__tmp___13; [L194] _Bool init__r213; [L195] int init__tmp___14; [L196] _Bool init__r233; [L197] int init__tmp___15; [L198] _Bool init__r243; [L199] int init__tmp___16; [L200] _Bool init__r313; [L201] int init__tmp___17; [L202] _Bool init__r323; [L203] int init__tmp___18; [L204] _Bool init__r343; [L205] int init__tmp___19; [L206] _Bool init__r413; [L207] int init__tmp___20; [L208] _Bool init__r423; [L209] int init__tmp___21; [L210] _Bool init__r433; [L211] int init__tmp___22; [L212] int init__tmp___23; [L213] init__r121 = ep12 [L214] init__r131 = ep13 [L215] init__r141 = ep14 [L216] init__r211 = ep21 [L217] init__r231 = ep23 [L218] init__r241 = ep24 [L219] init__r311 = ep31 [L220] init__r321 = ep32 [L221] init__r341 = ep34 [L222] init__r411 = ep41 [L223] init__r421 = ep42 [L224] init__r431 = ep43 [L225] COND TRUE !(init__r121 == 0) [L227] init__tmp = 1 [L229] init__r122 = (_Bool)init__tmp [L230] COND TRUE !(init__r131 == 0) [L232] init__tmp___0 = 1 [L234] init__r132 = (_Bool)init__tmp___0 [L235] COND TRUE !(init__r141 == 0) [L237] init__tmp___1 = 1 [L239] init__r142 = (_Bool)init__tmp___1 [L240] COND TRUE !(init__r211 == 0) [L242] init__tmp___2 = 1 [L244] init__r212 = (_Bool)init__tmp___2 [L245] COND TRUE !(init__r231 == 0) [L247] init__tmp___3 = 1 [L249] init__r232 = (_Bool)init__tmp___3 [L250] COND TRUE !(init__r241 == 0) [L252] init__tmp___4 = 1 [L254] init__r242 = (_Bool)init__tmp___4 [L255] COND TRUE !(init__r311 == 0) [L257] init__tmp___5 = 1 [L259] init__r312 = (_Bool)init__tmp___5 [L260] COND TRUE !(init__r321 == 0) [L262] init__tmp___6 = 1 [L264] init__r322 = (_Bool)init__tmp___6 [L265] COND TRUE !(init__r341 == 0) [L267] init__tmp___7 = 1 [L269] init__r342 = (_Bool)init__tmp___7 [L270] COND TRUE !(init__r411 == 0) [L272] init__tmp___8 = 1 [L274] init__r412 = (_Bool)init__tmp___8 [L275] COND TRUE !(init__r421 == 0) [L277] init__tmp___9 = 1 [L279] init__r422 = (_Bool)init__tmp___9 [L280] COND TRUE !(init__r431 == 0) [L282] init__tmp___10 = 1 [L284] init__r432 = (_Bool)init__tmp___10 [L285] COND TRUE !(init__r122 == 0) [L287] init__tmp___11 = 1 [L289] init__r123 = (_Bool)init__tmp___11 [L290] COND TRUE !(init__r132 == 0) [L292] init__tmp___12 = 1 [L294] init__r133 = (_Bool)init__tmp___12 [L295] COND TRUE !(init__r142 == 0) [L297] init__tmp___13 = 1 [L299] init__r143 = (_Bool)init__tmp___13 [L300] COND TRUE !(init__r212 == 0) [L302] init__tmp___14 = 1 [L304] init__r213 = (_Bool)init__tmp___14 [L305] COND TRUE !(init__r232 == 0) [L307] init__tmp___15 = 1 [L309] init__r233 = (_Bool)init__tmp___15 [L310] COND TRUE !(init__r242 == 0) [L312] init__tmp___16 = 1 [L314] init__r243 = (_Bool)init__tmp___16 [L315] COND TRUE !(init__r312 == 0) [L317] init__tmp___17 = 1 [L319] init__r313 = (_Bool)init__tmp___17 [L320] COND TRUE !(init__r322 == 0) [L322] init__tmp___18 = 1 [L324] init__r323 = (_Bool)init__tmp___18 [L325] COND TRUE !(init__r342 == 0) [L327] init__tmp___19 = 1 [L329] init__r343 = (_Bool)init__tmp___19 [L330] COND TRUE !(init__r412 == 0) [L332] init__tmp___20 = 1 [L334] init__r413 = (_Bool)init__tmp___20 [L335] COND TRUE !(init__r422 == 0) [L337] init__tmp___21 = 1 [L339] init__r423 = (_Bool)init__tmp___21 [L340] COND TRUE !