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.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:12:16,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:12:16,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:12:16,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:12:16,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:12:16,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:12:16,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:12:16,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:12:16,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:12:16,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:12:16,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:12:16,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:12:16,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:12:16,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:12:16,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:12:16,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:12:16,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:12:16,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:12:16,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:12:16,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:12:16,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:12:16,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:12:16,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:12:16,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:12:16,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 17:12:16,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 17:12:16,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 17:12:16,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 17:12:16,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 17:12:16,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 17:12:16,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:12:16,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:12:16,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:12:16,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:12:16,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:12:16,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:12:16,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:12:16,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:12:16,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:12:16,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:12:16,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:12:16,283 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 17:12:16,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:12:16,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:12:16,309 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:12:16,310 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:12:16,310 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:12:16,310 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:12:16,311 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:12:16,311 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:12:16,311 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:12:16,311 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:12:16,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:12:16,312 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:12:16,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:12:16,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:12:16,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:12:16,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:12:16,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:12:16,313 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:12:16,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:12:16,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:12:16,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:12:16,314 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:12:16,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:12:16,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:12:16,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:12:16,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:12:16,315 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:12:16,315 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:12:16,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:12:16,316 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:12:16,357 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:12:16,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:12:16,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:12:16,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:12:16,378 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:12:16,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-09-11 17:12:16,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf037a766/d40f82d60a5744f49f32475b14cb12c8/FLAG35ee41643 [2019-09-11 17:12:17,045 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:12:17,046 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-09-11 17:12:17,066 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf037a766/d40f82d60a5744f49f32475b14cb12c8/FLAG35ee41643 [2019-09-11 17:12:17,240 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf037a766/d40f82d60a5744f49f32475b14cb12c8 [2019-09-11 17:12:17,249 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:12:17,251 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:12:17,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:12:17,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:12:17,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:12:17,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:12:17" (1/1) ... [2019-09-11 