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_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:18:46,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:18:46,551 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:18:46,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:18:46,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:18:46,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:18:46,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:18:46,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:18:46,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:18:46,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:18:46,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:18:46,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:18:46,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:18:46,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:18:46,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:18:46,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:18:46,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:18:46,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:18:46,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:18:46,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:18:46,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:18:46,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:18:46,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:18:46,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:18:46,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:18:46,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:18:46,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:18:46,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:18:46,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:18:46,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:18:46,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:18:46,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:18:46,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:18:46,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:18:46,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:18:46,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:18:46,595 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 17:18:46,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:18:46,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:18:46,610 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:18:46,610 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:18:46,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:18:46,611 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:18:46,611 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:18:46,612 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:18:46,612 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:18:46,612 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:18:46,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:18:46,613 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:18:46,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:18:46,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:18:46,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:18:46,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:18:46,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:18:46,614 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:18:46,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:18:46,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:18:46,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:18:46,615 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:18:46,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:18:46,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:18:46,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:18:46,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:18:46,616 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:18:46,616 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:18:46,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:18:46,616 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:18:46,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:18:46,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:18:46,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:18:46,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:18:46,663 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:18:46,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-09-11 17:18:46,723 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/893ce2fb3/d8efd6f40b5f4f6a8bc819fcfcfaf638/FLAGce84e0b5d [2019-09-11 17:18:47,347 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:18:47,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-09-11 17:18:47,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/893ce2fb3/d8efd6f40b5f4f6a8bc819fcfcfaf638/FLAGce84e0b5d [2019-09-11 17:18:47,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/893ce2fb3/d8efd6f40b5f4f6a8bc819fcfcfaf638 [2019-09-11 17:18:47,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:18:47,563 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:18:47,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:18:47,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:18:47,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:18:47,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:18:47" (1/1) ... [2019-09-11 17:18:47,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7669911c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:47, skipping insertion in model container [2019-09-11 17:18:47,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:18:47" (1/1) ... [2019-09-11 17:18:47,581 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:18:47,694 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:18:48,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:18:48,580 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:18:48,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:18:48,923 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:18:48,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:48 WrapperNode [2019-09-11 17:18:48,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:18:48,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:18:48,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:18:48,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:18:48,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:48" (1/1) ... [2019-09-11 17:18:48,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:48" (1/1) ... [2019-09-11 17:18:48,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:48" (1/1) ... [2019-09-11 17:18:48,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:48" (1/1) ... [2019-09-11 17:18:49,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:48" (1/1) ... [2019-09-11 17:18:49,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:48" (1/1) ... [2019-09-11 17:18:49,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:48" (1/1) ... [2019-09-11 17:18:49,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:18:49,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:18:49,115 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:18:49,115 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:18:49,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:48" (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 17:18:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:18:49,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:18:49,195 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:18:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:18:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:18:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:18:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:18:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:18:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:18:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:18:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:18:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:18:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:18:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:18:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:18:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:18:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:18:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:18:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:18:51,483 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:18:51,483 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:18:51,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:18:51 BoogieIcfgContainer [2019-09-11 17:18:51,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:18:51,486 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:18:51,486 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:18:51,487 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:18:51,489 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:18:51" (1/1) ... [2019-09-11 17:18:51,548 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:18:51,939 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:18:57,789 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:18:57,938 INFO L272 AbstractInterpreter]: Visited 437 different actions 3752 times. Merged at 258 different actions 2182 times. Widened at 51 different actions 367 times. Performed 12707 root evaluator evaluations with a maximum evaluation depth of 6. Performed 12707 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 701 fixpoints after 115 different actions. Largest state had 443 variables. [2019-09-11 17:18:57,938 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:18:57,941 INFO L168 Benchmark]: Toolchain (without parser) took 10377.07 ms. Allocated memory was 143.1 MB in the beginning and 448.3 MB in the end (delta: 305.1 MB). Free memory was 87.7 MB in the beginning and 191.1 MB in the end (delta: -103.3 MB). Peak memory consumption was 201.8 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:57,942 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 143.1 MB. Free memory was 109.5 MB in the beginning and 109.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:18:57,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1357.98 ms. Allocated memory was 143.1 MB in the beginning and 204.5 MB in the end (delta: 61.3 MB). Free memory was 87.5 MB in the beginning and 142.1 MB in the end (delta: -54.6 MB). Peak memory consumption was 34.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:57,944 INFO L168 Benchmark]: Boogie Preprocessor took 190.62 ms. Allocated memory is still 204.5 MB. Free memory was 142.1 MB in the beginning and 134.3 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:57,945 INFO L168 Benchmark]: RCFGBuilder took 2370.81 ms. Allocated memory was 204.5 MB in the beginning and 255.9 MB in the end (delta: 51.4 MB). Free memory was 134.3 MB in the beginning and 164.3 MB in the end (delta: -30.0 MB). Peak memory consumption was 91.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:57,946 INFO L168 Benchmark]: Abstract Interpretation took 6452.42 ms. Allocated memory was 255.9 MB in the beginning and 448.3 MB in the end (delta: 192.4 MB). Free memory was 164.3 MB in the beginning and 191.1 MB in the end (delta: -26.7 MB). Peak memory consumption was 165.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:57,950 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 143.1 MB. Free memory was 109.5 MB in the beginning and 109.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1357.98 ms. Allocated memory was 143.1 MB in the beginning and 204.5 MB in the end (delta: 61.3 MB). Free memory was 87.5 MB in the beginning and 142.1 MB in the end (delta: -54.6 MB). Peak memory consumption was 34.