(init__r432 == 0) [L342] init__tmp___22 = 1 [L344] init__r433 = (_Bool)init__tmp___22 [L345] COND TRUE ((int)id1) != ((int)id2) [L347] COND TRUE ((int)id1) != ((int)id3) [L349] COND TRUE ((int)id1) != ((int)id4) [L351] COND TRUE ((int)id2) != ((int)id3) [L353] COND TRUE ((int)id2) != ((int)id4) [L355] COND TRUE ((int)id3) != ((int)id4) [L357] COND TRUE ((int)id1) >= 0 [L359] COND TRUE ((int)id2) >= 0 [L361] COND TRUE ((int)id3) >= 0 [L363] COND TRUE ((int)id4) >= 0 [L365] COND TRUE ((int)r1) == 0 [L367] COND TRUE ((int)r2) == 0 [L369] COND TRUE ((int)r3) == 0 [L371] COND TRUE ((int)r4) == 0 [L373] COND TRUE !(init__r123 == 0) [L375] COND TRUE !(init__r133 == 0) [L377] COND TRUE !(init__r143 == 0) [L379] COND TRUE !(init__r213 == 0) [L381] COND TRUE !(init__r233 == 0) [L383] COND TRUE !(init__r243 == 0) [L385] COND TRUE !(init__r313 == 0) [L387] COND TRUE !(init__r323 == 0) [L389] COND TRUE !(init__r343 == 0) [L391] COND TRUE !(init__r413 == 0) [L393] COND TRUE !(init__r423 == 0) [L395] COND TRUE !(init__r433 == 0) [L397] COND TRUE ((int)max1) == ((int)id1) [L399] COND TRUE ((int)max2) == ((int)id2) [L401] COND TRUE ((int)max3) == ((int)id3) [L403] COND TRUE ((int)max4) == ((int)id4) [L405] COND TRUE ((int)st1) == 0 [L407] COND TRUE ((int)st2) == 0 [L409] COND TRUE ((int)st3) == 0 [L411] COND TRUE ((int)st4) == 0 [L413] COND TRUE ((int)nl1) == 0 [L415] COND TRUE ((int)nl2) == 0 [L417] COND TRUE ((int)nl3) == 0 [L419] COND TRUE ((int)nl4) == 0 [L421] COND TRUE ((int)mode1) == 0 [L423] COND TRUE ((int)mode2) == 0 [L425] COND TRUE ((int)mode3) == 0 [L427] COND TRUE ((int)mode4) == 0 [L429] init__tmp___23 = 1 [L430] __return_4295 = init__tmp___23 [L431] main__i2 = __return_4295 [L432] COND TRUE main__i2 != 0 [L434] p12_old = nomsg [L435] p12_new = nomsg [L436] p13_old = nomsg [L437] p13_new = nomsg [L438] p14_old = nomsg [L439] p14_new = nomsg [L440] p21_old = nomsg [L441] p21_new = nomsg [L442] p23_old = nomsg [L443] p23_new = nomsg [L444] p24_old = nomsg [L445] p24_new = nomsg [L446] p31_old = nomsg [L447] p31_new = nomsg [L448] p32_old = nomsg [L449] p32_new = nomsg [L450] p34_old = nomsg [L451] p34_new = nomsg [L452] p41_old = nomsg [L453] p41_new = nomsg [L454] p42_old = nomsg [L455] p42_new = nomsg [L456] p43_old = nomsg [L457] p43_new = nomsg [L458] main__i2 = 0 [L459] COND TRUE main__i2 < 8 [L462] COND FALSE !(!(mode1 == 0)) [L468] COND TRUE ((int)r1) < 3 [L470] COND FALSE !(!(ep12 == 0)) [L481] COND FALSE !(!(ep13 == 0)) [L492] COND FALSE !(!(ep14 == 0)) [L503] mode1 = 1 [L505] COND FALSE !(!(mode2 == 0)) [L511] COND TRUE ((int)r2) < 3 [L513] COND FALSE !(!(ep21 == 0)) [L524] COND FALSE !(!(ep23 == 0)) [L535] COND FALSE !(!(ep24 == 0)) [L546] mode2 = 1 [L548] COND FALSE !(!(mode3 == 0)) [L554] COND TRUE ((int)r3) < 3 [L556] COND FALSE !(!(ep31 == 0)) [L567] COND FALSE !(!(ep32 == 0)) [L578] COND FALSE !(!(ep34 == 0)) [L589] mode3 = 1 [L591] COND FALSE !(!(mode4 == 0)) [L597] COND TRUE ((int)r4) < 3 [L599] COND FALSE !(!(ep41 == 0)) [L610] COND FALSE !(!(ep42 == 0)) [L621] COND FALSE !(!