17:12:17,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c81f37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:17, skipping insertion in model container [2019-09-11 17:12:17,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:12:17" (1/1) ... [2019-09-11 17:12:17,268 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:12:17,413 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:12:18,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:12:18,543 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:12:19,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:12:19,157 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:12:19,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19 WrapperNode [2019-09-11 17:12:19,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:12:19,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:12:19,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:12:19,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:12:19,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:12:19,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:12:19,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:12:19,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:12:19,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (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 17:12:19,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:12:19,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:12:19,492 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:12:19,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:12:19,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:12:19,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:12:19,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:12:19,493 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:12:19,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:12:19,493 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:12:19,494 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:12:19,494 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:12:19,494 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:12:19,494 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:12:19,494 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:12:19,495 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:12:19,495 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:12:19,495 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:12:19,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:12:19,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:12:22,603 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:12:22,604 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:12:22,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:12:22 BoogieIcfgContainer [2019-09-11 17:12:22,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:12:22,608 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:12:22,608 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:12:22,608 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:12:22,609 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:12:22" (1/1) ... [2019-09-11 17:12:22,677 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:12:23,006 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:13:13,007 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:13:13,132 INFO L272 AbstractInterpreter]: Visited 1946 different actions 72312 times. Merged at 1510 different actions 41462 times. Widened at 514 different actions 8894 times. Performed 189267 root evaluator evaluations with a maximum evaluation depth of 6. Performed 189267 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 26236 fixpoints after 1135 different actions. Largest state had 393 variables. [2019-09-11 17:13:13,132 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:13:13,135 INFO L168 Benchmark]: Toolchain (without parser) took 55883.83 ms. Allocated memory was 142.6 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 85.2 MB in the beginning and 411.3 MB in the end (delta: -326.1 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2019-09-11 17:13:13,136 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory is still 107.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:13:13,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1906.96 ms. Allocated memory was 142.6 MB in the beginning and 229.1 MB in the end (delta: 86.5 MB). Free memory was 84.8 MB in the beginning and 164.2 MB in the end (delta: -79.4 MB). Peak memory consumption was 33.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:13:13,138 INFO L168 Benchmark]: Boogie Preprocessor took 230.51 ms. Allocated memory is still 229.1 MB. Free memory was 164.2 MB in the beginning and 153.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:13:13,142 INFO L168 Benchmark]: RCFGBuilder took 3217.14 ms. Allocated memory was 229.1 MB in the beginning and 324.0 MB in the end (delta: 94.9 MB). Free memory was 153.0 MB in the beginning and 138.8 MB in the end (delta: 14.2 MB). Peak memory consumption was 109.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:13:13,145 INFO L168 Benchmark]: Abstract Interpretation took 50524.84 ms. Allocated memory was 324.0 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 138.8 MB in the beginning and 411.3 MB in the end (delta: -272.5 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2019-09-11 17:13:13,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory is still 107.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1906.96 ms. Allocated memory was 142.6 MB in the beginning and 229.1 MB in the end (delta: 86.5 MB). Free memory was 84.8 MB in the beginning and 164.2 MB in the end (delta: -79.4 MB). Peak memory consumption was 33.