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 190.62 ms. Allocated memory is still 204.5 MB. Free memory was 142.1 MB in the beginning and 134.3 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2370.81 ms. Allocated memory was 204.5 MB in the beginning and 255.9 MB in the end (delta: 51.4 MB). Free memory was 134.3 MB in the beginning and 164.3 MB in the end (delta: -30.0 MB). Peak memory consumption was 91.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 6452.42 ms. Allocated memory was 255.9 MB in the beginning and 448.3 MB in the end (delta: 192.4 MB). Free memory was 164.3 MB in the beginning and 191.1 MB in the end (delta: -26.7 MB). Peak memory consumption was 165.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1774]: 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] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L45] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L49] int __return_120; [L50] int __return_800; [L51] int __tmp_2641_0; [L52] int __return_2669; [L53] int __return_786; [L54] int __tmp_2410_0; [L55] int __return_2512; [L56] int __return_772; [L57] int __tmp_2379_0; [L58] int __return_2394; [L59] int __return_758; [L60] int __tmp_2185_0; [L61] int __tmp_2255_0; [L62] int __return_2270; [L63] int __return_744; [L64] int __tmp_2125_0; [L65] int __return_2169; [L66] int __return_730; [L67] int __tmp_1960_0; [L68] int __tmp_2001_0; [L69] int __return_2045; [L70] int __return_716; [L71] int __tmp_1912_0; [L72] int __tmp_1924_0; [L73] int __return_1939; [L74] int __return_702; [L75] int __tmp_1761_0; [L76] int __tmp_1802_0; [L77] int __tmp_1814_0; [L78] int __return_1832; [L79] int __return_688; [L80] int __tmp_1664_0; [L81] int __return_1737; [L82] int __tmp_1738_0; [L83] int __return_674; [L84] int __tmp_1525_0; [L85] int __tmp_1537_0; [L86] int __return_1610; [L87] int __return_660; [L88] int __tmp_1445_0; [L89] int __tmp_1486_0; [L90] int __return_1501; [L91] int __return_646; [L92] int __tmp_1323_0; [L93] int __tmp_1335_0; [L94] int __tmp_1376_0; [L95] int __return_1394; [L96] int __return_632; [L97] int __tmp_1240_0; [L98] int __tmp_1252_0; [L99] int __return_1296; [L100] int __tmp_1305_0; [L101] int __return_618; [L102] int __tmp_1118_0; [L103] int __tmp_1130_0; [L104] int __tmp_1142_0; [L105] int __return_1189; [L106] int __return_604; [L107] int __tmp_1055_0; [L108] int __tmp_1067_0; [L109] int __tmp_1079_0; [L110] int __return_1097; [L111] int __return_590; [L112] int __tmp_944_0; [L113] int __tmp_956_0; [L114] int __tmp_968_0; [L115] int __tmp_980_0; [L116] int __return_1001; [L117] int __tmp_1010_0; [L118] int __return_2674; [L121] int main__c1; [L122] int main__i2; [L123] main__c1 = 0 [L124] r1 = __VERIFIER_nondet_char() [L125] id1 = __VERIFIER_nondet_char() [L126] st1 = __VERIFIER_nondet_char() [L127] send1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] st2 = __VERIFIER_nondet_char() [L131] send2 = __VERIFIER_nondet_char() [L132] mode2 = __VERIFIER_nondet_bool() [L133] id3 = __VERIFIER_nondet_char() [L134] st3 = __VERIFIER_nondet_char() [L135] send3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] id4 = __VERIFIER_nondet_char() [L138] st4 = __VERIFIER_nondet_char() [L139] send4 = __VERIFIER_nondet_char() [L140] mode4 = __VERIFIER_nondet_bool() [L142] int init__tmp; [L143] COND TRUE ((int)r1) == 0 [L145] COND TRUE ((int)id1) >= 0 [L147] COND TRUE ((int)st1) == 0 [L149] COND TRUE ((int)send1) == ((int)id1) [L151] COND TRUE ((int)mode1) == 0 [L153] COND TRUE ((int)id2) >= 0 [L155] COND TRUE ((int)st2) == 0 [L157] COND TRUE ((int)send2) == ((int)id2) [L159] COND TRUE ((int)mode2) == 0 [L161] COND TRUE ((int)id3) >= 0 [L163] COND TRUE ((int)st3) == 0 [L165] COND TRUE ((int)send3) == ((int)id3) [L167] COND TRUE ((int)mode3) == 0 [L169] COND TRUE ((int)id4) >= 0 [L171] COND TRUE ((int)st4) == 0 [L173] COND TRUE ((int)send4) == ((int)id4) [L175] COND TRUE ((int)mode4) == 0 [L177] COND TRUE ((int)id1) != ((int)id2) [L179] COND TRUE ((int)id1) != ((int)id3) [L181] COND TRUE ((int)id1) != ((int)id4) [L183] COND TRUE ((int)id2) != ((int)id3) [L185] COND TRUE ((int)id2) != ((int)id4) [L187] COND TRUE ((int)id3) != ((int)id4) [L189] init__tmp = 1 [L190] __return_120 = init__tmp [L191] main__i2 = __return_120 [L192] COND TRUE main__i2 != 0 [L194] p1_old = nomsg [L195] p1_new = nomsg [L196] p2_old = nomsg [L197] p2_new = nomsg [L198] p3_old = nomsg [L199] p3_new = nomsg [L200] p4_old = nomsg [L201] p4_new = nomsg [L202] main__i2 = 0 [L203] COND TRUE main__i2 < 8 [L206] msg_t node1__m1; [L207] node1__m1 = nomsg [L208] COND FALSE !(!(mode1 == 0)) [L214] int node1____CPAchecker_TMP_0; [L215] COND TRUE send1 != nomsg [L217] COND TRUE p1_new == nomsg [L219] node1____CPAchecker_TMP_0 = send1 [L220] p1_new = node1____CPAchecker_TMP_0 [L221] mode1 = 1 [L223] msg_t node2__m2; [L224] node2__m2 = nomsg [L225] COND FALSE !(!(mode2 == 0)) [L231] int node2____CPAchecker_TMP_0; [L232] COND TRUE send2 != nomsg [L234] COND TRUE p2_new == nomsg [L236] node2____CPAchecker_TMP_0 = send2 [L237] p2_new = node2____CPAchecker_TMP_0 [L238] mode2 = 1 [L240] msg_t node3__m3; [L241] node3__m3 = nomsg [L242] COND FALSE !(!(mode3 == 0)) [L248] int node3____CPAchecker_TMP_0; [L249] COND TRUE send3 != nomsg [L251] COND TRUE p3_new == nomsg [L253] node3____CPAchecker_TMP_0 = send3 [L254] p3_new = node3____CPAchecker_TMP_0 [L255] mode3 = 1 [L257] msg_t node4__m4; [L258] node4__m4 = nomsg [L259] COND FALSE !(!(mode4 == 0)) [L265] int node4____CPAchecker_TMP_0; [L266] COND TRUE send4 != nomsg [L268] COND TRUE p4_new == nomsg [L270] node4____CPAchecker_TMP_0 = send4 [L271] p4_new = node4____CPAchecker_TMP_0 [L272] mode4 = 1 [L273] p1_old = p1_new [L274] p1_new = nomsg [L275] p2_old = p2_new [L276] p2_new = nomsg [L277] p3_old = p3_new [L278] p3_new = nomsg [L279] p4_old = p4_new [L280] p4_new = nomsg [L282] int check__tmp; [L283] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L285] COND FALSE !(((int)r1) >= 4) [L291] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L293] COND TRUE ((int)r1) < 4 [L295] check__tmp = 1 [L296] __return_800 = check__tmp [L297] main__c1 = __return_800 [L299] _Bool __tmp_1; [L300] __tmp_1 = main__c1 [L301] _Bool assert__arg; [L302] assert__arg = __tmp_1 [L303] COND FALSE !(assert__arg == 0) [L309] int main____CPAchecker_TMP_0 = main__i2; [L310] main__i2 = main__i2 + 1 [L311] COND TRUE main__i2 < 8 [L314] msg_t node1__m1; [L315] node1__m1 = nomsg [L316] COND TRUE !(mode1 == 0) [L318] r1 = (char)(((int)r1) + 1) [L319] node1__m1 = p4_old [L320] p4_old = nomsg [L321] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L534] mode1 = 0 [L536] __tmp_2410_0 = main____CPAchecker_TMP_0 [L637] main____CPAchecker_TMP_0 = __tmp_2410_0 [L639] msg_t node2__m2; [L640] node2__m2 = nomsg [L641] COND TRUE !(mode2 == 0) [L643] node2__m2 = p1_old [L644] p1_old = nomsg [L645] COND TRUE ((int)node2__m2) != ((int)nomsg) [L647] COND FALSE !(((int)node2__m2) > ((int)id2)) [L654] COND TRUE ((int)node2__m2) == ((int)id2) [L656] st2 = 1 [L657] mode2 = 0 [L659] msg_t node3__m3; [L660] node3__m3 = nomsg [L661] COND TRUE !(mode3 == 0) [L663] node3__m3 = p2_old [L664] p2_old = nomsg [L665] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L754] mode3 = 0 [L756] __tmp_2001_0 = main____CPAchecker_TMP_0 [L1727] main____CPAchecker_TMP_0 = __tmp_2001_0 [L1729] msg_t node4__m4; [L1730] node4__m4 = nomsg [L1731] COND TRUE !(mode4 == 0) [L1733] node4__m4 = p3_old [L1734] p3_old = nomsg [L1735] COND TRUE ((int)node4__m4) != ((int)nomsg) [L1737] COND FALSE !(((int)node4__m4) > ((int)id4)) [L1744] COND TRUE ((int)node4__m4) == ((int)id4) [L1746] st4 = 1 [L1747] mode4 = 0 [L1748] p1_old = p1_new [L1749] p1_new = nomsg [L1750] p2_old = p2_new [L1751] p2_new = nomsg [L1752] p3_old = p3_new [L1753] p3_new = nomsg [L1754] p4_old = p4_new [L1755] p4_new = nomsg [L1757] int check__tmp; [L1758] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1764] check__tmp = 0 [L1765] __return_2045 = check__tmp [L1766] main__c1 = __return_2045 [L1768] _Bool __tmp_8; [L1769] __tmp_8 = main__c1 [L1770] _Bool assert__arg; [L1771] assert__arg = __tmp_8 [L1772] COND TRUE assert__arg == 0 [L1774] __VERIFIER_error() - UnprovableResult [Line: 1240]: 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] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L45] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L49] int __return_120; [L50] int __return_800; [L51] int __tmp_2641_0; [L52] int __return_2669; [L53] int __return_786; [L54] int __tmp_2410_0; [L55] int __return_2512; [L56] int __return_772; [L57] int __tmp_2379_0; [L58] int __return_2394; [L59] int __return_758; [L60] int __tmp_2185_0; [L61] int __tmp_2255_0; [L62] int __return_2270; [L63] int __return_744; [L64] int __tmp_2125_0; [L65] int __return_2169; [L66] int __return_730; [L67] int __tmp_1960_0; [L68] int __tmp_2001_0; [L69] int __return_2045; [L70] int __return_716; [L71] int __tmp_1912_0; [L72] int __tmp_1924_0; [L73] int __return_1939; [L74] int __return_702; [L75] int __tmp_1761_0; [L76] int __tmp_1802_0; [L77] int __tmp_1814_0; [L78] int __return_1832; [L79] int __return_688; [L80] int __tmp_1664_0; [L81] int __return_1737; [L82] int __tmp_1738_0; [L83] int __return_674; [L84] int __tmp_1525_0; [L85] int __tmp_1537_0; [L86] int __return_1610; [L87] int __return_660; [L88] int __tmp_1445_0; [L89] int __tmp_1486_0; [L90] int __return_1501; [L91] int __return_646; [L92] int __tmp_1323_0; [L93] int __tmp_1335_0; [L94] int __tmp_1376_0; [L95] int __return_1394; [L96] int __return_632; [L97] int __tmp_1240_0; [L98] int __tmp_1252_0; [L99] int __return_1296; [L100] int __tmp_1305_0; [L101] int __return_618; [L102] int __tmp_1118_0; [L103] int __tmp_1130_0; [L104] int __tmp_1142_0; [L105] int __return_1189; [L106] int __return_604; [L107] int __tmp_1055_0; [L108] int __tmp_1067_0; [L109] int __tmp_1079_0; [L110] int __return_1097; [L111] int __return_590; [L112] int __tmp_944_0; [L113] int __tmp_956_0; [L114] int __tmp_968_0; [L115] int __tmp_980_0; [L116] int __return_1001; [L117] int __tmp_1010_0; [L118] int __return_2674; [L121] int main__c1; [L122] int main__i2; [L123] main__c1 = 0 [L124] r1 = __VERIFIER_nondet_char() [L125] id1 = __VERIFIER_nondet_char() [L126] st1 = __VERIFIER_nondet_char() [L127] send1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] st2 = __VERIFIER_nondet_char() [L131] send2 = __VERIFIER_nondet_char() [L132] mode2 = __VERIFIER_nondet_bool() [L133] id3 = __VERIFIER_nondet_char() [L134] st3 = __VERIFIER_nondet_char() [L135] send3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] id4 = __VERIFIER_nondet_char() [L138] st4 = __VERIFIER_nondet_char() [L139] send4 = __VERIFIER_nondet_char() [L140] mode4 = __VERIFIER_nondet_bool() [L142] int init__tmp; [L143] COND TRUE ((int)r1) == 0 [L145] COND TRUE ((int)id1) >= 0 [L147] COND TRUE ((int)st1) == 0 [L149] COND TRUE ((int)send1) == ((int)id1) [L151] COND TRUE ((int)mode1) == 0 [L153] COND TRUE ((int)id2) >= 0 [L155] COND TRUE ((int)st2) == 0 [L157] COND TRUE ((int)send2) == ((int)id2) [L159] COND TRUE ((int)mode2) == 0 [L161] COND TRUE ((int)id3) >= 0 [L163] COND TRUE ((int)st3) == 0 [L165] COND TRUE ((int)send3) == ((int)id3) [L167] COND TRUE ((int)mode3) == 0 [L169] COND TRUE ((int)id4) >= 0 [L171] COND TRUE ((int)st4) == 0 [L173] COND TRUE ((int)send4) == ((int)id4) [L175] COND TRUE ((int)mode4) == 0 [L177] COND TRUE ((int)id1) != ((int)id2) [L179] COND TRUE ((int)id1) != ((int)id3) [L181] COND TRUE ((int)id1) != ((int)id4) [L183] COND TRUE ((int)id2) != ((int)id3) [L185] COND TRUE ((int)id2) != ((int)id4) [L187] COND TRUE ((int)id3) != ((int)id4) [L189] init__tmp = 1 [L190] __return_120 = init__tmp [L191] main__i2 = __return_120 [L192] COND TRUE main__i2 != 0 [L194] p1_old = nomsg [L195] p1_new = nomsg [L196] p2_old = nomsg [L197] p2_new = nomsg [L198] p3_old = nomsg [L199] p3_new = nomsg [L200] p4_old = nomsg [L201] p4_new = nomsg [L202] main__i2 = 0 [L203] COND TRUE main__i2 < 8 [L206] msg_t node1__m1; [L207] node1__m1 = nomsg [L208] COND FALSE !