(ep43 == 0)) [L632] mode4 = 1 [L633] p12_old = p12_new [L634] p12_new = nomsg [L635] p13_old = p13_new [L636] p13_new = nomsg [L637] p14_old = p14_new [L638] p14_new = nomsg [L639] p21_old = p21_new [L640] p21_new = nomsg [L641] p23_old = p23_new [L642] p23_new = nomsg [L643] p24_old = p24_new [L644] p24_new = nomsg [L645] p31_old = p31_new [L646] p31_new = nomsg [L647] p32_old = p32_new [L648] p32_new = nomsg [L649] p34_old = p34_new [L650] p34_new = nomsg [L651] p41_old = p41_new [L652] p41_new = nomsg [L653] p42_old = p42_new [L654] p42_new = nomsg [L655] p43_old = p43_new [L656] p43_new = nomsg [L658] int check__tmp; [L659] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L661] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L663] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L665] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L667] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L669] COND FALSE !(((int)r1) >= 3) [L675] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L677] COND TRUE ((int)r1) < 3 [L679] COND FALSE !(((int)r1) >= 3) [L685] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L687] COND TRUE ((int)r1) < 3 [L689] check__tmp = 1 [L690] __return_4505 = check__tmp [L691] main__c1 = __return_4505 [L693] _Bool __tmp_1; [L694] __tmp_1 = main__c1 [L695] _Bool assert__arg; [L696] assert__arg = __tmp_1 [L697] COND FALSE !(assert__arg == 0) [L703] int main____CPAchecker_TMP_0 = main__i2; [L704] main__i2 = main__i2 + 1 [L705] COND TRUE main__i2 < 8 [L708] COND TRUE !(mode1 == 0) [L710] r1 = (char)(((int)r1) + 1) [L711] COND FALSE !(!(ep21 == 0)) [L719] COND FALSE !(!(ep31 == 0)) [L727] COND FALSE !(!(ep41 == 0)) [L735] COND FALSE !(((int)r1) == 3) [L741] mode1 = 0 [L743] COND TRUE !(mode2 == 0) [L745] r2 = (char)(((int)r2) + 1) [L746] COND FALSE !(!(ep12 == 0)) [L754] COND FALSE !(!(ep32 == 0)) [L762] COND FALSE !(!(ep42 == 0)) [L770] COND FALSE !(((int)r2) == 3) [L776] mode2 = 0 [L778] COND TRUE !(mode3 == 0) [L780] r3 = (char)(((int)r3) + 1) [L781] COND FALSE !(!(ep13 == 0)) [L789] COND FALSE !(!(ep23 == 0)) [L797] COND FALSE !(!(ep43 == 0)) [L805] COND FALSE !(((int)r3) == 3) [L811] mode3 = 0 [L813] COND TRUE !(mode4 == 0) [L815] r4 = (char)(((int)r4) + 1) [L816] COND FALSE !(!(ep14 == 0)) [L824] COND FALSE !(!(ep24 == 0)) [L832] COND FALSE !(!(ep34 == 0)) [L840] COND FALSE !(((int)r4) == 3) [L846] mode4 = 0 [L847] p12_old = p12_new [L848] p12_new = nomsg [L849] p13_old = p13_new [L850] p13_new = nomsg [L851] p14_old = p14_new [L852] p14_new = nomsg [L853] p21_old = p21_new [L854] p21_new = nomsg [L855] p23_old = p23_new [L856] p23_new = nomsg [L857] p24_old = p24_new [L858] p24_new = nomsg [L859] p31_old = p31_new [L860] p31_new = nomsg [L861] p32_old = p32_new [L862] p32_new = nomsg [L863] p34_old = p34_new [L864] p34_new = nomsg [L865] p41_old = p41_new [L866] p41_new = nomsg [L867] p42_old = p42_new [L868] p42_new = nomsg [L869] p43_old = p43_new [L870] p43_new = nomsg [L872] int check__tmp; [L873] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L875] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L877] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L879] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L881] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L883] COND FALSE !(((int)r1) >= 3) [L889] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L891] COND TRUE ((int)r1) < 3 [L893] COND FALSE !