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 230.51 ms. Allocated memory is still 229.1 MB. Free memory was 164.2 MB in the beginning and 153.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3217.14 ms. Allocated memory was 229.1 MB in the beginning and 324.0 MB in the end (delta: 94.9 MB). Free memory was 153.0 MB in the beginning and 138.8 MB in the end (delta: 14.2 MB). Peak memory consumption was 109.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 50524.84 ms. Allocated memory was 324.0 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 138.8 MB in the beginning and 411.3 MB in the end (delta: -272.5 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1876]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4496; [L98] int __return_4694; [L99] int __return_4870; [L100] int __return_5046; [L101] int __return_5222; [L102] int __return_5398; [L103] int __return_5574; [L104] int __return_5751; [L107] int main__c1; [L108] int main__i2; [L109] main__c1 = 0 [L110] ep12 = __VERIFIER_nondet_bool() [L111] ep13 = __VERIFIER_nondet_bool() [L112] ep14 = __VERIFIER_nondet_bool() [L113] ep21 = __VERIFIER_nondet_bool() [L114] ep23 = __VERIFIER_nondet_bool() [L115] ep24 = __VERIFIER_nondet_bool() [L116] ep31 = __VERIFIER_nondet_bool() [L117] ep32 = __VERIFIER_nondet_bool() [L118] ep34 = __VERIFIER_nondet_bool() [L119] ep41 = __VERIFIER_nondet_bool() [L120] ep42 = __VERIFIER_nondet_bool() [L121] ep43 = __VERIFIER_nondet_bool() [L122] id1 = __VERIFIER_nondet_char() [L123] r1 = __VERIFIER_nondet_uchar() [L124] st1 = __VERIFIER_nondet_char() [L125] nl1 = __VERIFIER_nondet_char() [L126] m1 = __VERIFIER_nondet_char() [L127] max1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] r2 = __VERIFIER_nondet_uchar() [L131] st2 = __VERIFIER_nondet_char() [L132] nl2 = __VERIFIER_nondet_char() [L133] m2 = __VERIFIER_nondet_char() [L134] max2 = __VERIFIER_nondet_char() [L135] mode2 = __VERIFIER_nondet_bool() [L136] id3 = __VERIFIER_nondet_char() [L137] r3 = __VERIFIER_nondet_uchar() [L138] st3 = __VERIFIER_nondet_char() [L139] nl3 = __VERIFIER_nondet_char() [L140] m3 = __VERIFIER_nondet_char() [L141] max3 = __VERIFIER_nondet_char() [L142] mode3 = __VERIFIER_nondet_bool() [L143] id4 = __VERIFIER_nondet_char() [L144] r4 = __VERIFIER_nondet_uchar() [L145] st4 = __VERIFIER_nondet_char() [L146] nl4 = __VERIFIER_nondet_char() [L147] m4 = __VERIFIER_nondet_char() [L148] max4 = __VERIFIER_nondet_char() [L149] mode4 = __VERIFIER_nondet_bool() [L151] _Bool init__r121; [L152] _Bool init__r131; [L153] _Bool init__r141; [L154] _Bool init__r211; [L155] _Bool init__r231; [L156] _Bool init__r241; [L157] _Bool init__r311; [L158] _Bool init__r321; [L159] _Bool init__r341; [L160] _Bool init__r411; [L161] _Bool init__r421; [L162] _Bool init__r431; [L163] _Bool init__r122; [L164] int init__tmp; [L165] _Bool init__r132; [L166] int init__tmp___0; [L167] _Bool init__r142; [L168] int init__tmp___1; [L169] _Bool init__r212; [L170] int init__tmp___2; [L171] _Bool init__r232; [L172] int init__tmp___3; [L173] _Bool init__r242; [L174] int init__tmp___4; [L175] _Bool init__r312; [L176] int init__tmp___5; [L177] _Bool init__r322; [L178] int init__tmp___6; [L179] _Bool init__r342; [L180] int init__tmp___7; [L181] _Bool init__r412; [L182] int init__tmp___8; [L183] _Bool init__r422; [L184] int init__tmp___9; [L185] _Bool init__r432; [L186] int init__tmp___10; [L187] _Bool init__r123; [L188] int init__tmp___11; [L189] _Bool init__r133; [L190] int init__tmp___12; [L191] _Bool init__r143; [L192] int init__tmp___13; [L193] _Bool init__r213; [L194] int init__tmp___14; [L195] _Bool init__r233; [L196] int init__tmp___15; [L197] _Bool init__r243; [L198] int init__tmp___16; [L199] _Bool init__r313; [L200] int init__tmp___17; [L201] _Bool init__r323; [L202] int init__tmp___18; [L203] _Bool init__r343; [L204] int init__tmp___19; [L205] _Bool init__r413; [L206] int init__tmp___20; [L207] _Bool init__r423; [L208] int init__tmp___21; [L209] _Bool init__r433; [L210] int init__tmp___22; [L211] int init__tmp___23; [L212] init__r121 = ep12 [L213] init__r131 = ep13 [L214] init__r141 = ep14 [L215] init__r211 = ep21 [L216] init__r231 = ep23 [L217] init__r241 = ep24 [L218] init__r311 = ep31 [L219] init__r321 = ep32 [L220] init__r341 = ep34 [L221] init__r411 = ep41 [L222] init__r421 = ep42 [L223] init__r431 = ep43 [L224] COND TRUE !(init__r121 == 0) [L226] init__tmp = 1 [L228] init__r122 = (_Bool)init__tmp [L229] COND TRUE !(init__r131 == 0) [L231] init__tmp___0 = 1 [L233] init__r132 = (_Bool)init__tmp___0 [L234] COND TRUE !(init__r141 == 0) [L236] init__tmp___1 = 1 [L238] init__r142 = (_Bool)init__tmp___1 [L239] COND TRUE !(init__r211 == 0) [L241] init__tmp___2 = 1 [L243] init__r212 = (_Bool)init__tmp___2 [L244] COND TRUE !(init__r231 == 0) [L246] init__tmp___3 = 1 [L248] init__r232 = (_Bool)init__tmp___3 [L249] COND TRUE !(init__r241 == 0) [L251] init__tmp___4 = 1 [L253] init__r242 = (_Bool)init__tmp___4 [L254] COND TRUE !(init__r311 == 0) [L256] init__tmp___5 = 1 [L258] init__r312 = (_Bool)init__tmp___5 [L259] COND TRUE !(init__r321 == 0) [L261] init__tmp___6 = 1 [L263] init__r322 = (_Bool)init__tmp___6 [L264] COND TRUE !(init__r341 == 0) [L266] init__tmp___7 = 1 [L268] init__r342 = (_Bool)init__tmp___7 [L269] COND TRUE !(init__r411 == 0) [L271] init__tmp___8 = 1 [L273] init__r412 = (_Bool)init__tmp___8 [L274] COND TRUE !(init__r421 == 0) [L276] init__tmp___9 = 1 [L278] init__r422 = (_Bool)init__tmp___9 [L279] COND TRUE !(init__r431 == 0) [L281] init__tmp___10 = 1 [L283] init__r432 = (_Bool)init__tmp___10 [L284] COND TRUE !