(!(mode1 == 0)) [L214] int node1____CPAchecker_TMP_0; [L215] COND TRUE send1 != nomsg [L217] COND TRUE p1_new == nomsg [L219] node1____CPAchecker_TMP_0 = send1 [L220] p1_new = node1____CPAchecker_TMP_0 [L221] mode1 = 1 [L223] msg_t node2__m2; [L224] node2__m2 = nomsg [L225] COND FALSE !(!(mode2 == 0)) [L231] int node2____CPAchecker_TMP_0; [L232] COND TRUE send2 != nomsg [L234] COND TRUE p2_new == nomsg [L236] node2____CPAchecker_TMP_0 = send2 [L237] p2_new = node2____CPAchecker_TMP_0 [L238] mode2 = 1 [L240] msg_t node3__m3; [L241] node3__m3 = nomsg [L242] COND FALSE !(!(mode3 == 0)) [L248] int node3____CPAchecker_TMP_0; [L249] COND TRUE send3 != nomsg [L251] COND TRUE p3_new == nomsg [L253] node3____CPAchecker_TMP_0 = send3 [L254] p3_new = node3____CPAchecker_TMP_0 [L255] mode3 = 1 [L257] msg_t node4__m4; [L258] node4__m4 = nomsg [L259] COND FALSE !(!(mode4 == 0)) [L265] int node4____CPAchecker_TMP_0; [L266] COND TRUE send4 != nomsg [L268] COND TRUE p4_new == nomsg [L270] node4____CPAchecker_TMP_0 = send4 [L271] p4_new = node4____CPAchecker_TMP_0 [L272] mode4 = 1 [L273] p1_old = p1_new [L274] p1_new = nomsg [L275] p2_old = p2_new [L276] p2_new = nomsg [L277] p3_old = p3_new [L278] p3_new = nomsg [L279] p4_old = p4_new [L280] p4_new = nomsg [L282] int check__tmp; [L283] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L285] COND FALSE !(((int)r1) >= 4) [L291] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L293] COND TRUE ((int)r1) < 4 [L295] check__tmp = 1 [L296] __return_800 = check__tmp [L297] main__c1 = __return_800 [L299] _Bool __tmp_1; [L300] __tmp_1 = main__c1 [L301] _Bool assert__arg; [L302] assert__arg = __tmp_1 [L303] COND FALSE !(assert__arg == 0) [L309] int main____CPAchecker_TMP_0 = main__i2; [L310] main__i2 = main__i2 + 1 [L311] COND TRUE main__i2 < 8 [L314] msg_t node1__m1; [L315] node1__m1 = nomsg [L316] COND TRUE !(mode1 == 0) [L318] r1 = (char)(((int)r1) + 1) [L319] node1__m1 = p4_old [L320] p4_old = nomsg [L321] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L534] mode1 = 0 [L536] __tmp_2410_0 = main____CPAchecker_TMP_0 [L637] main____CPAchecker_TMP_0 = __tmp_2410_0 [L639] msg_t node2__m2; [L640] node2__m2 = nomsg [L641] COND TRUE !(mode2 == 0) [L643] node2__m2 = p1_old [L644] p1_old = nomsg [L645] COND TRUE ((int)node2__m2) != ((int)nomsg) [L647] COND FALSE !(((int)node2__m2) > ((int)id2)) [L654] COND TRUE ((int)node2__m2) == ((int)id2) [L656] st2 = 1 [L657] mode2 = 0 [L659] msg_t node3__m3; [L660] node3__m3 = nomsg [L661] COND TRUE !(mode3 == 0) [L663] node3__m3 = p2_old [L664] p2_old = nomsg [L665] COND TRUE ((int)node3__m3) != ((int)nomsg) [L667] COND FALSE !(((int)node3__m3) > ((int)id3)) [L674] COND TRUE ((int)node3__m3) == ((int)id3) [L676] st3 = 1 [L677] mode3 = 0 [L679] msg_t node4__m4; [L680] node4__m4 = nomsg [L681] COND TRUE !(mode4 == 0) [L683] node4__m4 = p3_old [L684] p3_old = nomsg [L685] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L732] mode4 = 0 [L734] __tmp_2255_0 = main____CPAchecker_TMP_0 [L1213] main____CPAchecker_TMP_0 = __tmp_2255_0 [L1214] p1_old = p1_new [L1215] p1_new = nomsg [L1216] p2_old = p2_new [L1217] p2_new = nomsg [L1218] p3_old = p3_new [L1219] p3_new = nomsg [L1220] p4_old = p4_new [L1221] p4_new = nomsg [L1223] int check__tmp; [L1224] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1230] check__tmp = 0 [L1231] __return_2270 = check__tmp [L1232] main__c1 = __return_2270 [L1234] _Bool __tmp_5; [L1235] __tmp_5 = main__c1 [L1236] _Bool assert__arg; [L1237] assert__arg = __tmp_5 [L1238] COND TRUE assert__arg == 0 [L1240] __VERIFIER_error() - UnprovableResult [Line: 2850]: 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] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L45] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L49] int __return_120; [L50] int __return_800; [L51] int __tmp_2641_0; [L52] int __return_2669; [L53] int __return_786; [L54] int __tmp_2410_0; [L55] int __return_2512; [L56] int __return_772; [L57] int __tmp_2379_0; [L58] int __return_2394; [L59] int __return_758; [L60] int __tmp_2185_0; [L61] int __tmp_2255_0; [L62] int __return_2270; [L63] int __return_744; [L64] int __tmp_2125_0; [L65] int __return_2169; [L66] int __return_730; [L67] int __tmp_1960_0; [L68] int __tmp_2001_0; [L69] int __return_2045; [L70] int __return_716; [L71] int __tmp_1912_0; [L72] int __tmp_1924_0; [L73] int __return_1939; [L74] int __return_702; [L75] int __tmp_1761_0; [L76] int __tmp_1802_0; [L77] int __tmp_1814_0; [L78] int __return_1832; [L79] int __return_688; [L80] int __tmp_1664_0; [L81] int __return_1737; [L82] int __tmp_1738_0; [L83] int __return_674; [L84] int __tmp_1525_0; [L85] int __tmp_1537_0; [L86] int __return_1610; [L87] int __return_660; [L88] int __tmp_1445_0; [L89] int __tmp_1486_0; [L90] int __return_1501; [L91] int __return_646; [L92] int __tmp_1323_0; [L93] int __tmp_1335_0; [L94] int __tmp_1376_0; [L95] int __return_1394; [L96] int __return_632; [L97] int __tmp_1240_0; [L98] int __tmp_1252_0; [L99] int __return_1296; [L100] int __tmp_1305_0; [L101] int __return_618; [L102] int __tmp_1118_0; [L103] int __tmp_1130_0; [L104] int __tmp_1142_0; [L105] int __return_1189; [L106] int __return_604; [L107] int __tmp_1055_0; [L108] int __tmp_1067_0; [L109] int __tmp_1079_0; [L110] int __return_1097; [L111] int __return_590; [L112] int __tmp_944_0; [L113] int __tmp_956_0; [L114] int __tmp_968_0; [L115] int __tmp_980_0; [L116] int __return_1001; [L117] int __tmp_1010_0; [L118] int __return_2674; [L121] int main__c1; [L122] int main__i2; [L123] main__c1 = 0 [L124] r1 = __VERIFIER_nondet_char() [L125] id1 = __VERIFIER_nondet_char() [L126] st1 = __VERIFIER_nondet_char() [L127] send1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] st2 = __VERIFIER_nondet_char() [L131] send2 = __VERIFIER_nondet_char() [L132] mode2 = __VERIFIER_nondet_bool() [L133] id3 = __VERIFIER_nondet_char() [L134] st3 = __VERIFIER_nondet_char() [L135] send3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] id4 = __VERIFIER_nondet_char() [L138] st4 = __VERIFIER_nondet_char() [L139] send4 = __VERIFIER_nondet_char() [L140] mode4 = __VERIFIER_nondet_bool() [L142] int init__tmp; [L143] COND TRUE ((int)r1) == 0 [L145] COND TRUE ((int)id1) >= 0 [L147] COND TRUE ((int)st1) == 0 [L149] COND TRUE ((int)send1) == ((int)id1) [L151] COND TRUE ((int)mode1) == 0 [L153] COND TRUE ((int)id2) >= 0 [L155] COND TRUE ((int)st2) == 0 [L157] COND TRUE ((int)send2) == ((int)id2) [L159] COND TRUE ((int)mode2) == 0 [L161] COND TRUE ((int)id3) >= 0 [L163] COND TRUE ((int)st3) == 0 [L165] COND TRUE ((int)send3) == ((int)id3) [L167] COND TRUE ((int)mode3) == 0 [L169] COND TRUE ((int)id4) >= 0 [L171] COND TRUE ((int)st4) == 0 [L173] COND TRUE ((int)send4) == ((int)id4) [L175] COND TRUE ((int)mode4) == 0 [L177] COND TRUE ((int)id1) != ((int)id2) [L179] COND TRUE ((int)id1) != ((int)id3) [L181] COND TRUE ((int)id1) != ((int)id4) [L183] COND TRUE ((int)id2) != ((int)id3) [L185] COND TRUE ((int)id2) != ((int)id4) [L187] COND TRUE ((int)id3) != ((int)id4) [L189] init__tmp = 1 [L190] __return_120 = init__tmp [L191] main__i2 = __return_120 [L192] COND TRUE main__i2 != 0 [L194] p1_old = nomsg [L195] p1_new = nomsg [L196] p2_old = nomsg [L197] p2_new = nomsg [L198] p3_old = nomsg [L199] p3_new = nomsg [L200] p4_old = nomsg [L201] p4_new = nomsg [L202] main__i2 = 0 [L203] COND TRUE main__i2 < 8 [L206] msg_t node1__m1; [L207] node1__m1 = nomsg [L208] COND FALSE !(!(mode1 == 0)) [L214] int node1____CPAchecker_TMP_0; [L215] COND TRUE send1 != nomsg [L217] COND TRUE p1_new == nomsg [L219] node1____CPAchecker_TMP_0 = send1 [L220] p1_new = node1____CPAchecker_TMP_0 [L221] mode1 = 1 [L223] msg_t node2__m2; [L224] node2__m2 = nomsg [L225] COND FALSE !(!(mode2 == 0)) [L231] int node2____CPAchecker_TMP_0; [L232] COND TRUE send2 != nomsg [L234] COND TRUE p2_new == nomsg [L236] node2____CPAchecker_TMP_0 = send2 [L237] p2_new = node2____CPAchecker_TMP_0 [L238] mode2 = 1 [L240] msg_t node3__m3; [L241] node3__m3 = nomsg [L242] COND FALSE !(!(mode3 == 0)) [L248] int node3____CPAchecker_TMP_0; [L249] COND TRUE send3 != nomsg [L251] COND TRUE p3_new == nomsg [L253] node3____CPAchecker_TMP_0 = send3 [L254] p3_new = node3____CPAchecker_TMP_0 [L255] mode3 = 1 [L257] msg_t node4__m4; [L258] node4__m4 = nomsg [L259] COND FALSE !(!(mode4 == 0)) [L265] int node4____CPAchecker_TMP_0; [L266] COND TRUE send4 != nomsg [L268] COND TRUE p4_new == nomsg [L270] node4____CPAchecker_TMP_0 = send4 [L271] p4_new = node4____CPAchecker_TMP_0 [L272] mode4 = 1 [L273] p1_old = p1_new [L274] p1_new = nomsg [L275] p2_old = p2_new [L276] p2_new = nomsg [L277] p3_old = p3_new [L278] p3_new = nomsg [L279] p4_old = p4_new [L280] p4_new = nomsg [L282] int check__tmp; [L283] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L285] COND FALSE !(((int)r1) >= 4) [L291] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L293] COND TRUE ((int)r1) < 4 [L295] check__tmp = 1 [L296] __return_800 = check__tmp [L297] main__c1 = __return_800 [L299] _Bool __tmp_1; [L300] __tmp_1 = main__c1 [L301] _Bool assert__arg; [L302] assert__arg = __tmp_1 [L303] COND FALSE !(assert__arg == 0) [L309] int main____CPAchecker_TMP_0 = main__i2; [L310] main__i2 = main__i2 + 1 [L311] COND TRUE main__i2 < 8 [L314] msg_t node1__m1; [L315] node1__m1 = nomsg [L316] COND TRUE !(mode1 == 0) [L318] r1 = (char)(((int)r1) + 1) [L319] node1__m1 = p4_old [L320] p4_old = nomsg [L321] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L534] mode1 = 0 [L536] __tmp_2410_0 = main____CPAchecker_TMP_0 [L637] main____CPAchecker_TMP_0 = __tmp_2410_0 [L639] msg_t node2__m2; [L640] node2__m2 = nomsg [L641] COND TRUE !(mode2 == 0) [L643] node2__m2 = p1_old [L644] p1_old = nomsg [L645] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L776] mode2 = 0 [L778] __tmp_1537_0 = main____CPAchecker_TMP_0 [L2783] main____CPAchecker_TMP_0 = __tmp_1537_0 [L2785] msg_t node3__m3; [L2786] node3__m3 = nomsg [L2787] COND TRUE !(mode3 == 0) [L2789] node3__m3 = p2_old [L2790] p2_old = nomsg [L2791] COND TRUE ((int)node3__m3) != ((int)nomsg) [L2793] COND FALSE !(((int)node3__m3) > ((int)id3)) [L2800] COND TRUE ((int)node3__m3) == ((int)id3) [L2802] st3 = 1 [L2803] mode3 = 0 [L2805] msg_t node4__m4; [L2806] node4__m4 = nomsg [L2807] COND TRUE !(mode4 == 0) [L2809] node4__m4 = p3_old [L2810] p3_old = nomsg [L2811] COND TRUE ((int)node4__m4) != ((int)nomsg) [L2813] COND FALSE !