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-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:16:15,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:16:15,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:16:15,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:16:15,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:16:15,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:16:15,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:16:15,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:16:15,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:16:15,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:16:15,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:16:15,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:16:15,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:16:15,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:16:15,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:16:15,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:16:15,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:16:15,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:16:15,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:16:15,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:16:15,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:16:15,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:16:15,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:16:15,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:16:15,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:16:15,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:16:15,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:16:15,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:16:15,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:16:15,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:16:15,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:16:15,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:16:15,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:16:15,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:16:15,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:16:15,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:16:15,780 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 17:16:15,804 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:16:15,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:16:15,805 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:16:15,805 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:16:15,806 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:16:15,806 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:16:15,806 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:16:15,806 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:16:15,806 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:16:15,807 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:16:15,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:16:15,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:16:15,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:16:15,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:16:15,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:16:15,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:16:15,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:16:15,810 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:16:15,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:16:15,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:16:15,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:16:15,811 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:16:15,811 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:16:15,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:16:15,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:16:15,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:16:15,812 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:16:15,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:16:15,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:16:15,813 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:16:15,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:16:15,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:16:15,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:16:15,872 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:16:15,872 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:16:15,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-11 17:16:15,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07a2b7808/6e3a7cd03f294d9db3ece9285de6059c/FLAG3fa064645 [2019-09-11 17:16:16,678 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:16:16,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-11 17:16:16,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07a2b7808/6e3a7cd03f294d9db3ece9285de6059c/FLAG3fa064645 [2019-09-11 17:16:16,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07a2b7808/6e3a7cd03f294d9db3ece9285de6059c [2019-09-11 17:16:16,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:16:16,819 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:16:16,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:16:16,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:16:16,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:16:16,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:16:16" (1/1) ... [2019-09-11 17:16:16,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42db668b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:16, skipping insertion in model container [2019-09-11 17:16:16,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:16:16" (1/1) ... [2019-09-11 17:16:16,835 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:16:16,979 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:16:18,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:16:18,209 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:16:18,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:16:18,668 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:16:18,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:18 WrapperNode [2019-09-11 17:16:18,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:16:18,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:16:18,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:16:18,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:16:18,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:18" (1/1) ... [2019-09-11 17:16:18,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:18" (1/1) ... [2019-09-11 17:16:18,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:18" (1/1) ... [2019-09-11 17:16:18,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:18" (1/1) ... [2019-09-11 17:16:18,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:18" (1/1) ... [2019-09-11 17:16:18,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:18" (1/1) ... [2019-09-11 17:16:18,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:18" (1/1) ... [2019-09-11 17:16:19,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:16:19,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:16:19,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:16:19,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:16:19,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:18" (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 17:16:19,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:16:19,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:16:19,092 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:16:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:16:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:16:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:16:19,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:16:19,094 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:16:19,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:16:19,094 