(init__r122 == 0) [L286] init__tmp___11 = 1 [L288] init__r123 = (_Bool)init__tmp___11 [L289] COND TRUE !(init__r132 == 0) [L291] init__tmp___12 = 1 [L293] init__r133 = (_Bool)init__tmp___12 [L294] COND TRUE !(init__r142 == 0) [L296] init__tmp___13 = 1 [L298] init__r143 = (_Bool)init__tmp___13 [L299] COND TRUE !(init__r212 == 0) [L301] init__tmp___14 = 1 [L303] init__r213 = (_Bool)init__tmp___14 [L304] COND TRUE !(init__r232 == 0) [L306] init__tmp___15 = 1 [L308] init__r233 = (_Bool)init__tmp___15 [L309] COND TRUE !(init__r242 == 0) [L311] init__tmp___16 = 1 [L313] init__r243 = (_Bool)init__tmp___16 [L314] COND TRUE !(init__r312 == 0) [L316] init__tmp___17 = 1 [L318] init__r313 = (_Bool)init__tmp___17 [L319] COND TRUE !(init__r322 == 0) [L321] init__tmp___18 = 1 [L323] init__r323 = (_Bool)init__tmp___18 [L324] COND TRUE !(init__r342 == 0) [L326] init__tmp___19 = 1 [L328] init__r343 = (_Bool)init__tmp___19 [L329] COND TRUE !(init__r412 == 0) [L331] init__tmp___20 = 1 [L333] init__r413 = (_Bool)init__tmp___20 [L334] COND TRUE !(init__r422 == 0) [L336] init__tmp___21 = 1 [L338] init__r423 = (_Bool)init__tmp___21 [L339] COND TRUE !(init__r432 == 0) [L341] init__tmp___22 = 1 [L343] init__r433 = (_Bool)init__tmp___22 [L344] COND TRUE ((int)id1) != ((int)id2) [L346] COND TRUE ((int)id1) != ((int)id3) [L348] COND TRUE ((int)id1) != ((int)id4) [L350] COND TRUE ((int)id2) != ((int)id3) [L352] COND TRUE ((int)id2) != ((int)id4) [L354] COND TRUE ((int)id3) != ((int)id4) [L356] COND TRUE ((int)id1) >= 0 [L358] COND TRUE ((int)id2) >= 0 [L360] COND TRUE ((int)id3) >= 0 [L362] COND TRUE ((int)id4) >= 0 [L364] COND TRUE ((int)r1) == 0 [L366] COND TRUE ((int)r2) == 0 [L368] COND TRUE ((int)r3) == 0 [L370] COND TRUE ((int)r4) == 0 [L372] COND TRUE !(init__r123 == 0) [L374] COND TRUE !(init__r133 == 0) [L376] COND TRUE !(init__r143 == 0) [L378] COND TRUE !(init__r213 == 0) [L380] COND TRUE !(init__r233 == 0) [L382] COND TRUE !(init__r243 == 0) [L384] COND TRUE !(init__r313 == 0) [L386] COND TRUE !(init__r323 == 0) [L388] COND TRUE !(init__r343 == 0) [L390] COND TRUE !(init__r413 == 0) [L392] COND TRUE !(init__r423 == 0) [L394] COND TRUE !(init__r433 == 0) [L396] COND TRUE ((int)max1) == ((int)id1) [L398] COND TRUE ((int)max2) == ((int)id2) [L400] COND TRUE ((int)max3) == ((int)id3) [L402] COND TRUE ((int)max4) == ((int)id4) [L404] COND TRUE ((int)st1) == 0 [L406] COND TRUE ((int)st2) == 0 [L408] COND TRUE ((int)st3) == 0 [L410] COND TRUE ((int)st4) == 0 [L412] COND TRUE ((int)nl1) == 0 [L414] COND TRUE ((int)nl2) == 0 [L416] COND TRUE ((int)nl3) == 0 [L418] COND TRUE ((int)nl4) == 0 [L420] COND TRUE ((int)mode1) == 0 [L422] COND TRUE ((int)mode2) == 0 [L424] COND TRUE ((int)mode3) == 0 [L426] COND TRUE ((int)mode4) == 0 [L428] init__tmp___23 = 1 [L471] __return_4496 = init__tmp___23 [L472] main__i2 = __return_4496 [L473] COND TRUE main__i2 != 0 [L475] p12_old = nomsg [L476] p12_new = nomsg [L477] p13_old = nomsg [L478] p13_new = nomsg [L479] p14_old = nomsg [L480] p14_new = nomsg [L481] p21_old = nomsg [L482] p21_new = nomsg [L483] p23_old = nomsg [L484] p23_new = nomsg [L485] p24_old = nomsg [L486] p24_new = nomsg [L487] p31_old = nomsg [L488] p31_new = nomsg [L489] p32_old = nomsg [L490] p32_new = nomsg [L491] p34_old = nomsg [L492] p34_new = nomsg [L493] p41_old = nomsg [L494] p41_new = nomsg [L495] p42_old = nomsg [L496] p42_new = nomsg [L497] p43_old = nomsg [L498] p43_new = nomsg [L499] main__i2 = 0 [L501] COND FALSE !(!(mode1 == 0)) [L6653] COND FALSE !(((int)r1) < 3) [L6688] mode1 = 1 [L541] COND FALSE !(!(mode2 == 0)) [L6509] COND FALSE !(((int)r2) < 3) [L6544] mode2 = 1 [L581] COND FALSE !(!(mode3 == 0)) [L6365] COND FALSE !(((int)r3) < 3) [L6400] mode3 = 1 [L621] COND FALSE !(!(mode4 == 0)) [L6221] COND FALSE !(((int)r4) < 3) [L6256] mode4 = 1 [L660] p12_old = p12_new [L661] p12_new = nomsg [L662] p13_old = p13_new [L663] p13_new = nomsg [L664] p14_old = p14_new [L665] p14_new = nomsg [L666] p21_old = p21_new [L667] p21_new = nomsg [L668] p23_old = p23_new [L669] p23_new = nomsg [L670] p24_old = p24_new [L671] p24_new = nomsg [L672] p31_old = p31_new [L673] p31_new = nomsg [L674] p32_old = p32_new [L675] p32_new = nomsg [L676] p34_old = p34_new [L677] p34_new = nomsg [L678] p41_old = p41_new [L679] p41_new = nomsg [L680] p42_old = p42_new [L681] p42_new = nomsg [L682] p43_old = p43_new [L683] p43_new = nomsg [L685] int check__tmp; [L686] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L6168] check__tmp = 0 [L717] __return_4694 = check__tmp [L718] main__c1 = __return_4694 [L720] _Bool __tmp_1; [L721] __tmp_1 = main__c1 [L722] _Bool assert__arg; [L723] assert__arg = __tmp_1 [L724] COND FALSE !(assert__arg == 0) [L731] COND FALSE !(!(mode1 == 0)) [L5991] COND FALSE !(((int)r1) < 3) [L6026] mode1 = 1 [L771] COND FALSE !(!(mode2 == 0)) [L5847] COND FALSE !(((int)r2) < 3) [L5882] mode2 = 1 [L811] COND FALSE !(!(mode3 == 0)) [L5703] COND FALSE !(((int)r3) < 3) [L5738] mode3 = 1 [L851] COND FALSE !(!(mode4 == 0)) [L5559] COND FALSE !(((int)r4) < 3) [L5594] mode4 = 1 [L890] p12_old = p12_new [L891] p12_new = nomsg [L892] p13_old = p13_new [L893] p13_new = nomsg [L894] p14_old = p14_new [L895] p14_new = nomsg [L896] p21_old = p21_new [L897] p21_new = nomsg [L898] p23_old = p23_new [L899] p23_new = nomsg [L900] p24_old = p24_new [L901] p24_new = nomsg [L902] p31_old = p31_new [L903] p31_new = nomsg [L904] p32_old = p32_new [L905] p32_new = nomsg [L906] p34_old = p34_new [L907] p34_new = nomsg [L908] p41_old = p41_new [L909] p41_new = nomsg [L910] p42_old = p42_new [L911] p42_new = nomsg [L912] p43_old = p43_new [L913] p43_new = nomsg [L915] int check__tmp; [L916] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L5506] check__tmp = 0 [L947] __return_4870 = check__tmp [L948] main__c1 = __return_4870 [L950] _Bool __tmp_2; [L951] __tmp_2 = main__c1 [L952] _Bool assert__arg; [L953] assert__arg = __tmp_2 [L954] COND FALSE !