(((int)node4__m4) > ((int)id4)) [L2820] COND TRUE ((int)node4__m4) == ((int)id4) [L2822] st4 = 1 [L2823] mode4 = 0 [L2824] p1_old = p1_new [L2825] p1_new = nomsg [L2826] p2_old = p2_new [L2827] p2_new = nomsg [L2828] p3_old = p3_new [L2829] p3_new = nomsg [L2830] p4_old = p4_new [L2831] p4_new = nomsg [L2833] int check__tmp; [L2834] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2840] check__tmp = 0 [L2841] __return_1610 = check__tmp [L2842] main__c1 = __return_1610 [L2844] _Bool __tmp_16; [L2845] __tmp_16 = main__c1 [L2846] _Bool assert__arg; [L2847] assert__arg = __tmp_16 [L2848] COND TRUE assert__arg == 0 [L2850] __VERIFIER_error() - UnprovableResult [Line: 3115]: 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] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L45] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L49] int __return_120; [L50] int __return_800; [L51] int __tmp_2641_0; [L52] int __return_2669; [L53] int __return_786; [L54] int __tmp_2410_0; [L55] int __return_2512; [L56] int __return_772; [L57] int __tmp_2379_0; [L58] int __return_2394; [L59] int __return_758; [L60] int __tmp_2185_0; [L61] int __tmp_2255_0; [L62] int __return_2270; [L63] int __return_744; [L64] int __tmp_2125_0; [L65] int __return_2169; [L66] int __return_730; [L67] int __tmp_1960_0; [L68] int __tmp_2001_0; [L69] int __return_2045; [L70] int __return_716; [L71] int __tmp_1912_0; [L72] int __tmp_1924_0; [L73] int __return_1939; [L74] int __return_702; [L75] int __tmp_1761_0; [L76] int __tmp_1802_0; [L77] int __tmp_1814_0; [L78] int __return_1832; [L79] int __return_688; [L80] int __tmp_1664_0; [L81] int __return_1737; [L82] int __tmp_1738_0; [L83] int __return_674; [L84] int __tmp_1525_0; [L85] int __tmp_1537_0; [L86] int __return_1610; [L87] int __return_660; [L88] int __tmp_1445_0; [L89] int __tmp_1486_0; [L90] int __return_1501; [L91] int __return_646; [L92] int __tmp_1323_0; [L93] int __tmp_1335_0; [L94] int __tmp_1376_0; [L95] int __return_1394; [L96] int __return_632; [L97] int __tmp_1240_0; [L98] int __tmp_1252_0; [L99] int __return_1296; [L100] int __tmp_1305_0; [L101] int __return_618; [L102] int __tmp_1118_0; [L103] int __tmp_1130_0; [L104] int __tmp_1142_0; [L105] int __return_1189; [L106] int __return_604; [L107] int __tmp_1055_0; [L108] int __tmp_1067_0; [L109] int __tmp_1079_0; [L110] int __return_1097; [L111] int __return_590; [L112] int __tmp_944_0; [L113] int __tmp_956_0; [L114] int __tmp_968_0; [L115] int __tmp_980_0; [L116] int __return_1001; [L117] int __tmp_1010_0; [L118] int __return_2674; [L121] int main__c1; [L122] int main__i2; [L123] main__c1 = 0 [L124] r1 = __VERIFIER_nondet_char() [L125] id1 = __VERIFIER_nondet_char() [L126] st1 = __VERIFIER_nondet_char() [L127] send1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] st2 = __VERIFIER_nondet_char() [L131] send2 = __VERIFIER_nondet_char() [L132] mode2 = __VERIFIER_nondet_bool() [L133] id3 = __VERIFIER_nondet_char() [L134] st3 = __VERIFIER_nondet_char() [L135] send3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] id4 = __VERIFIER_nondet_char() [L138] st4 = __VERIFIER_nondet_char() [L139] send4 = __VERIFIER_nondet_char() [L140] mode4 = __VERIFIER_nondet_bool() [L142] int init__tmp; [L143] COND TRUE ((int)r1) == 0 [L145] COND TRUE ((int)id1) >= 0 [L147] COND TRUE ((int)st1) == 0 [L149] COND TRUE ((int)send1) == ((int)id1) [L151] COND TRUE ((int)mode1) == 0 [L153] COND TRUE ((int)id2) >= 0 [L155] COND TRUE ((int)st2) == 0 [L157] COND TRUE ((int)send2) == ((int)id2) [L159] COND TRUE ((int)mode2) == 0 [L161] COND TRUE ((int)id3) >= 0 [L163] COND TRUE ((int)st3) == 0 [L165] COND TRUE ((int)send3) == ((int)id3) [L167] COND TRUE ((int)mode3) == 0 [L169] COND TRUE ((int)id4) >= 0 [L171] COND TRUE ((int)st4) == 0 [L173] COND TRUE ((int)send4) == ((int)id4) [L175] COND TRUE ((int)mode4) == 0 [L177] COND TRUE ((int)id1) != ((int)id2) [L179] COND TRUE ((int)id1) != ((int)id3) [L181] COND TRUE ((int)id1) != ((int)id4) [L183] COND TRUE ((int)id2) != ((int)id3) [L185] COND TRUE ((int)id2) != ((int)id4) [L187] COND TRUE ((int)id3) != ((int)id4) [L189] init__tmp = 1 [L190] __return_120 = init__tmp [L191] main__i2 = __return_120 [L192] COND TRUE main__i2 != 0 [L194] p1_old = nomsg [L195] p1_new = nomsg [L196] p2_old = nomsg [L197] p2_new = nomsg [L198] p3_old = nomsg [L199] p3_new = nomsg [L200] p4_old = nomsg [L201] p4_new = nomsg [L202] main__i2 = 0 [L203] COND TRUE main__i2 < 8 [L206] msg_t node1__m1; [L207] node1__m1 = nomsg [L208] COND FALSE !(!(mode1 == 0)) [L214] int node1____CPAchecker_TMP_0; [L215] COND TRUE send1 != nomsg [L217] COND TRUE p1_new == nomsg [L219] node1____CPAchecker_TMP_0 = send1 [L220] p1_new = node1____CPAchecker_TMP_0 [L221] mode1 = 1 [L223] msg_t node2__m2; [L224] node2__m2 = nomsg [L225] COND FALSE !(!(mode2 == 0)) [L231] int node2____CPAchecker_TMP_0; [L232] COND TRUE send2 != nomsg [L234] COND TRUE p2_new == nomsg [L236] node2____CPAchecker_TMP_0 = send2 [L237] p2_new = node2____CPAchecker_TMP_0 [L238] mode2 = 1 [L240] msg_t node3__m3; [L241] node3__m3 = nomsg [L242] COND FALSE !(!(mode3 == 0)) [L248] int node3____CPAchecker_TMP_0; [L249] COND TRUE send3 != nomsg [L251] COND TRUE p3_new == nomsg [L253] node3____CPAchecker_TMP_0 = send3 [L254] p3_new = node3____CPAchecker_TMP_0 [L255] mode3 = 1 [L257] msg_t node4__m4; [L258] node4__m4 = nomsg [L259] COND FALSE !(!(mode4 == 0)) [L265] int node4____CPAchecker_TMP_0; [L266] COND TRUE send4 != nomsg [L268] COND TRUE p4_new == nomsg [L270] node4____CPAchecker_TMP_0 = send4 [L271] p4_new = node4____CPAchecker_TMP_0 [L272] mode4 = 1 [L273] p1_old = p1_new [L274] p1_new = nomsg [L275] p2_old = p2_new [L276] p2_new = nomsg [L277] p3_old = p3_new [L278] p3_new = nomsg [L279] p4_old = p4_new [L280] p4_new = nomsg [L282] int check__tmp; [L283] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L285] COND FALSE !(((int)r1) >= 4) [L291] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L293] COND TRUE ((int)r1) < 4 [L295] check__tmp = 1 [L296] __return_800 = check__tmp [L297] main__c1 = __return_800 [L299] _Bool __tmp_1; [L300] __tmp_1 = main__c1 [L301] _Bool assert__arg; [L302] assert__arg = __tmp_1 [L303] COND FALSE !(assert__arg == 0) [L309] int main____CPAchecker_TMP_0 = main__i2; [L310] main__i2 = main__i2 + 1 [L311] COND TRUE main__i2 < 8 [L314] msg_t node1__m1; [L315] node1__m1 = nomsg [L316] COND TRUE !(mode1 == 0) [L318] r1 = (char)(((int)r1) + 1) [L319] node1__m1 = p4_old [L320] p4_old = nomsg [L321] COND TRUE ((int)node1__m1) != ((int)nomsg) [L323] COND FALSE !(((int)node1__m1) > ((int)id1)) [L330] COND TRUE ((int)node1__m1) == ((int)id1) [L332] st1 = 1 [L333] mode1 = 0 [L335] msg_t node2__m2; [L336] node2__m2 = nomsg [L337] COND TRUE !(mode2 == 0) [L339] node2__m2 = p1_old [L340] p1_old = nomsg [L341] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L511] mode2 = 0 [L513] __tmp_1664_0 = main____CPAchecker_TMP_0 [L2519] main____CPAchecker_TMP_0 = __tmp_1664_0 [L2521] msg_t node3__m3; [L2522] node3__m3 = nomsg [L2523] COND TRUE !(mode3 == 0) [L2525] node3__m3 = p2_old [L2526] p2_old = nomsg [L2527] COND TRUE ((int)node3__m3) != ((int)nomsg) [L2529] COND FALSE !(((int)node3__m3) > ((int)id3)) [L2536] COND TRUE ((int)node3__m3) == ((int)id3) [L2538] st3 = 1 [L2539] mode3 = 0 [L2541] msg_t node4__m4; [L2542] node4__m4 = nomsg [L2543] COND TRUE !(mode4 == 0) [L2545] node4__m4 = p3_old [L2546] p3_old = nomsg [L2547] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L2611] mode4 = 0 [L2613] __tmp_1486_0 = main____CPAchecker_TMP_0 [L3088] main____CPAchecker_TMP_0 = __tmp_1486_0 [L3089] p1_old = p1_new [L3090] p1_new = nomsg [L3091] p2_old = p2_new [L3092] p2_new = nomsg [L3093] p3_old = p3_new [L3094] p3_new = nomsg [L3095] p4_old = p4_new [L3096] p4_new = nomsg [L3098] int check__tmp; [L3099] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3105] check__tmp = 0 [L3106] __return_1501 = check__tmp [L3107] main__c1 = __return_1501 [L3109] _Bool __tmp_18; [L3110] __tmp_18 = main__c1 [L3111] _Bool assert__arg; [L3112] assert__arg = __tmp_18 [L3113] COND TRUE assert__arg == 0 [L3115] __VERIFIER_error() - UnprovableResult [Line: 3641]: 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] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L45] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L49] int __return_120; [L50] int __return_800; [L51] int __tmp_2641_0; [L52] int __return_2669; [L53] int __return_786; [L54] int __tmp_2410_0; [L55] int __return_2512; [L56] int __return_772; [L57] int __tmp_2379_0; [L58] int __return_2394; [L59] int __return_758; [L60] int __tmp_2185_0; [L61] int __tmp_2255_0; [L62] int __return_2270; [L63] int __return_744; [L64] int __tmp_2125_0; [L65] int __return_2169; [L66] int __return_730; [L67] int __tmp_1960_0; [L68] int __tmp_2001_0; [L69] int __return_2045; [L70] int __return_716; [L71] int __tmp_1912_0; [L72] int __tmp_1924_0; [L73] int __return_1939; [L74] int __return_702; [L75] int __tmp_1761_0; [L76] int __tmp_1802_0; [L77] int __tmp_1814_0; [L78] int __return_1832; [L79] int __return_688; [L80] int __tmp_1664_0; [L81] int __return_1737; [L82] int __tmp_1738_0; [L83] int __return_674; [L84] int __tmp_1525_0; [L85] int __tmp_1537_0; [L86] int __return_1610; [L87] int __return_660; [L88] int __tmp_1445_0; [L89] int __tmp_1486_0; [L90] int __return_1501; [L91] int __return_646; [L92] int __tmp_1323_0; [L93] int __tmp_1335_0; [L94] int __tmp_1376_0; [L95] int __return_1394; [L96] int __return_632; [L97] int __tmp_1240_0; [L98] int __tmp_1252_0; [L99] int __return_1296; [L100] int __tmp_1305_0; [L101] int __return_618; [L102] int __tmp_1118_0; [L103] int __tmp_1130_0; [L104] int __tmp_1142_0; [L105] int __return_1189; [L106] int __return_604; [L107] int __tmp_1055_0; [L108] int __tmp_1067_0; [L109] int __tmp_1079_0; [L110] int __return_1097; [L111] int __return_590; [L112] int __tmp_944_0; [L113] int __tmp_956_0; [L114] int __tmp_968_0; [L115] int __tmp_980_0; [L116] int __return_1001; [L117] int __tmp_1010_0; [L118] int __return_2674; [L121] int main__c1; [L122] int main__i2; [L123] main__c1 = 0 [L124] r1 = __VERIFIER_nondet_char() [L125] id1 = __VERIFIER_nondet_char() [L126] st1 = __VERIFIER_nondet_char() [L127] send1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] st2 = __VERIFIER_nondet_char() [L131] send2 = __VERIFIER_nondet_char() [L132] mode2 = __VERIFIER_nondet_bool() [L133] id3 = __VERIFIER_nondet_char() [L134] st3 = __VERIFIER_nondet_char() [L135] send3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] id4 = __VERIFIER_nondet_char() [L138] st4 = __VERIFIER_nondet_char() [L139] send4 = __VERIFIER_nondet_char() [L140] mode4 = __VERIFIER_nondet_bool() [L142] int init__tmp; [L143] COND TRUE ((int)r1) == 0 [L145] COND TRUE ((int)id1) >= 0 [L147] COND TRUE ((int)st1) == 0 [L149] COND TRUE ((int)send1) == ((int)id1) [L151] COND TRUE ((int)mode1) == 0 [L153] COND TRUE ((int)id2) >= 0 [L155] COND TRUE ((int)st2) == 0 [L157] COND TRUE ((int)send2) == ((int)id2) [L159] COND TRUE ((int)mode2) == 0 [L161] COND TRUE ((int)id3) >= 0 [L163] COND TRUE ((int)st3) == 0 [L165] COND TRUE ((int)send3) == ((int)id3) [L167] COND TRUE ((int)mode3) == 0 [L169] COND TRUE ((int)id4) >= 0 [L171] COND TRUE ((int)st4) == 0 [L173] COND TRUE ((int)send4) == ((int)id4) [L175] COND TRUE ((int)mode4) == 0 [L177] COND TRUE ((int)id1) != ((int)id2) [L179] COND TRUE ((int)id1) != ((int)id3) [L181] COND TRUE ((int)id1) != ((int)id4) [L183] COND TRUE ((int)id2) != ((int)id3) [L185] COND TRUE ((int)id2) != ((int)id4) [L187] COND TRUE ((int)id3) != ((int)id4) [L189] init__tmp = 1 [L190] __return_120 = init__tmp [L191] main__i2 = __return_120 [L192] COND TRUE main__i2 != 0 [L194] p1_old = nomsg [L195] p1_new = nomsg [L196] p2_old = nomsg [L197] p2_new = nomsg [L198] p3_old = nomsg [L199] p3_new = nomsg [L200] p4_old = nomsg [L201] p4_new = nomsg [L202] main__i2 = 0 [L203] COND TRUE main__i2 < 8 [L206] msg_t node1__m1; [L207] node1__m1 = nomsg [L208] COND FALSE !(!(mode1 == 0)) [L214] int node1____CPAchecker_TMP_0; [L215] COND TRUE send1 != nomsg [L217] COND TRUE p1_new == nomsg [L219] node1____CPAchecker_TMP_0 = send1 [L220] p1_new = node1____CPAchecker_TMP_0 [L221] mode1 = 1 [L223] msg_t node2__m2; [L224] node2__m2 = nomsg [L225] COND FALSE !(!(mode2 == 0)) [L231] int node2____CPAchecker_TMP_0; [L232] COND TRUE send2 != nomsg [L234] COND TRUE p2_new == nomsg [L236] node2____CPAchecker_TMP_0 = send2 [L237] p2_new = node2____CPAchecker_TMP_0 [L238] mode2 = 1 [L240] msg_t node3__m3; [L241] node3__m3 = nomsg [L242] COND FALSE !(!(mode3 == 0)) [L248] int node3____CPAchecker_TMP_0; [L249] COND TRUE send3 != nomsg [L251] COND TRUE p3_new == nomsg [L253] node3____CPAchecker_TMP_0 = send3 [L254] p3_new = node3____CPAchecker_TMP_0 [L255] mode3 = 1 [L257] msg_t node4__m4; [L258] node4__m4 = nomsg [L259] COND FALSE !(!(mode4 == 0)) [L265] int node4____CPAchecker_TMP_0; [L266] COND TRUE send4 != nomsg [L268] COND TRUE p4_new == nomsg [L270] node4____CPAchecker_TMP_0 = send4 [L271] p4_new = node4____CPAchecker_TMP_0 [L272] mode4 = 1 [L273] p1_old = p1_new [L274] p1_new = nomsg [L275] p2_old = p2_new [L276] p2_new = nomsg [L277] p3_old = p3_new [L278] p3_new = nomsg [L279] p4_old = p4_new [L280] p4_new = nomsg [L282] int check__tmp; [L283] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L285] COND FALSE !