(((int)r1) >= 3) [L899] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L901] COND TRUE ((int)r1) < 3 [L903] check__tmp = 1 [L904] __return_4688 = check__tmp [L905] main__c1 = __return_4688 [L907] _Bool __tmp_2; [L908] __tmp_2 = main__c1 [L909] _Bool assert__arg; [L910] assert__arg = __tmp_2 [L911] COND FALSE !(assert__arg == 0) [L917] int main____CPAchecker_TMP_0 = main__i2; [L918] main__i2 = main__i2 + 1 [L919] COND TRUE main__i2 < 8 [L922] COND FALSE !(!(mode1 == 0)) [L928] COND TRUE ((int)r1) < 3 [L930] COND FALSE !(!(ep12 == 0)) [L941] COND FALSE !(!(ep13 == 0)) [L952] COND FALSE !(!(ep14 == 0)) [L963] mode1 = 1 [L965] COND FALSE !(!(mode2 == 0)) [L971] COND TRUE ((int)r2) < 3 [L973] COND FALSE !(!(ep21 == 0)) [L984] COND FALSE !(!(ep23 == 0)) [L995] COND FALSE !(!(ep24 == 0)) [L1006] mode2 = 1 [L1008] COND FALSE !(!(mode3 == 0)) [L1014] COND TRUE ((int)r3) < 3 [L1016] COND FALSE !(!(ep31 == 0)) [L1027] COND FALSE !(!(ep32 == 0)) [L1038] COND FALSE !(!(ep34 == 0)) [L1049] mode3 = 1 [L1051] COND FALSE !(!(mode4 == 0)) [L1057] COND TRUE ((int)r4) < 3 [L1059] COND FALSE !(!(ep41 == 0)) [L1070] COND FALSE !(!(ep42 == 0)) [L1081] COND FALSE !(!(ep43 == 0)) [L1092] mode4 = 1 [L1093] p12_old = p12_new [L1094] p12_new = nomsg [L1095] p13_old = p13_new [L1096] p13_new = nomsg [L1097] p14_old = p14_new [L1098] p14_new = nomsg [L1099] p21_old = p21_new [L1100] p21_new = nomsg [L1101] p23_old = p23_new [L1102] p23_new = nomsg [L1103] p24_old = p24_new [L1104] p24_new = nomsg [L1105] p31_old = p31_new [L1106] p31_new = nomsg [L1107] p32_old = p32_new [L1108] p32_new = nomsg [L1109] p34_old = p34_new [L1110] p34_new = nomsg [L1111] p41_old = p41_new [L1112] p41_new = nomsg [L1113] p42_old = p42_new [L1114] p42_new = nomsg [L1115] p43_old = p43_new [L1116] p43_new = nomsg [L1118] int check__tmp; [L1119] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1121] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1123] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1125] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1127] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1129] COND FALSE !(((int)r1) >= 3) [L1135] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1137] COND TRUE ((int)r1) < 3 [L1139] COND FALSE !(((int)r1) >= 3) [L1145] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1147] COND TRUE ((int)r1) < 3 [L1149] check__tmp = 1 [L1150] __return_4879 = check__tmp [L1151] main__c1 = __return_4879 [L1153] _Bool __tmp_3; [L1154] __tmp_3 = main__c1 [L1155] _Bool assert__arg; [L1156] assert__arg = __tmp_3 [L1157] COND FALSE !(assert__arg == 0) [L1163] int main____CPAchecker_TMP_0 = main__i2; [L1164] main__i2 = main__i2 + 1 [L1165] COND TRUE main__i2 < 8 [L1168] COND TRUE !(mode1 == 0) [L1170] r1 = (char)(((int)r1) + 1) [L1171] COND FALSE !(!(ep21 == 0)) [L1179] COND FALSE !(!(ep31 == 0)) [L1187] COND FALSE !(!(ep41 == 0)) [L1195] COND FALSE !(((int)r1) == 3) [L1201] mode1 = 0 [L1203] COND TRUE !(mode2 == 0) [L1205] r2 = (char)(((int)r2) + 1) [L1206] COND FALSE !(!(ep12 == 0)) [L1214] COND FALSE !(!(ep32 == 0)) [L1222] COND FALSE !(!(ep42 == 0)) [L1230] COND FALSE !(((int)r2) == 3) [L1236] mode2 = 0 [L1238] COND TRUE !