(assert__arg == 0) [L961] COND FALSE !(!(mode1 == 0)) [L5329] COND FALSE !(((int)r1) < 3) [L5364] mode1 = 1 [L1001] COND FALSE !(!(mode2 == 0)) [L5185] COND FALSE !(((int)r2) < 3) [L5220] mode2 = 1 [L1041] COND FALSE !(!(mode3 == 0)) [L5041] COND FALSE !(((int)r3) < 3) [L5076] mode3 = 1 [L1081] COND FALSE !(!(mode4 == 0)) [L4897] COND FALSE !(((int)r4) < 3) [L4932] mode4 = 1 [L1120] p12_old = p12_new [L1121] p12_new = nomsg [L1122] p13_old = p13_new [L1123] p13_new = nomsg [L1124] p14_old = p14_new [L1125] p14_new = nomsg [L1126] p21_old = p21_new [L1127] p21_new = nomsg [L1128] p23_old = p23_new [L1129] p23_new = nomsg [L1130] p24_old = p24_new [L1131] p24_new = nomsg [L1132] p31_old = p31_new [L1133] p31_new = nomsg [L1134] p32_old = p32_new [L1135] p32_new = nomsg [L1136] p34_old = p34_new [L1137] p34_new = nomsg [L1138] p41_old = p41_new [L1139] p41_new = nomsg [L1140] p42_old = p42_new [L1141] p42_new = nomsg [L1142] p43_old = p43_new [L1143] p43_new = nomsg [L1145] int check__tmp; [L1146] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L4844] check__tmp = 0 [L1177] __return_5046 = check__tmp [L1178] main__c1 = __return_5046 [L1180] _Bool __tmp_3; [L1181] __tmp_3 = main__c1 [L1182] _Bool assert__arg; [L1183] assert__arg = __tmp_3 [L1184] COND FALSE !(assert__arg == 0) [L1191] COND FALSE !(!(mode1 == 0)) [L4667] COND FALSE !(((int)r1) < 3) [L4702] mode1 = 1 [L1231] COND FALSE !(!(mode2 == 0)) [L4523] COND FALSE !(((int)r2) < 3) [L4558] mode2 = 1 [L1271] COND FALSE !(!(mode3 == 0)) [L4379] COND FALSE !(((int)r3) < 3) [L4414] mode3 = 1 [L1311] COND FALSE !(!(mode4 == 0)) [L4235] COND FALSE !(((int)r4) < 3) [L4270] mode4 = 1 [L1350] p12_old = p12_new [L1351] p12_new = nomsg [L1352] p13_old = p13_new [L1353] p13_new = nomsg [L1354] p14_old = p14_new [L1355] p14_new = nomsg [L1356] p21_old = p21_new [L1357] p21_new = nomsg [L1358] p23_old = p23_new [L1359] p23_new = nomsg [L1360] p24_old = p24_new [L1361] p24_new = nomsg [L1362] p31_old = p31_new [L1363] p31_new = nomsg [L1364] p32_old = p32_new [L1365] p32_new = nomsg [L1366] p34_old = p34_new [L1367] p34_new = nomsg [L1368] p41_old = p41_new [L1369] p41_new = nomsg [L1370] p42_old = p42_new [L1371] p42_new = nomsg [L1372] p43_old = p43_new [L1373] p43_new = nomsg [L1375] int check__tmp; [L1376] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L4182] check__tmp = 0 [L1407] __return_5222 = check__tmp [L1408] main__c1 = __return_5222 [L1410] _Bool __tmp_4; [L1411] __tmp_4 = main__c1 [L1412] _Bool assert__arg; [L1413] assert__arg = __tmp_4 [L1414] COND FALSE !(assert__arg == 0) [L1421] COND FALSE !(!(mode1 == 0)) [L4005] COND FALSE !(((int)r1) < 3) [L4040] mode1 = 1 [L1461] COND FALSE !(!(mode2 == 0)) [L3861] COND FALSE !(((int)r2) < 3) [L3896] mode2 = 1 [L1501] COND FALSE !(!(mode3 == 0)) [L3717] COND FALSE !(((int)r3) < 3) [L3752] mode3 = 1 [L1541] COND FALSE !(!(mode4 == 0)) [L3573] COND FALSE !(((int)r4) < 3) [L3608] mode4 = 1 [L1580] p12_old = p12_new [L1581] p12_new = nomsg [L1582] p13_old = p13_new [L1583] p13_new = nomsg [L1584] p14_old = p14_new [L1585] p14_new = nomsg [L1586] p21_old = p21_new [L1587] p21_new = nomsg [L1588] p23_old = p23_new [L1589] p23_new = nomsg [L1590] p24_old = p24_new [L1591] p24_new = nomsg [L1592] p31_old = p31_new [L1593] p31_new = nomsg [L1594] p32_old = p32_new [L1595] p32_new = nomsg [L1596] p34_old = p34_new [L1597] p34_new = nomsg [L1598] p41_old = p41_new [L1599] p41_new = nomsg [L1600] p42_old = p42_new [L1601] p42_new = nomsg [L1602] p43_old = p43_new [L1603] p43_new = nomsg [L1605] int check__tmp; [L1606] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3520] check__tmp = 0 [L1637] __return_5398 = check__tmp [L1638] main__c1 = __return_5398 [L1640] _Bool __tmp_5; [L1641] __tmp_5 = main__c1 [L1642] _Bool assert__arg; [L1643] assert__arg = __tmp_5 [L1644] COND FALSE !(assert__arg == 0) [L1651] COND FALSE !(!(mode1 == 0)) [L3343] COND FALSE !(((int)r1) < 3) [L3378] mode1 = 1 [L1691] COND FALSE !(!(mode2 == 0)) [L3199] COND FALSE !(((int)r2) < 3) [L3234] mode2 = 1 [L1731] COND FALSE !(!(mode3 == 0)) [L3055] COND FALSE !(((int)r3) < 3) [L3090] mode3 = 1 [L1771] COND FALSE !(!(mode4 == 0)) [L2911] COND FALSE !(((int)r4) < 3) [L2946] mode4 = 1 [L1810] p12_old = p12_new [L1811] p12_new = nomsg [L1812] p13_old = p13_new [L1813] p13_new = nomsg [L1814] p14_old = p14_new [L1815] p14_new = nomsg [L1816] p21_old = p21_new [L1817] p21_new = nomsg [L1818] p23_old = p23_new [L1819] p23_new = nomsg [L1820] p24_old = p24_new [L1821] p24_new = nomsg [L1822] p31_old = p31_new [L1823] p31_new = nomsg [L1824] p32_old = p32_new [L1825] p32_new = nomsg [L1826] p34_old = p34_new [L1827] p34_new = nomsg [L1828] p41_old = p41_new [L1829] p41_new = nomsg [L1830] p42_old = p42_new [L1831] p42_new = nomsg [L1832] p43_old = p43_new [L1833] p43_new = nomsg [L1835] int check__tmp; [L1836] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2858] check__tmp = 0 [L1867] __return_5574 = check__tmp [L1868] main__c1 = __return_5574 [L1870] _Bool __tmp_6; [L1871] __tmp_6 = main__c1 [L1872] _Bool assert__arg; [L1873] assert__arg = __tmp_6 [L1874] COND TRUE assert__arg == 0 [L1876] __VERIFIER_error() - UnprovableResult [Line: 2108]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4496; [L98] int __return_4694; [L99] int __return_4870; [L100] int __return_5046; [L101] int __return_5222; [L102] int __return_5398; [L103] int __return_5574; [L104] int __return_5751; [L107] int main__c1; [L108] int main__i2; [L109] main__c1 = 0 [L110] ep12 = __VERIFIER_nondet_bool() [L111] ep13 = __VERIFIER_nondet_bool() [L112] ep14 = __VERIFIER_nondet_bool() [L113] ep21 = __VERIFIER_nondet_bool() [L114] ep23 = __VERIFIER_nondet_bool() [L115] ep24 = __VERIFIER_nondet_bool() [L116] ep31 = __VERIFIER_nondet_bool() [L117] ep32 = __VERIFIER_nondet_bool() [L118] ep34 = __VERIFIER_nondet_bool() [L119] ep41 = __VERIFIER_nondet_bool() [L120] ep42 = __VERIFIER_nondet_bool() [L121] ep43 = __VERIFIER_nondet_bool() [L122] id1 = __VERIFIER_nondet_char() [L123] r1 = __VERIFIER_nondet_uchar() [L124] st1 = __VERIFIER_nondet_char() [L125] nl1 = __VERIFIER_nondet_char() [L126] m1 = __VERIFIER_nondet_char() [L127] max1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] r2 = __VERIFIER_nondet_uchar() [L131] st2 = __VERIFIER_nondet_char() [L132] nl2 = __VERIFIER_nondet_char() [L133] m2 = __VERIFIER_nondet_char() [L134] max2 = __VERIFIER_nondet_char() [L135] mode2 = __VERIFIER_nondet_bool() [L136] id3 = __VERIFIER_nondet_char() [L137] r3 = __VERIFIER_nondet_uchar() [L138] st3 = __VERIFIER_nondet_char() [L139] nl3 = __VERIFIER_nondet_char() [L140] m3 = __VERIFIER_nondet_char() [L141] max3 = __VERIFIER_nondet_char() [L142] mode3 = __VERIFIER_nondet_bool() [L143] id4 = __VERIFIER_nondet_char() [L144] r4 = __VERIFIER_nondet_uchar() [L145] st4 = __VERIFIER_nondet_char() [L146] nl4 = __VERIFIER_nondet_char() [L147] m4 = __VERIFIER_nondet_char() [L148] max4 = __VERIFIER_nondet_char() [L149] mode4 = __VERIFIER_nondet_bool() [L151] _Bool init__r121; [L152] _Bool init__r131; [L153] _Bool init__r141; [L154] _Bool init__r211; [L155] _Bool init__r231; [L156] _Bool init__r241; [L157] _Bool init__r311; [L158] _Bool init__r321; [L159] _Bool init__r341; [L160] _Bool init__r411; [L161] _Bool init__r421; [L162] _Bool init__r431; [L163] _Bool init__r122; [L164] int init__tmp; [L165] _Bool init__r132; [L166] int init__tmp___0; [L167] _Bool init__r142; [L168] int init__tmp___1; [L169] _Bool init__r212; [L170] int init__tmp___2; [L171] _Bool init__r232; [L172] int init__tmp___3; [L173] _Bool init__r242; [L174] int init__tmp___4; [L175] _Bool init__r312; [L176] int init__tmp___5; [L177] _Bool init__r322; [L178] int init__tmp___6; [L179] _Bool init__r342; [L180] int init__tmp___7; [L181] _Bool init__r412; [L182] int init__tmp___8; [L183] _Bool init__r422; [L184] int init__tmp___9; [L185] _Bool init__r432; [L186] int init__tmp___10; [L187] _Bool init__r123; [L188] int init__tmp___11; [L189] _Bool init__r133; [L190] int init__tmp___12; [L191] _Bool init__r143; [L192] int init__tmp___13; [L193] _Bool init__r213; [L194] int init__tmp___14; [L195] _Bool init__r233; [L196] int init__tmp___15; [L197] _Bool init__r243; [L198] int init__tmp___16; [L199] _Bool init__r313; [L200] int init__tmp___17; [L201] _Bool init__r323; [L202] int init__tmp___18; [L203] _Bool init__r343; [L204] int init__tmp___19; [L205] _Bool init__r413; [L206] int init__tmp___20; [L207] _Bool init__r423; [L208] int init__tmp___21; [L209] _Bool init__r433; [L210] int init__tmp___22; [L211] int init__tmp___23; [L212] init__r121 = ep12 [L213] init__r131 = ep13 [L214] init__r141 = ep14 [L215] init__r211 = ep21 [L216] init__r231 = ep23 [L217] init__r241 = ep24 [L218] init__r311 = ep31 [L219] init__r321 = ep32 [L220] init__r341 = ep34 [L221] init__r411 = ep41 [L222] init__r421 = ep42 [L223] init__r431 = ep43 [L224] COND TRUE !(init__r121 == 0) [L226] init__tmp = 1 [L228] init__r122 = (_Bool)init__tmp [L229] COND TRUE !(init__r131 == 0) [L231] init__tmp___0 = 1 [L233] init__r132 = (_Bool)init__tmp___0 [L234] COND TRUE !(init__r141 == 0) [L236] init__tmp___1 = 1 [L238] init__r142 = (_Bool)init__tmp___1 [L239] COND TRUE !(init__r211 == 0) [L241] init__tmp___2 = 1 [L243] init__r212 = (_Bool)init__tmp___2 [L244] COND TRUE !(init__r231 == 0) [L246] init__tmp___3 = 1 [L248] init__r232 = (_Bool)init__tmp___3 [L249] COND TRUE !(init__r241 == 0) [L251] init__tmp___4 = 1 [L253] init__r242 = (_Bool)init__tmp___4 [L254] COND TRUE !(init__r311 == 0) [L256] init__tmp___5 = 1 [L258] init__r312 = (_Bool)init__tmp___5 [L259] COND TRUE !(init__r321 == 0) [L261] init__tmp___6 = 1 [L263] init__r322 = (_Bool)init__tmp___6 [L264] COND TRUE !(init__r341 == 0) [L266] init__tmp___7 = 1 [L268] init__r342 = (_Bool)init__tmp___7 [L269] COND TRUE !(init__r411 == 0) [L271] init__tmp___8 = 1 [L273] init__r412 = (_Bool)init__tmp___8 [L274] COND TRUE !(init__r421 == 0) [L276] init__tmp___9 = 1 [L278] init__r422 = (_Bool)init__tmp___9 [L279] COND TRUE !(init__r431 == 0) [L281] init__tmp___10 = 1 [L283] init__r432 = (_Bool)init__tmp___10 [L284] COND TRUE !(init__r122 == 0) [L286] init__tmp___11 = 1 [L288] init__r123 = (_Bool)init__tmp___11 [L289] COND TRUE !(init__r132 == 0) [L291] init__tmp___12 = 1 [L293] init__r133 = (_Bool)init__tmp___12 [L294] COND TRUE !(init__r142 == 0) [L296] init__tmp___13 = 1 [L298] init__r143 = (_Bool)init__tmp___13 [L299] COND TRUE !(init__r212 == 0) [L301] init__tmp___14 = 1 [L303] init__r213 = (_Bool)init__tmp___14 [L304] COND TRUE !(init__r232 == 0) [L306] init__tmp___15 = 1 [L308] init__r233 = (_Bool)init__tmp___15 [L309] COND TRUE !(init__r242 == 0) [L311] init__tmp___16 = 1 [L313] init__r243 = (_Bool)init__tmp___16 [L314] COND TRUE !(init__r312 == 0) [L316] init__tmp___17 = 1 [L318] init__r313 = (_Bool)init__tmp___17 [L319] COND TRUE !(init__r322 == 0) [L321] init__tmp___18 = 1 [L323] init__r323 = (_Bool)init__tmp___18 [L324] COND TRUE !(init__r342 == 0) [L326] init__tmp___19 = 1 [L328] init__r343 = (_Bool)init__tmp___19 [L329] COND TRUE !(init__r412 == 0) [L331] init__tmp___20 = 1 [L333] init__r413 = (_Bool)init__tmp___20 [L334] COND TRUE !