(((int)r1) >= 4) [L291] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L293] COND TRUE ((int)r1) < 4 [L295] check__tmp = 1 [L296] __return_800 = check__tmp [L297] main__c1 = __return_800 [L299] _Bool __tmp_1; [L300] __tmp_1 = main__c1 [L301] _Bool assert__arg; [L302] assert__arg = __tmp_1 [L303] COND FALSE !(assert__arg == 0) [L309] int main____CPAchecker_TMP_0 = main__i2; [L310] main__i2 = main__i2 + 1 [L311] COND TRUE main__i2 < 8 [L314] msg_t node1__m1; [L315] node1__m1 = nomsg [L316] COND TRUE !(mode1 == 0) [L318] r1 = (char)(((int)r1) + 1) [L319] node1__m1 = p4_old [L320] p4_old = nomsg [L321] COND TRUE ((int)node1__m1) != ((int)nomsg) [L323] COND FALSE !(((int)node1__m1) > ((int)id1)) [L330] COND TRUE ((int)node1__m1) == ((int)id1) [L332] st1 = 1 [L333] mode1 = 0 [L335] msg_t node2__m2; [L336] node2__m2 = nomsg [L337] COND TRUE !(mode2 == 0) [L339] node2__m2 = p1_old [L340] p1_old = nomsg [L341] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L511] mode2 = 0 [L513] __tmp_1664_0 = main____CPAchecker_TMP_0 [L2519] main____CPAchecker_TMP_0 = __tmp_1664_0 [L2521] msg_t node3__m3; [L2522] node3__m3 = nomsg [L2523] COND TRUE !(mode3 == 0) [L2525] node3__m3 = p2_old [L2526] p2_old = nomsg [L2527] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L2633] mode3 = 0 [L2635] __tmp_1252_0 = main____CPAchecker_TMP_0 [L3594] main____CPAchecker_TMP_0 = __tmp_1252_0 [L3596] msg_t node4__m4; [L3597] node4__m4 = nomsg [L3598] COND TRUE !(mode4 == 0) [L3600] node4__m4 = p3_old [L3601] p3_old = nomsg [L3602] COND TRUE ((int)node4__m4) != ((int)nomsg) [L3604] COND FALSE !(((int)node4__m4) > ((int)id4)) [L3611] COND TRUE ((int)node4__m4) == ((int)id4) [L3613] st4 = 1 [L3614] mode4 = 0 [L3615] p1_old = p1_new [L3616] p1_new = nomsg [L3617] p2_old = p2_new [L3618] p2_new = nomsg [L3619] p3_old = p3_new [L3620] p3_new = nomsg [L3621] p4_old = p4_new [L3622] p4_new = nomsg [L3624] int check__tmp; [L3625] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3631] check__tmp = 0 [L3632] __return_1296 = check__tmp [L3633] main__c1 = __return_1296 [L3635] _Bool __tmp_22; [L3636] __tmp_22 = main__c1 [L3637] _Bool assert__arg; [L3638] assert__arg = __tmp_22 [L3639] COND TRUE assert__arg == 0 [L3641] __VERIFIER_error() - UnprovableResult [Line: 2038]: 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] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L45] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L49] int __return_120; [L50] int __return_800; [L51] int __tmp_2641_0; [L52] int __return_2669; [L53] int __return_786; [L54] int __tmp_2410_0; [L55] int __return_2512; [L56] int __return_772; [L57] int __tmp_2379_0; [L58] int __return_2394; [L59] int __return_758; [L60] int __tmp_2185_0; [L61] int __tmp_2255_0; [L62] int __return_2270; [L63] int __return_744; [L64] int __tmp_2125_0; [L65] int __return_2169; [L66] int __return_730; [L67] int __tmp_1960_0; [L68] int __tmp_2001_0; [L69] int __return_2045; [L70] int __return_716; [L71] int __tmp_1912_0; [L72] int __tmp_1924_0; [L73] int __return_1939; [L74] int __return_702; [L75] int __tmp_1761_0; [L76] int __tmp_1802_0; [L77] int __tmp_1814_0; [L78] int __return_1832; [L79] int __return_688; [L80] int __tmp_1664_0; [L81] int __return_1737; [L82] int __tmp_1738_0; [L83] int __return_674; [L84] int __tmp_1525_0; [L85] int __tmp_1537_0; [L86] int __return_1610; [L87] int __return_660; [L88] int __tmp_1445_0; [L89] int __tmp_1486_0; [L90] int __return_1501; [L91] int __return_646; [L92] int __tmp_1323_0; [L93] int __tmp_1335_0; [L94] int __tmp_1376_0; [L95] int __return_1394; [L96] int __return_632; [L97] int __tmp_1240_0; [L98] int __tmp_1252_0; [L99] int __return_1296; [L100] int __tmp_1305_0; [L101] int __return_618; [L102] int __tmp_1118_0; [L103] int __tmp_1130_0; [L104] int __tmp_1142_0; [L105] int __return_1189; [L106] int __return_604; [L107] int __tmp_1055_0; [L108] int __tmp_1067_0; [L109] int __tmp_1079_0; [L110] int __return_1097; [L111] int __return_590; [L112] int __tmp_944_0; [L113] int __tmp_956_0; [L114] int __tmp_968_0; [L115] int __tmp_980_0; [L116] int __return_1001; [L117] int __tmp_1010_0; [L118] int __return_2674; [L121] int main__c1; [L122] int main__i2; [L123] main__c1 = 0 [L124] r1 = __VERIFIER_nondet_char() [L125] id1 = __VERIFIER_nondet_char() [L126] st1 = __VERIFIER_nondet_char() [L127] send1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] st2 = __VERIFIER_nondet_char() [L131] send2 = __VERIFIER_nondet_char() [L132] mode2 = __VERIFIER_nondet_bool() [L133] id3 = __VERIFIER_nondet_char() [L134] st3 = __VERIFIER_nondet_char() [L135] send3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] id4 = __VERIFIER_nondet_char() [L138] st4 = __VERIFIER_nondet_char() [L139] send4 = __VERIFIER_nondet_char() [L140] mode4 = __VERIFIER_nondet_bool() [L142] int init__tmp; [L143] COND TRUE ((int)r1) == 0 [L145] COND TRUE ((int)id1) >= 0 [L147] COND TRUE ((int)st1) == 0 [L149] COND TRUE ((int)send1) == ((int)id1) [L151] COND TRUE ((int)mode1) == 0 [L153] COND TRUE ((int)id2) >= 0 [L155] COND TRUE ((int)st2) == 0 [L157] COND TRUE ((int)send2) == ((int)id2) [L159] COND TRUE ((int)mode2) == 0 [L161] COND TRUE ((int)id3) >= 0 [L163] COND TRUE ((int)st3) == 0 [L165] COND TRUE ((int)send3) == ((int)id3) [L167] COND TRUE ((int)mode3) == 0 [L169] COND TRUE ((int)id4) >= 0 [L171] COND TRUE ((int)st4) == 0 [L173] COND TRUE ((int)send4) == ((int)id4) [L175] COND TRUE ((int)mode4) == 0 [L177] COND TRUE ((int)id1) != ((int)id2) [L179] COND TRUE ((int)id1) != ((int)id3) [L181] COND TRUE ((int)id1) != ((int)id4) [L183] COND TRUE ((int)id2) != ((int)id3) [L185] COND TRUE ((int)id2) != ((int)id4) [L187] COND TRUE ((int)id3) != ((int)id4) [L189] init__tmp = 1 [L190] __return_120 = init__tmp [L191] main__i2 = __return_120 [L192] COND TRUE main__i2 != 0 [L194] p1_old = nomsg [L195] p1_new = nomsg [L196] p2_old = nomsg [L197] p2_new = nomsg [L198] p3_old = nomsg [L199] p3_new = nomsg [L200] p4_old = nomsg [L201] p4_new = nomsg [L202] main__i2 = 0 [L203] COND TRUE main__i2 < 8 [L206] msg_t node1__m1; [L207] node1__m1 = nomsg [L208] COND FALSE !(!(mode1 == 0)) [L214] int node1____CPAchecker_TMP_0; [L215] COND TRUE send1 != nomsg [L217] COND TRUE p1_new == nomsg [L219] node1____CPAchecker_TMP_0 = send1 [L220] p1_new = node1____CPAchecker_TMP_0 [L221] mode1 = 1 [L223] msg_t node2__m2; [L224] node2__m2 = nomsg [L225] COND FALSE !(!(mode2 == 0)) [L231] int node2____CPAchecker_TMP_0; [L232] COND TRUE send2 != nomsg [L234] COND TRUE p2_new == nomsg [L236] node2____CPAchecker_TMP_0 = send2 [L237] p2_new = node2____CPAchecker_TMP_0 [L238] mode2 = 1 [L240] msg_t node3__m3; [L241] node3__m3 = nomsg [L242] COND FALSE !(!(mode3 == 0)) [L248] int node3____CPAchecker_TMP_0; [L249] COND TRUE send3 != nomsg [L251] COND TRUE p3_new == nomsg [L253] node3____CPAchecker_TMP_0 = send3 [L254] p3_new = node3____CPAchecker_TMP_0 [L255] mode3 = 1 [L257] msg_t node4__m4; [L258] node4__m4 = nomsg [L259] COND FALSE !(!(mode4 == 0)) [L265] int node4____CPAchecker_TMP_0; [L266] COND TRUE send4 != nomsg [L268] COND TRUE p4_new == nomsg [L270] node4____CPAchecker_TMP_0 = send4 [L271] p4_new = node4____CPAchecker_TMP_0 [L272] mode4 = 1 [L273] p1_old = p1_new [L274] p1_new = nomsg [L275] p2_old = p2_new [L276] p2_new = nomsg [L277] p3_old = p3_new [L278] p3_new = nomsg [L279] p4_old = p4_new [L280] p4_new = nomsg [L282] int check__tmp; [L283] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L285] COND FALSE !(((int)r1) >= 4) [L291] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L293] COND TRUE ((int)r1) < 4 [L295] check__tmp = 1 [L296] __return_800 = check__tmp [L297] main__c1 = __return_800 [L299] _Bool __tmp_1; [L300] __tmp_1 = main__c1 [L301] _Bool assert__arg; [L302] assert__arg = __tmp_1 [L303] COND FALSE !(assert__arg == 0) [L309] int main____CPAchecker_TMP_0 = main__i2; [L310] main__i2 = main__i2 + 1 [L311] COND TRUE main__i2 < 8 [L314] msg_t node1__m1; [L315] node1__m1 = nomsg [L316] COND TRUE !(mode1 == 0) [L318] r1 = (char)(((int)r1) + 1) [L319] node1__m1 = p4_old [L320] p4_old = nomsg [L321] COND TRUE ((int)node1__m1) != ((int)nomsg) [L323] COND FALSE !(((int)node1__m1) > ((int)id1)) [L330] COND TRUE ((int)node1__m1) == ((int)id1) [L332] st1 = 1 [L333] mode1 = 0 [L335] msg_t node2__m2; [L336] node2__m2 = nomsg [L337] COND TRUE !(mode2 == 0) [L339] node2__m2 = p1_old [L340] p1_old = nomsg [L341] COND TRUE ((int)node2__m2) != ((int)nomsg) [L343] COND FALSE !(((int)node2__m2) > ((int)id2)) [L350] COND TRUE ((int)node2__m2) == ((int)id2) [L352] st2 = 1 [L353] mode2 = 0 [L355] msg_t node3__m3; [L356] node3__m3 = nomsg [L357] COND TRUE !(mode3 == 0) [L359] node3__m3 = p2_old [L360] p2_old = nomsg [L361] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L489] mode3 = 0 [L491] __tmp_2125_0 = main____CPAchecker_TMP_0 [L1480] main____CPAchecker_TMP_0 = __tmp_2125_0 [L1482] msg_t node4__m4; [L1483] node4__m4 = nomsg [L1484] COND TRUE !(mode4 == 0) [L1486] node4__m4 = p3_old [L1487] p3_old = nomsg [L1488] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L1535] mode4 = 0 [L1537] __tmp_1924_0 = main____CPAchecker_TMP_0 [L2011] main____CPAchecker_TMP_0 = __tmp_1924_0 [L2012] p1_old = p1_new [L2013] p1_new = nomsg [L2014] p2_old = p2_new [L2015] p2_new = nomsg [L2016] p3_old = p3_new [L2017] p3_new = nomsg [L2018] p4_old = p4_new [L2019] p4_new = nomsg [L2021] int check__tmp; [L2022] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2028] check__tmp = 0 [L2029] __return_1939 = check__tmp [L2030] main__c1 = __return_1939 [L2032] _Bool __tmp_10; [L2033] __tmp_10 = main__c1 [L2034] _Bool assert__arg; [L2035] assert__arg = __tmp_10 [L2036] COND TRUE assert__arg == 0 [L2038] __VERIFIER_error() - UnprovableResult [Line: 2589]: 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] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L45] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L49] int __return_120; [L50] int __return_800; [L51] int __tmp_2641_0; [L52] int __return_2669; [L53] int __return_786; [L54] int __tmp_2410_0; [L55] int __return_2512; [L56] int __return_772; [L57] int __tmp_2379_0; [L58] int __return_2394; [L59] int __return_758; [L60] int __tmp_2185_0; [L61] int __tmp_2255_0; [L62] int __return_2270; [L63] int __return_744; [L64] int __tmp_2125_0; [L65] int __return_2169; [L66] int __return_730; [L67] int __tmp_1960_0; [L68] int __tmp_2001_0; [L69] int __return_2045; [L70] int __return_716; [L71] int __tmp_1912_0; [L72] int __tmp_1924_0; [L73] int __return_1939; [L74] int __return_702; [L75] int __tmp_1761_0; [L76] int __tmp_1802_0; [L77] int __tmp_1814_0; [L78] int __return_1832; [L79] int __return_688; [L80] int __tmp_1664_0; [L81] int __return_1737; [L82] int __tmp_1738_0; [L83] int __return_674; [L84] int __tmp_1525_0; [L85] int __tmp_1537_0; [L86] int __return_1610; [L87] int __return_660; [L88] int __tmp_1445_0; [L89] int __tmp_1486_0; [L90] int __return_1501; [L91] int __return_646; [L92] int __tmp_1323_0; [L93] int __tmp_1335_0; [L94] int __tmp_1376_0; [L95] int __return_1394; [L96] int __return_632; [L97] int __tmp_1240_0; [L98] int __tmp_1252_0; [L99] int __return_1296; [L100] int __tmp_1305_0; [L101] int __return_618; [L102] int __tmp_1118_0; [L103] int __tmp_1130_0; [L104] int __tmp_1142_0; [L105] int __return_1189; [L106] int __return_604; [L107] int __tmp_1055_0; [L108] int __tmp_1067_0; [L109] int __tmp_1079_0; [L110] int __return_1097; [L111] int __return_590; [L112] int __tmp_944_0; [L113] int __tmp_956_0; [L114] int __tmp_968_0; [L115] int __tmp_980_0; [L116] int __return_1001; [L117] int __tmp_1010_0; [L118] int __return_2674; [L121] int main__c1; [L122] int main__i2; [L123] main__c1 = 0 [L124] r1 = __VERIFIER_nondet_char() [L125] id1 = __VERIFIER_nondet_char() [L126] st1 = __VERIFIER_nondet_char() [L127] send1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] st2 = __VERIFIER_nondet_char() [L131] send2 = __VERIFIER_nondet_char() [L132] mode2 = __VERIFIER_nondet_bool() [L133] id3 = __VERIFIER_nondet_char() [L134] st3 = __VERIFIER_nondet_char() [L135] send3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] id4 = __VERIFIER_nondet_char() [L138] st4 = __VERIFIER_nondet_char() [L139] send4 = __VERIFIER_nondet_char() [L140] mode4 = __VERIFIER_nondet_bool() [L142] int init__tmp; [L143] COND TRUE ((int)r1) == 0 [L145] COND TRUE ((int)id1) >= 0 [L147] COND TRUE ((int)st1) == 0 [L149] COND TRUE ((int)send1) == ((int)id1) [L151] COND TRUE ((int)mode1) == 0 [L153] COND TRUE ((int)id2) >= 0 [L155] COND TRUE ((int)st2) == 0 [L157] COND TRUE ((int)send2) == ((int)id2) [L159] COND TRUE ((int)mode2) == 0 [L161] COND TRUE ((int)id3) >= 0 [L163] COND TRUE ((int)st3) == 0 [L165] COND TRUE ((int)send3) == ((int)id3) [L167] COND TRUE ((int)mode3) == 0 [L169] COND TRUE ((int)id4) >= 0 [L171] COND TRUE ((int)st4) == 0 [L173] COND TRUE ((int)send4) == ((int)id4) [L175] COND TRUE ((int)mode4) == 0 [L177] COND TRUE ((int)id1) != ((int)id2) [L179] COND TRUE ((int)id1) != ((int)id3) [L181] COND TRUE ((int)id1) != ((int)id4) [L183] COND TRUE ((int)id2) != ((int)id3) [L185] COND TRUE ((int)id2) != ((int)id4) [L187] COND TRUE ((int)id3) != ((int)id4) [L189] init__tmp = 1 [L190] __return_120 = init__tmp [L191] main__i2 = __return_120 [L192] COND TRUE main__i2 != 0 [L194] p1_old = nomsg [L195] p1_new = nomsg [L196] p2_old = nomsg [L197] p2_new = nomsg [L198] p3_old = nomsg [L199] p3_new = nomsg [L200] p4_old = nomsg [L201] p4_new = nomsg [L202] main__i2 = 0 [L203] COND TRUE main__i2 < 8 [L206] msg_t node1__m1; [L207] node1__m1 = nomsg [L208] COND FALSE !