(mode3 == 0) [L1240] r3 = (char)(((int)r3) + 1) [L1241] COND FALSE !(!(ep13 == 0)) [L1249] COND FALSE !(!(ep23 == 0)) [L1257] COND FALSE !(!(ep43 == 0)) [L1265] COND FALSE !(((int)r3) == 3) [L1271] mode3 = 0 [L1273] COND TRUE !(mode4 == 0) [L1275] r4 = (char)(((int)r4) + 1) [L1276] COND FALSE !(!(ep14 == 0)) [L1284] COND FALSE !(!(ep24 == 0)) [L1292] COND FALSE !(!(ep34 == 0)) [L1300] COND FALSE !(((int)r4) == 3) [L1306] mode4 = 0 [L1307] p12_old = p12_new [L1308] p12_new = nomsg [L1309] p13_old = p13_new [L1310] p13_new = nomsg [L1311] p14_old = p14_new [L1312] p14_new = nomsg [L1313] p21_old = p21_new [L1314] p21_new = nomsg [L1315] p23_old = p23_new [L1316] p23_new = nomsg [L1317] p24_old = p24_new [L1318] p24_new = nomsg [L1319] p31_old = p31_new [L1320] p31_new = nomsg [L1321] p32_old = p32_new [L1322] p32_new = nomsg [L1323] p34_old = p34_new [L1324] p34_new = nomsg [L1325] p41_old = p41_new [L1326] p41_new = nomsg [L1327] p42_old = p42_new [L1328] p42_new = nomsg [L1329] p43_old = p43_new [L1330] p43_new = nomsg [L1332] int check__tmp; [L1333] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1335] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1337] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1339] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1341] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1343] COND FALSE !(((int)r1) >= 3) [L1349] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1351] COND TRUE ((int)r1) < 3 [L1353] COND FALSE !(((int)r1) >= 3) [L1359] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1361] COND TRUE ((int)r1) < 3 [L1363] check__tmp = 1 [L1364] __return_5062 = check__tmp [L1365] main__c1 = __return_5062 [L1367] _Bool __tmp_4; [L1368] __tmp_4 = main__c1 [L1369] _Bool assert__arg; [L1370] assert__arg = __tmp_4 [L1371] COND FALSE !(assert__arg == 0) [L1377] int main____CPAchecker_TMP_0 = main__i2; [L1378] main__i2 = main__i2 + 1 [L1379] COND TRUE main__i2 < 8 [L1382] COND FALSE !(!(mode1 == 0)) [L1388] COND TRUE ((int)r1) < 3 [L1390] COND FALSE !(!(ep12 == 0)) [L1401] COND FALSE !(!(ep13 == 0)) [L1412] COND FALSE !(!(ep14 == 0)) [L1423] mode1 = 1 [L1425] COND FALSE !(!(mode2 == 0)) [L1431] COND TRUE ((int)r2) < 3 [L1433] COND FALSE !(!(ep21 == 0)) [L1444] COND FALSE !(!(ep23 == 0)) [L1455] COND FALSE !(!(ep24 == 0)) [L1466] mode2 = 1 [L1468] COND FALSE !(!(mode3 == 0)) [L1474] COND TRUE ((int)r3) < 3 [L1476] COND FALSE !(!(ep31 == 0)) [L1487] COND FALSE !(!(ep32 == 0)) [L1498] COND FALSE !(!(ep34 == 0)) [L1509] mode3 = 1 [L1511] COND FALSE !(!(mode4 == 0)) [L1517] COND TRUE ((int)r4) < 3 [L1519] COND FALSE !(!(ep41 == 0)) [L1530] COND FALSE !(!(ep42 == 0)) [L1541] COND FALSE !(!(ep43 == 0)) [L1552] mode4 = 1 [L1553] p12_old = p12_new [L1554] p12_new = nomsg [L1555] p13_old = p13_new [L1556] p13_new = nomsg [L1557] p14_old = p14_new [L1558] p14_new = nomsg [L1559] p21_old = p21_new [L1560] p21_new = nomsg [L1561] p23_old = p23_new [L1562] p23_new = nomsg [L1563] p24_old = p24_new [L1564] p24_new = nomsg [L1565] p31_old = p31_new [L1566] p31_new = nomsg [L1567] p32_old = p32_new [L1568] p32_new = nomsg [L1569] p34_old = p34_new [L1570] p34_new = nomsg [L1571] p41_old = p41_new [L1572] p41_new = nomsg [L1573] p42_old = p42_new [L1574] p42_new = nomsg [L1575] p43_old = p43_new [L1576] p43_new = nomsg [L1578] int check__tmp; [L1579] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1581] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1583] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1585] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1587] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1589] COND FALSE !