(init__r422 == 0) [L336] init__tmp___21 = 1 [L338] init__r423 = (_Bool)init__tmp___21 [L339] COND TRUE !(init__r432 == 0) [L341] init__tmp___22 = 1 [L343] init__r433 = (_Bool)init__tmp___22 [L344] COND TRUE ((int)id1) != ((int)id2) [L346] COND TRUE ((int)id1) != ((int)id3) [L348] COND TRUE ((int)id1) != ((int)id4) [L350] COND TRUE ((int)id2) != ((int)id3) [L352] COND TRUE ((int)id2) != ((int)id4) [L354] COND TRUE ((int)id3) != ((int)id4) [L356] COND TRUE ((int)id1) >= 0 [L358] COND TRUE ((int)id2) >= 0 [L360] COND TRUE ((int)id3) >= 0 [L362] COND TRUE ((int)id4) >= 0 [L364] COND TRUE ((int)r1) == 0 [L366] COND TRUE ((int)r2) == 0 [L368] COND TRUE ((int)r3) == 0 [L370] COND TRUE ((int)r4) == 0 [L372] COND TRUE !(init__r123 == 0) [L374] COND TRUE !(init__r133 == 0) [L376] COND TRUE !(init__r143 == 0) [L378] COND TRUE !(init__r213 == 0) [L380] COND TRUE !(init__r233 == 0) [L382] COND TRUE !(init__r243 == 0) [L384] COND TRUE !(init__r313 == 0) [L386] COND TRUE !(init__r323 == 0) [L388] COND TRUE !(init__r343 == 0) [L390] COND TRUE !(init__r413 == 0) [L392] COND TRUE !(init__r423 == 0) [L394] COND TRUE !(init__r433 == 0) [L396] COND TRUE ((int)max1) == ((int)id1) [L398] COND TRUE ((int)max2) == ((int)id2) [L400] COND TRUE ((int)max3) == ((int)id3) [L402] COND TRUE ((int)max4) == ((int)id4) [L404] COND TRUE ((int)st1) == 0 [L406] COND TRUE ((int)st2) == 0 [L408] COND TRUE ((int)st3) == 0 [L410] COND TRUE ((int)st4) == 0 [L412] COND TRUE ((int)nl1) == 0 [L414] COND TRUE ((int)nl2) == 0 [L416] COND TRUE ((int)nl3) == 0 [L418] COND TRUE ((int)nl4) == 0 [L420] COND TRUE ((int)mode1) == 0 [L422] COND TRUE ((int)mode2) == 0 [L424] COND TRUE ((int)mode3) == 0 [L426] COND TRUE ((int)mode4) == 0 [L428] init__tmp___23 = 1 [L471] __return_4496 = init__tmp___23 [L472] main__i2 = __return_4496 [L473] COND TRUE main__i2 != 0 [L475] p12_old = nomsg [L476] p12_new = nomsg [L477] p13_old = nomsg [L478] p13_new = nomsg [L479] p14_old = nomsg [L480] p14_new = nomsg [L481] p21_old = nomsg [L482] p21_new = nomsg [L483] p23_old = nomsg [L484] p23_new = nomsg [L485] p24_old = nomsg [L486] p24_new = nomsg [L487] p31_old = nomsg [L488] p31_new = nomsg [L489] p32_old = nomsg [L490] p32_new = nomsg [L491] p34_old = nomsg [L492] p34_new = nomsg [L493] p41_old = nomsg [L494] p41_new = nomsg [L495] p42_old = nomsg [L496] p42_new = nomsg [L497] p43_old = nomsg [L498] p43_new = nomsg [L499] main__i2 = 0 [L501] COND FALSE !(!(mode1 == 0)) [L6653] COND FALSE !(((int)r1) < 3) [L6688] mode1 = 1 [L541] COND FALSE !(!(mode2 == 0)) [L6509] COND FALSE !(((int)r2) < 3) [L6544] mode2 = 1 [L581] COND FALSE !(!(mode3 == 0)) [L6365] COND FALSE !(((int)r3) < 3) [L6400] mode3 = 1 [L621] COND FALSE !(!(mode4 == 0)) [L6221] COND FALSE !(((int)r4) < 3) [L6256] mode4 = 1 [L660] p12_old = p12_new [L661] p12_new = nomsg [L662] p13_old = p13_new [L663] p13_new = nomsg [L664] p14_old = p14_new [L665] p14_new = nomsg [L666] p21_old = p21_new [L667] p21_new = nomsg [L668] p23_old = p23_new [L669] p23_new = nomsg [L670] p24_old = p24_new [L671] p24_new = nomsg [L672] p31_old = p31_new [L673] p31_new = nomsg [L674] p32_old = p32_new [L675] p32_new = nomsg [L676] p34_old = p34_new [L677] p34_new = nomsg [L678] p41_old = p41_new [L679] p41_new = nomsg [L680] p42_old = p42_new [L681] p42_new = nomsg [L682] p43_old = p43_new [L683] p43_new = nomsg [L685] int check__tmp; [L686] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L6168] check__tmp = 0 [L717] __return_4694 = check__tmp [L718] main__c1 = __return_4694 [L720] _Bool __tmp_1; [L721] __tmp_1 = main__c1 [L722] _Bool assert__arg; [L723] assert__arg = __tmp_1 [L724] COND FALSE !(assert__arg == 0) [L731] COND FALSE !(!(mode1 == 0)) [L5991] COND FALSE !(((int)r1) < 3) [L6026] mode1 = 1 [L771] COND FALSE !(!(mode2 == 0)) [L5847] COND FALSE !(((int)r2) < 3) [L5882] mode2 = 1 [L811] COND FALSE !(!(mode3 == 0)) [L5703] COND FALSE !(((int)r3) < 3) [L5738] mode3 = 1 [L851] COND FALSE !(!(mode4 == 0)) [L5559] COND FALSE !(((int)r4) < 3) [L5594] mode4 = 1 [L890] p12_old = p12_new [L891] p12_new = nomsg [L892] p13_old = p13_new [L893] p13_new = nomsg [L894] p14_old = p14_new [L895] p14_new = nomsg [L896] p21_old = p21_new [L897] p21_new = nomsg [L898] p23_old = p23_new [L899] p23_new = nomsg [L900] p24_old = p24_new [L901] p24_new = nomsg [L902] p31_old = p31_new [L903] p31_new = nomsg [L904] p32_old = p32_new [L905] p32_new = nomsg [L906] p34_old = p34_new [L907] p34_new = nomsg [L908] p41_old = p41_new [L909] p41_new = nomsg [L910] p42_old = p42_new [L911] p42_new = nomsg [L912] p43_old = p43_new [L913] p43_new = nomsg [L915] int check__tmp; [L916] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L5506] check__tmp = 0 [L947] __return_4870 = check__tmp [L948] main__c1 = __return_4870 [L950] _Bool __tmp_2; [L951] __tmp_2 = main__c1 [L952] _Bool assert__arg; [L953] assert__arg = __tmp_2 [L954] COND FALSE !(assert__arg == 0) [L961] COND FALSE !(!(mode1 == 0)) [L5329] COND FALSE !(((int)r1) < 3) [L5364] mode1 = 1 [L1001] COND FALSE !(!(mode2 == 0)) [L5185] COND FALSE !(((int)r2) < 3) [L5220] mode2 = 1 [L1041] COND FALSE !(!(mode3 == 0)) [L5041] COND FALSE !(((int)r3) < 3) [L5076] mode3 = 1 [L1081] COND FALSE !(!(mode4 == 0)) [L4897] COND FALSE !