(!(mode1 == 0)) [L214] int node1____CPAchecker_TMP_0; [L215] COND TRUE send1 != nomsg [L217] COND TRUE p1_new == nomsg [L219] node1____CPAchecker_TMP_0 = send1 [L220] p1_new = node1____CPAchecker_TMP_0 [L221] mode1 = 1 [L223] msg_t node2__m2; [L224] node2__m2 = nomsg [L225] COND FALSE !(!(mode2 == 0)) [L231] int node2____CPAchecker_TMP_0; [L232] COND TRUE send2 != nomsg [L234] COND TRUE p2_new == nomsg [L236] node2____CPAchecker_TMP_0 = send2 [L237] p2_new = node2____CPAchecker_TMP_0 [L238] mode2 = 1 [L240] msg_t node3__m3; [L241] node3__m3 = nomsg [L242] COND FALSE !(!(mode3 == 0)) [L248] int node3____CPAchecker_TMP_0; [L249] COND TRUE send3 != nomsg [L251] COND TRUE p3_new == nomsg [L253] node3____CPAchecker_TMP_0 = send3 [L254] p3_new = node3____CPAchecker_TMP_0 [L255] mode3 = 1 [L257] msg_t node4__m4; [L258] node4__m4 = nomsg [L259] COND FALSE !(!(mode4 == 0)) [L265] int node4____CPAchecker_TMP_0; [L266] COND TRUE send4 != nomsg [L268] COND TRUE p4_new == nomsg [L270] node4____CPAchecker_TMP_0 = send4 [L271] p4_new = node4____CPAchecker_TMP_0 [L272] mode4 = 1 [L273] p1_old = p1_new [L274] p1_new = nomsg [L275] p2_old = p2_new [L276] p2_new = nomsg [L277] p3_old = p3_new [L278] p3_new = nomsg [L279] p4_old = p4_new [L280] p4_new = nomsg [L282] int check__tmp; [L283] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L285] COND FALSE !(((int)r1) >= 4) [L291] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L293] COND TRUE ((int)r1) < 4 [L295] check__tmp = 1 [L296] __return_800 = check__tmp [L297] main__c1 = __return_800 [L299] _Bool __tmp_1; [L300] __tmp_1 = main__c1 [L301] _Bool assert__arg; [L302] assert__arg = __tmp_1 [L303] COND FALSE !(assert__arg == 0) [L309] int main____CPAchecker_TMP_0 = main__i2; [L310] main__i2 = main__i2 + 1 [L311] COND TRUE main__i2 < 8 [L314] msg_t node1__m1; [L315] node1__m1 = nomsg [L316] COND TRUE !(mode1 == 0) [L318] r1 = (char)(((int)r1) + 1) [L319] node1__m1 = p4_old [L320] p4_old = nomsg [L321] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L534] mode1 = 0 [L536] __tmp_2410_0 = main____CPAchecker_TMP_0 [L637] main____CPAchecker_TMP_0 = __tmp_2410_0 [L639] msg_t node2__m2; [L640] node2__m2 = nomsg [L641] COND TRUE !(mode2 == 0) [L643] node2__m2 = p1_old [L644] p1_old = nomsg [L645] COND TRUE ((int)node2__m2) != ((int)nomsg) [L647] COND FALSE !(((int)node2__m2) > ((int)id2)) [L654] COND TRUE ((int)node2__m2) == ((int)id2) [L656] st2 = 1 [L657] mode2 = 0 [L659] msg_t node3__m3; [L660] node3__m3 = nomsg [L661] COND TRUE !(mode3 == 0) [L663] node3__m3 = p2_old [L664] p2_old = nomsg [L665] COND TRUE ((int)node3__m3) != ((int)nomsg) [L667] COND FALSE !(((int)node3__m3) > ((int)id3)) [L674] COND TRUE ((int)node3__m3) == ((int)id3) [L676] st3 = 1 [L677] mode3 = 0 [L679] msg_t node4__m4; [L680] node4__m4 = nomsg [L681] COND TRUE !(mode4 == 0) [L683] node4__m4 = p3_old [L684] p3_old = nomsg [L685] COND TRUE ((int)node4__m4) != ((int)nomsg) [L687] COND FALSE !(((int)node4__m4) > ((int)id4)) [L694] COND TRUE ((int)node4__m4) == ((int)id4) [L696] st4 = 1 [L697] mode4 = 0 [L698] p1_old = p1_new [L699] p1_new = nomsg [L700] p2_old = p2_new [L701] p2_new = nomsg [L702] p3_old = p3_new [L703] p3_new = nomsg [L704] p4_old = p4_new [L705] p4_new = nomsg [L707] int check__tmp; [L708] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L714] check__tmp = 0 [L715] __return_2512 = check__tmp [L716] main__c1 = __return_2512 [L717] __tmp_1738_0 = main____CPAchecker_TMP_0 [L2581] main____CPAchecker_TMP_0 = __tmp_1738_0 [L2583] _Bool __tmp_14; [L2584] __tmp_14 = main__c1 [L2585] _Bool assert__arg; [L2586] assert__arg = __tmp_14 [L2587] COND TRUE assert__arg == 0 [L2589] __VERIFIER_error() - UnprovableResult [Line: 2288]: 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] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L45] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L49] int __return_120; [L50] int __return_800; [L51] int __tmp_2641_0; [L52] int __return_2669; [L53] int __return_786; [L54] int __tmp_2410_0; [L55] int __return_2512; [L56] int __return_772; [L57] int __tmp_2379_0; [L58] int __return_2394; [L59] int __return_758; [L60] int __tmp_2185_0; [L61] int __tmp_2255_0; [L62] int __return_2270; [L63] int __return_744; [L64] int __tmp_2125_0; [L65] int __return_2169; [L66] int __return_730; [L67] int __tmp_1960_0; [L68] int __tmp_2001_0; [L69] int __return_2045; [L70] int __return_716; [L71] int __tmp_1912_0; [L72] int __tmp_1924_0; [L73] int __return_1939; [L74] int __return_702; [L75] int __tmp_1761_0; [L76] int __tmp_1802_0; [L77] int __tmp_1814_0; [L78] int __return_1832; [L79] int __return_688; [L80] int __tmp_1664_0; [L81] int __return_1737; [L82] int __tmp_1738_0; [L83] int __return_674; [L84] int __tmp_1525_0; [L85] int __tmp_1537_0; [L86] int __return_1610; [L87] int __return_660; [L88] int __tmp_1445_0; [L89] int __tmp_1486_0; [L90] int __return_1501; [L91] int __return_646; [L92] int __tmp_1323_0; [L93] int __tmp_1335_0; [L94] int __tmp_1376_0; [L95] int __return_1394; [L96] int __return_632; [L97] int __tmp_1240_0; [L98] int __tmp_1252_0; [L99] int __return_1296; [L100] int __tmp_1305_0; [L101] int __return_618; [L102] int __tmp_1118_0; [L103] int __tmp_1130_0; [L104] int __tmp_1142_0; [L105] int __return_1189; [L106] int __return_604; [L107] int __tmp_1055_0; [L108] int __tmp_1067_0; [L109] int __tmp_1079_0; [L110] int __return_1097; [L111] int __return_590; [L112] int __tmp_944_0; [L113] int __tmp_956_0; [L114] int __tmp_968_0; [L115] int __tmp_980_0; [L116] int __return_1001; [L117] int __tmp_1010_0; [L118] int __return_2674; [L121] int main__c1; [L122] int main__i2; [L123] main__c1 = 0 [L124] r1 = __VERIFIER_nondet_char() [L125] id1 = __VERIFIER_nondet_char() [L126] st1 = __VERIFIER_nondet_char() [L127] send1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] st2 = __VERIFIER_nondet_char() [L131] send2 = __VERIFIER_nondet_char() [L132] mode2 = __VERIFIER_nondet_bool() [L133] id3 = __VERIFIER_nondet_char() [L134] st3 = __VERIFIER_nondet_char() [L135] send3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] id4 = __VERIFIER_nondet_char() [L138] st4 = __VERIFIER_nondet_char() [L139] send4 = __VERIFIER_nondet_char() [L140] mode4 = __VERIFIER_nondet_bool() [L142] int init__tmp; [L143] COND TRUE ((int)r1) == 0 [L145] COND TRUE ((int)id1) >= 0 [L147] COND TRUE ((int)st1) == 0 [L149] COND TRUE ((int)send1) == ((int)id1) [L151] COND TRUE ((int)mode1) == 0 [L153] COND TRUE ((int)id2) >= 0 [L155] COND TRUE ((int)st2) == 0 [L157] COND TRUE ((int)send2) == ((int)id2) [L159] COND TRUE ((int)mode2) == 0 [L161] COND TRUE ((int)id3) >= 0 [L163] COND TRUE ((int)st3) == 0 [L165] COND TRUE ((int)send3) == ((int)id3) [L167] COND TRUE ((int)mode3) == 0 [L169] COND TRUE ((int)id4) >= 0 [L171] COND TRUE ((int)st4) == 0 [L173] COND TRUE ((int)send4) == ((int)id4) [L175] COND TRUE ((int)mode4) == 0 [L177] COND TRUE ((int)id1) != ((int)id2) [L179] COND TRUE ((int)id1) != ((int)id3) [L181] COND TRUE ((int)id1) != ((int)id4) [L183] COND TRUE ((int)id2) != ((int)id3) [L185] COND TRUE ((int)id2) != ((int)id4) [L187] COND TRUE ((int)id3) != ((int)id4) [L189] init__tmp = 1 [L190] __return_120 = init__tmp [L191] main__i2 = __return_120 [L192] COND TRUE main__i2 != 0 [L194] p1_old = nomsg [L195] p1_new = nomsg [L196] p2_old = nomsg [L197] p2_new = nomsg [L198] p3_old = nomsg [L199] p3_new = nomsg [L200] p4_old = nomsg [L201] p4_new = nomsg [L202] main__i2 = 0 [L203] COND TRUE main__i2 < 8 [L206] msg_t node1__m1; [L207] node1__m1 = nomsg [L208] COND FALSE !(!(mode1 == 0)) [L214] int node1____CPAchecker_TMP_0; [L215] COND TRUE send1 != nomsg [L217] COND TRUE p1_new == nomsg [L219] node1____CPAchecker_TMP_0 = send1 [L220] p1_new = node1____CPAchecker_TMP_0 [L221] mode1 = 1 [L223] msg_t node2__m2; [L224] node2__m2 = nomsg [L225] COND FALSE !(!(mode2 == 0)) [L231] int node2____CPAchecker_TMP_0; [L232] COND TRUE send2 != nomsg [L234] COND TRUE p2_new == nomsg [L236] node2____CPAchecker_TMP_0 = send2 [L237] p2_new = node2____CPAchecker_TMP_0 [L238] mode2 = 1 [L240] msg_t node3__m3; [L241] node3__m3 = nomsg [L242] COND FALSE !(!(mode3 == 0)) [L248] int node3____CPAchecker_TMP_0; [L249] COND TRUE send3 != nomsg [L251] COND TRUE p3_new == nomsg [L253] node3____CPAchecker_TMP_0 = send3 [L254] p3_new = node3____CPAchecker_TMP_0 [L255] mode3 = 1 [L257] msg_t node4__m4; [L258] node4__m4 = nomsg [L259] COND FALSE !(!(mode4 == 0)) [L265] int node4____CPAchecker_TMP_0; [L266] COND TRUE send4 != nomsg [L268] COND TRUE p4_new == nomsg [L270] node4____CPAchecker_TMP_0 = send4 [L271] p4_new = node4____CPAchecker_TMP_0 [L272] mode4 = 1 [L273] p1_old = p1_new [L274] p1_new = nomsg [L275] p2_old = p2_new [L276] p2_new = nomsg [L277] p3_old = p3_new [L278] p3_new = nomsg [L279] p4_old = p4_new [L280] p4_new = nomsg [L282] int check__tmp; [L283] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L285] COND FALSE !(((int)r1) >= 4) [L291] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L293] COND TRUE ((int)r1) < 4 [L295] check__tmp = 1 [L296] __return_800 = check__tmp [L297] main__c1 = __return_800 [L299] _Bool __tmp_1; [L300] __tmp_1 = main__c1 [L301] _Bool assert__arg; [L302] assert__arg = __tmp_1 [L303] COND FALSE !(assert__arg == 0) [L309] int main____CPAchecker_TMP_0 = main__i2; [L310] main__i2 = main__i2 + 1 [L311] COND TRUE main__i2 < 8 [L314] msg_t node1__m1; [L315] node1__m1 = nomsg [L316] COND TRUE !(mode1 == 0) [L318] r1 = (char)(((int)r1) + 1) [L319] node1__m1 = p4_old [L320] p4_old = nomsg [L321] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L534] mode1 = 0 [L536] __tmp_2410_0 = main____CPAchecker_TMP_0 [L637] main____CPAchecker_TMP_0 = __tmp_2410_0 [L639] msg_t node2__m2; [L640] node2__m2 = nomsg [L641] COND TRUE !(mode2 == 0) [L643] node2__m2 = p1_old [L644] p1_old = nomsg [L645] COND TRUE ((int)node2__m2) != ((int)nomsg) [L647] COND FALSE !(((int)node2__m2) > ((int)id2)) [L654] COND TRUE ((int)node2__m2) == ((int)id2) [L656] st2 = 1 [L657] mode2 = 0 [L659] msg_t node3__m3; [L660] node3__m3 = nomsg [L661] COND TRUE !