(((int)r1) >= 3) [L1595] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1597] COND TRUE ((int)r1) < 3 [L1599] COND FALSE !(((int)r1) >= 3) [L1605] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1607] COND TRUE ((int)r1) < 3 [L1609] check__tmp = 1 [L1610] __return_5253 = check__tmp [L1611] main__c1 = __return_5253 [L1613] _Bool __tmp_5; [L1614] __tmp_5 = main__c1 [L1615] _Bool assert__arg; [L1616] assert__arg = __tmp_5 [L1617] COND FALSE !(assert__arg == 0) [L1623] int main____CPAchecker_TMP_0 = main__i2; [L1624] main__i2 = main__i2 + 1 [L1625] COND TRUE main__i2 < 8 [L1628] COND TRUE !(mode1 == 0) [L1630] r1 = (char)(((int)r1) + 1) [L1631] COND FALSE !(!(ep21 == 0)) [L1639] COND FALSE !(!(ep31 == 0)) [L1647] COND FALSE !(!(ep41 == 0)) [L1655] COND TRUE ((int)r1) == 3 [L1657] COND FALSE !(((int)max1) == ((int)id1)) [L2907] st1 = 1 [L1661] mode1 = 0 [L1663] COND TRUE !(mode2 == 0) [L1665] r2 = (char)(((int)r2) + 1) [L1666] COND FALSE !(!(ep12 == 0)) [L1674] COND FALSE !(!(ep32 == 0)) [L1682] COND FALSE !(!(ep42 == 0)) [L1690] COND TRUE ((int)r2) == 3 [L1692] COND FALSE !(((int)max2) == ((int)id2)) [L2860] nl2 = 1 [L1696] mode2 = 0 [L1698] COND TRUE !(mode3 == 0) [L1700] r3 = (char)(((int)r3) + 1) [L1701] COND FALSE !(!(ep13 == 0)) [L1709] COND FALSE !(!(ep23 == 0)) [L1717] COND FALSE !(!(ep43 == 0)) [L1725] COND TRUE ((int)r3) == 3 [L1727] COND FALSE !(((int)max3) == ((int)id3)) [L2813] nl3 = 1 [L1731] mode3 = 0 [L1733] COND TRUE !(mode4 == 0) [L1735] r4 = (char)(((int)r4) + 1) [L1736] COND FALSE !(!(ep14 == 0)) [L1744] COND FALSE !(!(ep24 == 0)) [L1752] COND FALSE !(!(ep34 == 0)) [L1760] COND TRUE ((int)r4) == 3 [L1762] COND TRUE ((int)max4) == ((int)id4) [L1764] st4 = 1 [L1766] mode4 = 0 [L1767] p12_old = p12_new [L1768] p12_new = nomsg [L1769] p13_old = p13_new [L1770] p13_new = nomsg [L1771] p14_old = p14_new [L1772] p14_new = nomsg [L1773] p21_old = p21_new [L1774] p21_new = nomsg [L1775] p23_old = p23_new [L1776] p23_new = nomsg [L1777] p24_old = p24_new [L1778] p24_new = nomsg [L1779] p31_old = p31_new [L1780] p31_new = nomsg [L1781] p32_old = p32_new [L1782] p32_new = nomsg [L1783] p34_old = p34_new [L1784] p34_new = nomsg [L1785] p41_old = p41_new [L1786] p41_new = nomsg [L1787] p42_old = p42_new [L1788] p42_new = nomsg [L1789] p43_old = p43_new [L1790] p43_new = nomsg [L1792] int check__tmp; [L1793] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2759] check__tmp = 0 [L1823] __return_5451 = check__tmp [L1824] main__c1 = __return_5451 [L1825] __tmp_5452_0 = main____CPAchecker_TMP_0 [L1827] main____CPAchecker_TMP_0 = __tmp_5452_0 [L1829] _Bool __tmp_6; [L1830] __tmp_6 = main__c1 [L1831] _Bool assert__arg; [L1832] assert__arg = __tmp_6 [L1833] COND TRUE assert__arg == 0 [L1835] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...