(((int)r4) < 3) [L4932] mode4 = 1 [L1120] p12_old = p12_new [L1121] p12_new = nomsg [L1122] p13_old = p13_new [L1123] p13_new = nomsg [L1124] p14_old = p14_new [L1125] p14_new = nomsg [L1126] p21_old = p21_new [L1127] p21_new = nomsg [L1128] p23_old = p23_new [L1129] p23_new = nomsg [L1130] p24_old = p24_new [L1131] p24_new = nomsg [L1132] p31_old = p31_new [L1133] p31_new = nomsg [L1134] p32_old = p32_new [L1135] p32_new = nomsg [L1136] p34_old = p34_new [L1137] p34_new = nomsg [L1138] p41_old = p41_new [L1139] p41_new = nomsg [L1140] p42_old = p42_new [L1141] p42_new = nomsg [L1142] p43_old = p43_new [L1143] p43_new = nomsg [L1145] int check__tmp; [L1146] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L4844] check__tmp = 0 [L1177] __return_5046 = check__tmp [L1178] main__c1 = __return_5046 [L1180] _Bool __tmp_3; [L1181] __tmp_3 = main__c1 [L1182] _Bool assert__arg; [L1183] assert__arg = __tmp_3 [L1184] COND FALSE !(assert__arg == 0) [L1191] COND FALSE !(!(mode1 == 0)) [L4667] COND FALSE !(((int)r1) < 3) [L4702] mode1 = 1 [L1231] COND FALSE !(!(mode2 == 0)) [L4523] COND FALSE !(((int)r2) < 3) [L4558] mode2 = 1 [L1271] COND FALSE !(!(mode3 == 0)) [L4379] COND FALSE !(((int)r3) < 3) [L4414] mode3 = 1 [L1311] COND FALSE !(!(mode4 == 0)) [L4235] COND FALSE !(((int)r4) < 3) [L4270] mode4 = 1 [L1350] p12_old = p12_new [L1351] p12_new = nomsg [L1352] p13_old = p13_new [L1353] p13_new = nomsg [L1354] p14_old = p14_new [L1355] p14_new = nomsg [L1356] p21_old = p21_new [L1357] p21_new = nomsg [L1358] p23_old = p23_new [L1359] p23_new = nomsg [L1360] p24_old = p24_new [L1361] p24_new = nomsg [L1362] p31_old = p31_new [L1363] p31_new = nomsg [L1364] p32_old = p32_new [L1365] p32_new = nomsg [L1366] p34_old = p34_new [L1367] p34_new = nomsg [L1368] p41_old = p41_new [L1369] p41_new = nomsg [L1370] p42_old = p42_new [L1371] p42_new = nomsg [L1372] p43_old = p43_new [L1373] p43_new = nomsg [L1375] int check__tmp; [L1376] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L4182] check__tmp = 0 [L1407] __return_5222 = check__tmp [L1408] main__c1 = __return_5222 [L1410] _Bool __tmp_4; [L1411] __tmp_4 = main__c1 [L1412] _Bool assert__arg; [L1413] assert__arg = __tmp_4 [L1414] COND FALSE !(assert__arg == 0) [L1421] COND FALSE !(!(mode1 == 0)) [L4005] COND FALSE !(((int)r1) < 3) [L4040] mode1 = 1 [L1461] COND FALSE !(!(mode2 == 0)) [L3861] COND FALSE !(((int)r2) < 3) [L3896] mode2 = 1 [L1501] COND FALSE !(!(mode3 == 0)) [L3717] COND FALSE !(((int)r3) < 3) [L3752] mode3 = 1 [L1541] COND FALSE !(!(mode4 == 0)) [L3573] COND FALSE !(((int)r4) < 3) [L3608] mode4 = 1 [L1580] p12_old = p12_new [L1581] p12_new = nomsg [L1582] p13_old = p13_new [L1583] p13_new = nomsg [L1584] p14_old = p14_new [L1585] p14_new = nomsg [L1586] p21_old = p21_new [L1587] p21_new = nomsg [L1588] p23_old = p23_new [L1589] p23_new = nomsg [L1590] p24_old = p24_new [L1591] p24_new = nomsg [L1592] p31_old = p31_new [L1593] p31_new = nomsg [L1594] p32_old = p32_new [L1595] p32_new = nomsg [L1596] p34_old = p34_new [L1597] p34_new = nomsg [L1598] p41_old = p41_new [L1599] p41_new = nomsg [L1600] p42_old = p42_new [L1601] p42_new = nomsg [L1602] p43_old = p43_new [L1603] p43_new = nomsg [L1605] int check__tmp; [L1606] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3520] check__tmp = 0 [L1637] __return_5398 = check__tmp [L1638] main__c1 = __return_5398 [L1640] _Bool __tmp_5; [L1641] __tmp_5 = main__c1 [L1642] _Bool assert__arg; [L1643] assert__arg = __tmp_5 [L1644] COND FALSE !(assert__arg == 0) [L1651] COND FALSE !(!(mode1 == 0)) [L3343] COND FALSE !(((int)r1) < 3) [L3378] mode1 = 1 [L1691] COND FALSE !(!(mode2 == 0)) [L3199] COND FALSE !(((int)r2) < 3) [L3234] mode2 = 1 [L1731] COND FALSE !(!(mode3 == 0)) [L3055] COND FALSE !(((int)r3) < 3) [L3090] mode3 = 1 [L1771] COND FALSE !(!(mode4 == 0)) [L2911] COND FALSE !(((int)r4) < 3) [L2946] mode4 = 1 [L1810] p12_old = p12_new [L1811] p12_new = nomsg [L1812] p13_old = p13_new [L1813] p13_new = nomsg [L1814] p14_old = p14_new [L1815] p14_new = nomsg [L1816] p21_old = p21_new [L1817] p21_new = nomsg [L1818] p23_old = p23_new [L1819] p23_new = nomsg [L1820] p24_old = p24_new [L1821] p24_new = nomsg [L1822] p31_old = p31_new [L1823] p31_new = nomsg [L1824] p32_old = p32_new [L1825] p32_new = nomsg [L1826] p34_old = p34_new [L1827] p34_new = nomsg [L1828] p41_old = p41_new [L1829] p41_new = nomsg [L1830] p42_old = p42_new [L1831] p42_new = nomsg [L1832] p43_old = p43_new [L1833] p43_new = nomsg [L1835] int check__tmp; [L1836] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2858] check__tmp = 0 [L1867] __return_5574 = check__tmp [L1868] main__c1 = __return_5574 [L1870] _Bool __tmp_6; [L1871] __tmp_6 = main__c1 [L1872] _Bool assert__arg; [L1873] assert__arg = __tmp_6 [L1874] COND FALSE !(assert__arg == 0) [L1883] COND FALSE !(!(mode1 == 0)) [L2681] COND FALSE !(((int)r1) < 3) [L2716] mode1 = 1 [L1923] COND FALSE !(!(mode2 == 0)) [L2537] COND FALSE !(((int)r2) < 3) [L2572] mode2 = 1 [L1963] COND FALSE !(!(mode3 == 0)) [L2393] COND FALSE !(((int)r3) < 3) [L2428] mode3 = 1 [L2003] COND FALSE !(!(mode4 == 0)) [L2249] COND FALSE !(((int)r4) < 3) [L2284] mode4 = 1 [L2042] p12_old = p12_new [L2043] p12_new = nomsg [L2044] p13_old = p13_new [L2045] p13_new = nomsg [L2046] p14_old = p14_new [L2047] p14_new = nomsg [L2048] p21_old = p21_new [L2049] p21_new = nomsg [L2050] p23_old = p23_new [L2051] p23_new = nomsg [L2052] p24_old = p24_new [L2053] p24_new = nomsg [L2054] p31_old = p31_new [L2055] p31_new = nomsg [L2056] p32_old = p32_new [L2057] p32_new = nomsg [L2058] p34_old = p34_new [L2059] p34_new = nomsg [L2060] p41_old = p41_new [L2061] p41_new = nomsg [L2062] p42_old = p42_new [L2063] p42_new = nomsg [L2064] p43_old = p43_new [L2065] p43_new = nomsg [L2067] int check__tmp; [L2068] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2196] check__tmp = 0 [L2099] __return_5751 = check__tmp [L2100] main__c1 = __return_5751 [L2102] _Bool __tmp_7; [L2103] __tmp_7 = main__c1 [L2104] _Bool assert__arg; [L2105] assert__arg = __tmp_7 [L2106] COND TRUE assert__arg == 0 [L2108] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...