(mode3 == 0) [L663] node3__m3 = p2_old [L664] p2_old = nomsg [L665] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L754] mode3 = 0 [L756] __tmp_2001_0 = main____CPAchecker_TMP_0 [L1727] main____CPAchecker_TMP_0 = __tmp_2001_0 [L1729] msg_t node4__m4; [L1730] node4__m4 = nomsg [L1731] COND TRUE !(mode4 == 0) [L1733] node4__m4 = p3_old [L1734] p3_old = nomsg [L1735] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L1795] mode4 = 0 [L1797] __tmp_1814_0 = main____CPAchecker_TMP_0 [L2253] main____CPAchecker_TMP_0 = __tmp_1814_0 [L2254] p1_old = p1_new [L2255] p1_new = nomsg [L2256] p2_old = p2_new [L2257] p2_new = nomsg [L2258] p3_old = p3_new [L2259] p3_new = nomsg [L2260] p4_old = p4_new [L2261] p4_new = nomsg [L2263] int check__tmp; [L2264] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L2266] COND FALSE !(((int)r1) >= 4) [L2272] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0) [L2278] check__tmp = 0 [L2279] __return_1832 = check__tmp [L2280] main__c1 = __return_1832 [L2282] _Bool __tmp_12; [L2283] __tmp_12 = main__c1 [L2284] _Bool assert__arg; [L2285] assert__arg = __tmp_12 [L2286] COND TRUE assert__arg == 0 [L2288] __VERIFIER_error() - UnprovableResult [Line: 3897]: 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] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L45] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L49] int __return_120; [L50] int __return_800; [L51] int __tmp_2641_0; [L52] int __return_2669; [L53] int __return_786; [L54] int __tmp_2410_0; [L55] int __return_2512; [L56] int __return_772; [L57] int __tmp_2379_0; [L58] int __return_2394; [L59] int __return_758; [L60] int __tmp_2185_0; [L61] int __tmp_2255_0; [L62] int __return_2270; [L63] int __return_744; [L64] int __tmp_2125_0; [L65] int __return_2169; [L66] int __return_730; [L67] int __tmp_1960_0; [L68] int __tmp_2001_0; [L69] int __return_2045; [L70] int __return_716; [L71] int __tmp_1912_0; [L72] int __tmp_1924_0; [L73] int __return_1939; [L74] int __return_702; [L75] int __tmp_1761_0; [L76] int __tmp_1802_0; [L77] int __tmp_1814_0; [L78] int __return_1832; [L79] int __return_688; [L80] int __tmp_1664_0; [L81] int __return_1737; [L82] int __tmp_1738_0; [L83] int __return_674; [L84] int __tmp_1525_0; [L85] int __tmp_1537_0; [L86] int __return_1610; [L87] int __return_660; [L88] int __tmp_1445_0; [L89] int __tmp_1486_0; [L90] int __return_1501; [L91] int __return_646; [L92] int __tmp_1323_0; [L93] int __tmp_1335_0; [L94] int __tmp_1376_0; [L95] int __return_1394; [L96] int __return_632; [L97] int __tmp_1240_0; [L98] int __tmp_1252_0; [L99] int __return_1296; [L100] int __tmp_1305_0; [L101] int __return_618; [L102] int __tmp_1118_0; [L103] int __tmp_1130_0; [L104] int __tmp_1142_0; [L105] int __return_1189; [L106] int __return_604; [L107] int __tmp_1055_0; [L108] int __tmp_1067_0; [L109] int __tmp_1079_0; [L110] int __return_1097; [L111] int __return_590; [L112] int __tmp_944_0; [L113] int __tmp_956_0; [L114] int __tmp_968_0; [L115] int __tmp_980_0; [L116] int __return_1001; [L117] int __tmp_1010_0; [L118] int __return_2674; [L121] int main__c1; [L122] int main__i2; [L123] main__c1 = 0 [L124] r1 = __VERIFIER_nondet_char() [L125] id1 = __VERIFIER_nondet_char() [L126] st1 = __VERIFIER_nondet_char() [L127] send1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] st2 = __VERIFIER_nondet_char() [L131] send2 = __VERIFIER_nondet_char() [L132] mode2 = __VERIFIER_nondet_bool() [L133] id3 = __VERIFIER_nondet_char() [L134] st3 = __VERIFIER_nondet_char() [L135] send3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] id4 = __VERIFIER_nondet_char() [L138] st4 = __VERIFIER_nondet_char() [L139] send4 = __VERIFIER_nondet_char() [L140] mode4 = __VERIFIER_nondet_bool() [L142] int init__tmp; [L143] COND TRUE ((int)r1) == 0 [L145] COND TRUE ((int)id1) >= 0 [L147] COND TRUE ((int)st1) == 0 [L149] COND TRUE ((int)send1) == ((int)id1) [L151] COND TRUE ((int)mode1) == 0 [L153] COND TRUE ((int)id2) >= 0 [L155] COND TRUE ((int)st2) == 0 [L157] COND TRUE ((int)send2) == ((int)id2) [L159] COND TRUE ((int)mode2) == 0 [L161] COND TRUE ((int)id3) >= 0 [L163] COND TRUE ((int)st3) == 0 [L165] COND TRUE ((int)send3) == ((int)id3) [L167] COND TRUE ((int)mode3) == 0 [L169] COND TRUE ((int)id4) >= 0 [L171] COND TRUE ((int)st4) == 0 [L173] COND TRUE ((int)send4) == ((int)id4) [L175] COND TRUE ((int)mode4) == 0 [L177] COND TRUE ((int)id1) != ((int)id2) [L179] COND TRUE ((int)id1) != ((int)id3) [L181] COND TRUE ((int)id1) != ((int)id4) [L183] COND TRUE ((int)id2) != ((int)id3) [L185] COND TRUE ((int)id2) != ((int)id4) [L187] COND TRUE ((int)id3) != ((int)id4) [L189] init__tmp = 1 [L190] __return_120 = init__tmp [L191] main__i2 = __return_120 [L192] COND TRUE main__i2 != 0 [L194] p1_old = nomsg [L195] p1_new = nomsg [L196] p2_old = nomsg [L197] p2_new = nomsg [L198] p3_old = nomsg [L199] p3_new = nomsg [L200] p4_old = nomsg [L201] p4_new = nomsg [L202] main__i2 = 0 [L203] COND TRUE main__i2 < 8 [L206] msg_t node1__m1; [L207] node1__m1 = nomsg [L208] COND FALSE !(!(mode1 == 0)) [L214] int node1____CPAchecker_TMP_0; [L215] COND TRUE send1 != nomsg [L217] COND TRUE p1_new == nomsg [L219] node1____CPAchecker_TMP_0 = send1 [L220] p1_new = node1____CPAchecker_TMP_0 [L221] mode1 = 1 [L223] msg_t node2__m2; [L224] node2__m2 = nomsg [L225] COND FALSE !(!(mode2 == 0)) [L231] int node2____CPAchecker_TMP_0; [L232] COND TRUE send2 != nomsg [L234] COND TRUE p2_new == nomsg [L236] node2____CPAchecker_TMP_0 = send2 [L237] p2_new = node2____CPAchecker_TMP_0 [L238] mode2 = 1 [L240] msg_t node3__m3; [L241] node3__m3 = nomsg [L242] COND FALSE !(!(mode3 == 0)) [L248] int node3____CPAchecker_TMP_0; [L249] COND TRUE send3 != nomsg [L251] COND TRUE p3_new == nomsg [L253] node3____CPAchecker_TMP_0 = send3 [L254] p3_new = node3____CPAchecker_TMP_0 [L255] mode3 = 1 [L257] msg_t node4__m4; [L258] node4__m4 = nomsg [L259] COND FALSE !(!(mode4 == 0)) [L265] int node4____CPAchecker_TMP_0; [L266] COND TRUE send4 != nomsg [L268] COND TRUE p4_new == nomsg [L270] node4____CPAchecker_TMP_0 = send4 [L271] p4_new = node4____CPAchecker_TMP_0 [L272] mode4 = 1 [L273] p1_old = p1_new [L274] p1_new = nomsg [L275] p2_old = p2_new [L276] p2_new = nomsg [L277] p3_old = p3_new [L278] p3_new = nomsg [L279] p4_old = p4_new [L280] p4_new = nomsg [L282] int check__tmp; [L283] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L285] COND FALSE !(((int)r1) >= 4) [L291] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L293] COND TRUE ((int)r1) < 4 [L295] check__tmp = 1 [L296] __return_800 = check__tmp [L297] main__c1 = __return_800 [L299] _Bool __tmp_1; [L300] __tmp_1 = main__c1 [L301] _Bool assert__arg; [L302] assert__arg = __tmp_1 [L303] COND FALSE !(assert__arg == 0) [L309] int main____CPAchecker_TMP_0 = main__i2; [L310] main__i2 = main__i2 + 1 [L311] COND TRUE main__i2 < 8 [L314] msg_t node1__m1; [L315] node1__m1 = nomsg [L316] COND TRUE !(mode1 == 0) [L318] r1 = (char)(((int)r1) + 1) [L319] node1__m1 = p4_old [L320] p4_old = nomsg [L321] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L534] mode1 = 0 [L536] __tmp_2410_0 = main____CPAchecker_TMP_0 [L637] main____CPAchecker_TMP_0 = __tmp_2410_0 [L639] msg_t node2__m2; [L640] node2__m2 = nomsg [L641] COND TRUE !(mode2 == 0) [L643] node2__m2 = p1_old [L644] p1_old = nomsg [L645] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L776] mode2 = 0 [L778] __tmp_1537_0 = main____CPAchecker_TMP_0 [L2783] main____CPAchecker_TMP_0 = __tmp_1537_0 [L2785] msg_t node3__m3; [L2786] node3__m3 = nomsg [L2787] COND TRUE !(mode3 == 0) [L2789] node3__m3 = p2_old [L2790] p2_old = nomsg [L2791] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L2894] mode3 = 0 [L2896] __tmp_1142_0 = main____CPAchecker_TMP_0 [L3842] main____CPAchecker_TMP_0 = __tmp_1142_0 [L3844] msg_t node4__m4; [L3845] node4__m4 = nomsg [L3846] COND TRUE !(mode4 == 0) [L3848] node4__m4 = p3_old [L3849] p3_old = nomsg [L3850] COND TRUE ((int)node4__m4) != ((int)nomsg) [L3852] COND FALSE !(((int)node4__m4) > ((int)id4)) [L3859] COND TRUE ((int)node4__m4) == ((int)id4) [L3861] st4 = 1 [L3862] mode4 = 0 [L3863] p1_old = p1_new [L3864] p1_new = nomsg [L3865] p2_old = p2_new [L3866] p2_new = nomsg [L3867] p3_old = p3_new [L3868] p3_new = nomsg [L3869] p4_old = p4_new [L3870] p4_new = nomsg [L3872] int check__tmp; [L3873] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L3875] COND FALSE !(((int)r1) >= 4) [L3881] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0) [L3887] check__tmp = 0 [L3888] __return_1189 = check__tmp [L3889] main__c1 = __return_1189 [L3891] _Bool __tmp_24; [L3892] __tmp_24 = main__c1 [L3893] _Bool assert__arg; [L3894] assert__arg = __tmp_24 [L3895] COND TRUE assert__arg == 0 [L3897] __VERIFIER_error() - UnprovableResult [Line: 3366]: 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] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L45] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L49] int __return_120; [L50] int __return_800; [L51] int __tmp_2641_0; [L52] int __return_2669; [L53] int __return_786; [L54] int __tmp_2410_0; [L55] int __return_2512; [L56] int __return_772; [L57] int __tmp_2379_0; [L58] int __return_2394; [L59] int __return_758; [L60] int __tmp_2185_0; [L61] int __tmp_2255_0; [L62] int __return_2270; [L63] int __return_744; [L64] int __tmp_2125_0; [L65] int __return_2169; [L66] int __return_730; [L67] int __tmp_1960_0; [L68] int __tmp_2001_0; [L69] int __return_2045; [L70] int __return_716; [L71] int __tmp_1912_0; [L72] int __tmp_1924_0; [L73] int __return_1939; [L74] int __return_702; [L75] int __tmp_1761_0; [L76] int __tmp_1802_0; [L77] int __tmp_1814_0; [L78] int __return_1832; [L79] int __return_688; [L80] int __tmp_1664_0; [L81] int __return_1737; [L82] int __tmp_1738_0; [L83] int __return_674; [L84] int __tmp_1525_0; [L85] int __tmp_1537_0; [L86] int __return_1610; [L87] int __return_660; [L88] int __tmp_1445_0; [L89] int __tmp_1486_0; [L90] int __return_1501; [L91] int __return_646; [L92] int __tmp_1323_0; [L93] int __tmp_1335_0; [L94] int __tmp_1376_0; [L95] int __return_1394; [L96] int __return_632; [L97] int __tmp_1240_0; [L98] int __tmp_1252_0; [L99] int __return_1296; [L100] int __tmp_1305_0; [L101] int __return_618; [L102] int __tmp_1118_0; [L103] int __tmp_1130_0; [L104] int __tmp_1142_0; [L105] int __return_1189; [L106] int __return_604; [L107] int __tmp_1055_0; [L108] int __tmp_1067_0; [L109] int __tmp_1079_0; [L110] int __return_1097; [L111] int __return_590; [L112] int __tmp_944_0; [L113] int __tmp_956_0; [L114] int __tmp_968_0; [L115] int __tmp_980_0; [L116] int __return_1001; [L117] int __tmp_1010_0; [L118] int __return_2674; [L121] int main__c1; [L122] int main__i2; [L123] main__c1 = 0 [L124] r1 = __VERIFIER_nondet_char() [L125] id1 = __VERIFIER_nondet_char() [L126] st1 = __VERIFIER_nondet_char() [L127] send1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] st2 = __VERIFIER_nondet_char() [L131] send2 = __VERIFIER_nondet_char() [L132] mode2 = __VERIFIER_nondet_bool() [L133] id3 = __VERIFIER_nondet_char() [L134] st3 = __VERIFIER_nondet_char() [L135] send3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] id4 = __VERIFIER_nondet_char() [L138] st4 = __VERIFIER_nondet_char() [L139] send4 = __VERIFIER_nondet_char() [L140] mode4 = __VERIFIER_nondet_bool() [L142] int init__tmp; [L143] COND TRUE ((int)r1) == 0 [L145] COND TRUE ((int)id1) >= 0 [L147] COND TRUE ((int)st1) == 0 [L149] COND TRUE ((int)send1) == ((int)id1) [L151] COND TRUE ((int)mode1) == 0 [L153] COND TRUE ((int)id2) >= 0 [L155] COND TRUE ((int)st2) == 0 [L157] COND TRUE ((int)send2) == ((int)id2) [L159] COND TRUE ((int)mode2) == 0 [L161] COND TRUE ((int)id3) >= 0 [L163] COND TRUE ((int)st3) == 0 [L165] COND TRUE ((int)send3) == ((int)id3) [L167] COND TRUE ((int)mode3) == 0 [L169] COND TRUE ((int)id4) >= 0 [L171] COND TRUE ((int)st4) == 0 [L173] COND TRUE ((int)send4) == ((int)id4) [L175] COND TRUE ((int)mode4) == 0 [L177] COND TRUE ((int)id1) != ((int)id2) [L179] COND TRUE ((int)id1) != ((int)id3) [L181] COND TRUE ((int)id1) != ((int)id4) [L183] COND TRUE ((int)id2) != ((int)id3) [L185] COND TRUE ((int)id2) != ((int)id4) [L187] COND TRUE ((int)id3) != ((int)id4) [L189] init__tmp = 1 [L190] __return_120 = init__tmp [L191] main__i2 = __return_120 [L192] COND TRUE main__i2 != 0 [L194] p1_old = nomsg [L195] p1_new = nomsg [L196] p2_old = nomsg [L197] p2_new = nomsg [L198] p3_old = nomsg [L199] p3_new = nomsg [L200] p4_old = nomsg [L201] p4_new = nomsg [L202] main__i2 = 0 [L203] COND TRUE main__i2 < 8 [L206] msg_t node1__m1; [L207] node1__m1 = nomsg [L208] COND FALSE !(!(mode1 == 0)) [L214] int node1____CPAchecker_TMP_0; [L215] COND TRUE send1 != nomsg [L217] COND TRUE p1_new == nomsg [L219] node1____CPAchecker_TMP_0 = send1 [L220] p1_new = node1____CPAchecker_TMP_0 [L221] mode1 = 1 [L223] msg_t node2__m2; [L224] node2__m2 = nomsg [L225] COND FALSE !(!(mode2 == 0)) [L231] int node2____CPAchecker_TMP_0; [L232] COND TRUE send2 != nomsg [L234] COND TRUE p2_new == nomsg [L236] node2____CPAchecker_TMP_0 = send2 [L237] p2_new = node2____CPAchecker_TMP_0 [L238] mode2 = 1 [L240] msg_t node3__m3; [L241] node3__m3 = nomsg [L242] COND FALSE !(!(mode3 == 0)) [L248] int node3____CPAchecker_TMP_0; [L249] COND TRUE send3 != nomsg [L251] COND TRUE p3_new == nomsg [L253] node3____CPAchecker_TMP_0 = send3 [L254] p3_new = node3____CPAchecker_TMP_0 [L255] mode3 = 1 [L257] msg_t node4__m4; [L258] node4__m4 = nomsg [L259] COND FALSE !(!(mode4 == 0)) [L265] int node4____CPAchecker_TMP_0; [L266] COND TRUE send4 != nomsg [L268] COND TRUE p4_new == nomsg [L270] node4____CPAchecker_TMP_0 = send4 [L271] p4_new = node4____CPAchecker_TMP_0 [L272] mode4 = 1 [L273] p1_old = p1_new [L274] p1_new = nomsg [L275] p2_old = p2_new [L276] p2_new = nomsg [L277] p3_old = p3_new [L278] p3_new = nomsg [L279] p4_old = p4_new [L280] p4_new = nomsg [L282] int check__tmp; [L283] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L285] COND FALSE !(((int)r1) >= 4) [L291] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L293] COND TRUE ((int)r1) < 4 [L295] check__tmp = 1 [L296] __return_800 = check__tmp [L297] main__c1 = __return_800 [L299] _Bool __tmp_1; [L300] __tmp_1 = main__c1 [L301] _Bool assert__arg; [L302] assert__arg = __tmp_1 [L303] COND FALSE !(assert__arg == 0) [L309] int main____CPAchecker_TMP_0 = main__i2; [L310] main__i2 = main__i2 + 1 [L311] COND TRUE main__i2 < 8 [L314] msg_t node1__m1; [L315] node1__m1 = nomsg [L316] COND TRUE !(mode1 == 0) [L318] r1 = (char)(((int)r1) + 1) [L319] node1__m1 = p4_old [L320] p4_old = nomsg [L321] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L534] mode1 = 0 [L536] __tmp_2410_0 = main____CPAchecker_TMP_0 [L637] main____CPAchecker_TMP_0 = __tmp_2410_0 [L639] msg_t node2__m2; [L640] node2__m2 = nomsg [L641] COND TRUE !(mode2 == 0) [L643] node2__m2 = p1_old [L644] p1_old = nomsg [L645] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L776] mode2 = 0 [L778] __tmp_1537_0 = main____CPAchecker_TMP_0 [L2783] main____CPAchecker_TMP_0 = __tmp_1537_0 [L2785] msg_t node3__m3; [L2786] node3__m3 = nomsg [L2787] COND TRUE !(mode3 == 0) [L2789] node3__m3 = p2_old [L2790] p2_old = nomsg [L2791] COND TRUE ((int)node3__m3) != ((int)nomsg) [L2793] COND FALSE !(((int)node3__m3) > ((int)id3)) [L2800] COND TRUE ((int)node3__m3) == ((int)id3) [L2802] st3 = 1 [L2803] mode3 = 0 [L2805] msg_t node4__m4; [L2806] node4__m4 = nomsg [L2807] COND TRUE !(mode4 == 0) [L2809] node4__m4 = p3_old [L2810] p3_old = nomsg [L2811] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L2872] mode4 = 0 [L2874] __tmp_1376_0 = main____CPAchecker_TMP_0 [L3331] main____CPAchecker_TMP_0 = __tmp_1376_0 [L3332] p1_old = p1_new [L3333] p1_new = nomsg [L3334] p2_old = p2_new [L3335] p2_new = nomsg [L3336] p3_old = p3_new [L3337] p3_new = nomsg [L3338] p4_old = p4_new [L3339] p4_new = nomsg [L3341] int check__tmp; [L3342] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L3344] COND FALSE !(((int)r1) >= 4) [L3350] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0) [L3356] check__tmp = 0 [L3357] __return_1394 = check__tmp [L3358] main__c1 = __return_1394 [L3360] _Bool __tmp_20; [L3361] __tmp_20 = main__c1 [L3362] _Bool assert__arg; [L3363] assert__arg = __tmp_20 [L3364] COND TRUE assert__arg == 0 [L3366] __VERIFIER_error() - UnprovableResult [Line: 4157]: 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] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L45] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L49] int __return_120; [L50] int __return_800; [L51] int __tmp_2641_0; [L52] int __return_2669; [L53] int __return_786; [L54] int __tmp_2410_0; [L55] int __return_2512; [L56] int __return_772; [L57] int __tmp_2379_0; [L58] int __return_2394; [L59] int __return_758; [L60] int __tmp_2185_0; [L61] int __tmp_2255_0; [L62] int __return_2270; [L63] int __return_744; [L64] int __tmp_2125_0; [L65] int __return_2169; [L66] int __return_730; [L67] int __tmp_1960_0; [L68] int __tmp_2001_0; [L69] int __return_2045; [L70] int __return_716; [L71] int __tmp_1912_0; [L72] int __tmp_1924_0; [L73] int __return_1939; [L74] int __return_702; [L75] int __tmp_1761_0; [L76] int __tmp_1802_0; [L77] int __tmp_1814_0; [L78] int __return_1832; [L79] int __return_688; [L80] int __tmp_1664_0; [L81] int __return_1737; [L82] int __tmp_1738_0; [L83] int __return_674; [L84] int __tmp_1525_0; [L85] int __tmp_1537_0; [L86] int __return_1610; [L87] int __return_660; [L88] int __tmp_1445_0; [L89] int __tmp_1486_0; [L90] int __return_1501; [L91] int __return_646; [L92] int __tmp_1323_0; [L93] int __tmp_1335_0; [L94] int __tmp_1376_0; [L95] int __return_1394; [L96] int __return_632; [L97] int __tmp_1240_0; [L98] int __tmp_1252_0; [L99] int __return_1296; [L100] int __tmp_1305_0; [L101] int __return_618; [L102] int __tmp_1118_0; [L103] int __tmp_1130_0; [L104] int __tmp_1142_0; [L105] int __return_1189; [L106] int __return_604; [L107] int __tmp_1055_0; [L108] int __tmp_1067_0; [L109] int __tmp_1079_0; [L110] int __return_1097; [L111] int __return_590; [L112] int __tmp_944_0; [L113] int __tmp_956_0; [L114] int __tmp_968_0; [L115] int __tmp_980_0; [L116] int __return_1001; [L117] int __tmp_1010_0; [L118] int __return_2674; [L121] int main__c1; [L122] int main__i2; [L123] main__c1 = 0 [L124] r1 = __VERIFIER_nondet_char() [L125] id1 = __VERIFIER_nondet_char() [L126] st1 = __VERIFIER_nondet_char() [L127] send1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] st2 = __VERIFIER_nondet_char() [L131] send2 = __VERIFIER_nondet_char() [L132] mode2 = __VERIFIER_nondet_bool() [L133] id3 = __VERIFIER_nondet_char() [L134] st3 = __VERIFIER_nondet_char() [L135] send3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] id4 = __VERIFIER_nondet_char() [L138] st4 = __VERIFIER_nondet_char() [L139] send4 = __VERIFIER_nondet_char() [L140] mode4 = __VERIFIER_nondet_bool() [L142] int init__tmp; [L143] COND TRUE ((int)r1) == 0 [L145] COND TRUE ((int)id1) >= 0 [L147] COND TRUE ((int)st1) == 0 [L149] COND TRUE ((int)send1) == ((int)id1) [L151] COND TRUE ((int)mode1) == 0 [L153] COND TRUE ((int)id2) >= 0 [L155] COND TRUE ((int)st2) == 0 [L157] COND TRUE ((int)send2) == ((int)id2) [L159] COND TRUE ((int)mode2) == 0 [L161] COND TRUE ((int)id3) >= 0 [L163] COND TRUE ((int)st3) == 0 [L165] COND TRUE ((int)send3) == ((int)id3) [L167] COND TRUE ((int)mode3) == 0 [L169] COND TRUE ((int)id4) >= 0 [L171] COND TRUE ((int)st4) == 0 [L173] COND TRUE ((int)send4) == ((int)id4) [L175] COND TRUE ((int)mode4) == 0 [L177] COND TRUE ((int)id1) != ((int)id2) [L179] COND TRUE ((int)id1) != ((int)id3) [L181] COND TRUE ((int)id1) != ((int)id4) [L183] COND TRUE ((int)id2) != ((int)id3) [L185] COND TRUE ((int)id2) != ((int)id4) [L187] COND TRUE ((int)id3) != ((int)id4) [L189] init__tmp = 1 [L190] __return_120 = init__tmp [L191] main__i2 = __return_120 [L192] COND TRUE main__i2 != 0 [L194] p1_old = nomsg [L195] p1_new = nomsg [L196] p2_old = nomsg [L197] p2_new = nomsg [L198] p3_old = nomsg [L199] p3_new = nomsg [L200] p4_old = nomsg [L201] p4_new = nomsg [L202] main__i2 = 0 [L203] COND TRUE main__i2 < 8 [L206] msg_t node1__m1; [L207] node1__m1 = nomsg [L208] COND FALSE !(!(mode1 == 0)) [L214] int node1____CPAchecker_TMP_0; [L215] COND TRUE send1 != nomsg [L217] COND TRUE p1_new == nomsg [L219] node1____CPAchecker_TMP_0 = send1 [L220] p1_new = node1____CPAchecker_TMP_0 [L221] mode1 = 1 [L223] msg_t node2__m2; [L224] node2__m2 = nomsg [L225] COND FALSE !(!(mode2 == 0)) [L231] int node2____CPAchecker_TMP_0; [L232] COND TRUE send2 != nomsg [L234] COND TRUE p2_new == nomsg [L236] node2____CPAchecker_TMP_0 = send2 [L237] p2_new = node2____CPAchecker_TMP_0 [L238] mode2 = 1 [L240] msg_t node3__m3; [L241] node3__m3 = nomsg [L242] COND FALSE !(!(mode3 == 0)) [L248] int node3____CPAchecker_TMP_0; [L249] COND TRUE send3 != nomsg [L251] COND TRUE p3_new == nomsg [L253] node3____CPAchecker_TMP_0 = send3 [L254] p3_new = node3____CPAchecker_TMP_0 [L255] mode3 = 1 [L257] msg_t node4__m4; [L258] node4__m4 = nomsg [L259] COND FALSE !(!(mode4 == 0)) [L265] int node4____CPAchecker_TMP_0; [L266] COND TRUE send4 != nomsg [L268] COND TRUE p4_new == nomsg [L270] node4____CPAchecker_TMP_0 = send4 [L271] p4_new = node4____CPAchecker_TMP_0 [L272] mode4 = 1 [L273] p1_old = p1_new [L274] p1_new = nomsg [L275] p2_old = p2_new [L276] p2_new = nomsg [L277] p3_old = p3_new [L278] p3_new = nomsg [L279] p4_old = p4_new [L280] p4_new = nomsg [L282] int check__tmp; [L283] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L285] COND FALSE !(((int)r1) >= 4) [L291] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L293] COND TRUE ((int)r1) < 4 [L295] check__tmp = 1 [L296] __return_800 = check__tmp [L297] main__c1 = __return_800 [L299] _Bool __tmp_1; [L300] __tmp_1 = main__c1 [L301] _Bool assert__arg; [L302] assert__arg = __tmp_1 [L303] COND FALSE !(assert__arg == 0) [L309] int main____CPAchecker_TMP_0 = main__i2; [L310] main__i2 = main__i2 + 1 [L311] COND TRUE main__i2 < 8 [L314] msg_t node1__m1; [L315] node1__m1 = nomsg [L316] COND TRUE !(mode1 == 0) [L318] r1 = (char)(((int)r1) + 1) [L319] node1__m1 = p4_old [L320] p4_old = nomsg [L321] COND TRUE ((int)node1__m1) != ((int)nomsg) [L323] COND FALSE !(((int)node1__m1) > ((int)id1)) [L330] COND TRUE ((int)node1__m1) == ((int)id1) [L332] st1 = 1 [L333] mode1 = 0 [L335] msg_t node2__m2; [L336] node2__m2 = nomsg [L337] COND TRUE !(mode2 == 0) [L339] node2__m2 = p1_old [L340] p1_old = nomsg [L341] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L511] mode2 = 0 [L513] __tmp_1664_0 = main____CPAchecker_TMP_0 [L2519] main____CPAchecker_TMP_0 = __tmp_1664_0 [L2521] msg_t node3__m3; [L2522] node3__m3 = nomsg [L2523] COND TRUE !(mode3 == 0) [L2525] node3__m3 = p2_old [L2526] p2_old = nomsg [L2527] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L2633] mode3 = 0 [L2635] __tmp_1252_0 = main____CPAchecker_TMP_0 [L3594] main____CPAchecker_TMP_0 = __tmp_1252_0 [L3596] msg_t node4__m4; [L3597] node4__m4 = nomsg [L3598] COND TRUE !(mode4 == 0) [L3600] node4__m4 = p3_old [L3601] p3_old = nomsg [L3602] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L3668] mode4 = 0 [L3670] __tmp_1079_0 = main____CPAchecker_TMP_0 [L4122] main____CPAchecker_TMP_0 = __tmp_1079_0 [L4123] p1_old = p1_new [L4124] p1_new = nomsg [L4125] p2_old = p2_new [L4126] p2_new = nomsg [L4127] p3_old = p3_new [L4128] p3_new = nomsg [L4129] p4_old = p4_new [L4130] p4_new = nomsg [L4132] int check__tmp; [L4133] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L4135] COND FALSE !(((int)r1) >= 4) [L4141] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0) [L4147] check__tmp = 0 [L4148] __return_1097 = check__tmp [L4149] main__c1 = __return_1097 [L4151] _Bool __tmp_26; [L4152] __tmp_26 = main__c1 [L4153] _Bool assert__arg; [L4154] assert__arg = __tmp_26 [L4155] COND TRUE assert__arg == 0 [L4157] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...