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:16:19,095 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:16:19,095 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:16:19,095 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:16:19,096 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:16:19,096 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:16:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:16:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:16:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:16:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:16:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:16:22,894 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:16:22,895 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:16:22,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:16:22 BoogieIcfgContainer [2019-09-11 17:16:22,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:16:22,898 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:16:22,901 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:16:22,902 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:16:22,903 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:16:22" (1/1) ... [2019-09-11 17:16:22,969 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:16:23,413 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:17:08,839 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:17:08,941 INFO L272 AbstractInterpreter]: Visited 955 different actions 20120 times. Merged at 547 different actions 12251 times. Widened at 105 different actions 1534 times. Performed 64764 root evaluator evaluations with a maximum evaluation depth of 6. Performed 64764 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 4850 fixpoints after 261 different actions. Largest state had 1075 variables. [2019-09-11 17:17:08,942 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:17:08,945 INFO L168 Benchmark]: Toolchain (without parser) took 52125.36 ms. Allocated memory was 143.1 MB in the beginning and 2.0 GB in the end (delta: 1.9 GB). Free memory was 83.4 MB in the beginning and 232.7 MB in the end (delta: -149.3 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2019-09-11 17:17:08,946 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 143.1 MB. Free memory is still 108.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:17:08,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1850.51 ms. Allocated memory was 143.1 MB in the beginning and 237.5 MB in the end (delta: 94.4 MB). Free memory was 83.0 MB in the beginning and 120.3 MB in the end (delta: -37.3 MB). Peak memory consumption was 64.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:08,949 INFO L168 Benchmark]: Boogie Preprocessor took 343.69 ms. Allocated memory is still 237.5 MB. Free memory was 120.3 MB in the beginning and 103.7 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:08,952 INFO L168 Benchmark]: RCFGBuilder took 3882.30 ms. Allocated memory was 237.5 MB in the beginning and 331.9 MB in the end (delta: 94.4 MB). Free memory was 103.7 MB in the beginning and 268.0 MB in the end (delta: -164.3 MB). Peak memory consumption was 115.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:08,953 INFO L168 Benchmark]: Abstract Interpretation took 46044.60 ms. Allocated memory was 331.9 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 268.0 MB in the beginning and 232.7 MB in the end (delta: 35.3 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2019-09-11 17:17:08,962 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 143.1 MB. Free memory is still 108.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1850.51 ms. Allocated memory was 143.1 MB in the beginning and 237.5 MB in the end (delta: 94.4 MB). Free memory was 83.0 MB in the beginning and 120.3 MB in the end (delta: -37.3 MB). Peak memory consumption was 64.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 343.69 ms. Allocated memory is still 237.5 MB. Free memory was 120.3 MB in the beginning and 103.7 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3882.30 ms. Allocated memory was 237.5 MB in the beginning and 331.9 MB in the end (delta: 94.4 MB). Free memory was 103.7 MB in the beginning and 268.0 MB in the end (delta: -164.3 MB). Peak memory consumption was 115.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 46044.60 ms. Allocated memory was 331.9 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 268.0 MB in the beginning and 232.7 MB in the end (delta: 35.3 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1798]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_19080; [L55] int __return_22830; [L56] int __return_19254; [L57] int __return_19337; [L58] int __return_19754; [L59] int __return_20306; [L60] int __return_20551; [L61] int __return_21733; [L62] int __return_21990; [L63] int __return_22543; [L64] int __return_22792; [L65] int __return_19596; [L66] int __return_19829; [L67] int __return_20393; [L68] int __return_20629; [L69] int __return_21832; [L70] int __return_22068; [L71] int __return_22633; [L72] int __return_22752; [L73] int __return_22911; [L74] int __return_22878; [L75] int __return_22581; [L76] int __return_22492; [L77] int __return_22703; [L78] int __return_22670; [L79] int __return_23135; [L80] int __return_23104; [L81] int __return_23198; [L82] int __return_23165; [L83] int __return_22990; [L84] int __return_22959; [L85] int __return_23053; [L86] int __return_23020; [L87] int __return_22028; [L88] int __return_21951; [L89] int __return_22138; [L90] int __return_22105; [L91] int __return_21769; [L92] int __return_21668; [L93] int __return_21902; [L94] int __return_21869; [L95] int __return_22362; [L96] int __return_22331; [L97] int __return_22425; [L98] int __return_22392; [L99] int __return_22217; [L100] int __return_22186; [L101] int __return_22280; [L102] int __return_22247; [L103] int __return_23438; [L104] int __return_23407; [L105] int __return_23501; [L106] int __return_23468; [L107] int __return_23295; [L108] int __return_23264; [L109] int __return_23358; [L110] int __return_23325; [L111] int __return_23725; [L112] int __return_23694; [L113] int __return_23788; [L114] int __return_23755; [L115] int __return_23580; [L116] int __return_23549; [L117] int __return_23643; [L118] int __return_23610; [L119] int __return_20589; [L120] int __return_20512; [L121] int __return_20699; [L122] int __return_20666; [L123] int __return_20342; [L124] int __return_20253; [L125] int __return_20463; [L126] int __return_20430; [L127] int __return_20923; [L128] int __return_20892; [L129] int __return_20986; [L130] int __return_20953; [L131] int __return_20778; [L132] int __return_20747; [L133] int __return_20841; [L134] int __return_20808; [L135] int __return_19790; [L136] int __return_19713; [L137] int __return_19899; [L138] int __return_19866; [L139] int __return_19519; [L140] int __return_19179; [L141] int __return_19664; [L142] int __return_19631; [L143] int __return_20123; [L144] int __return_20092; [L145] int __return_20186; [L146] int __return_20153; [L147] int __return_19978; [L148] int __return_19947; [L149] int __return_20041; [L150] int __return_20008; [L151] int __return_21226; [L152] int __return_21195; [L153] int __return_21289; [L154] int __return_21256; [L155] int __return_21083; [L156] int __return_21052; [L157] int __return_21146; [L158] int __return_21113; [L159] int __return_21513; [L160] int __return_21482; [L161] int __return_21576; [L162] int __return_21543; [L163] int __return_21368; [L164] int __return_21337; [L165] int __return_21431; [L166] int __return_21398; [L167] int __return_24644; [L168] int __return_24613; [L169] int __return_24707; [L170] int __return_24674; [L171] int __return_24501; [L172] int __return_24470; [L173] int __return_24564; [L174] int __return_24531; [L175] int __return_24931; [L176] int __return_24900; [L177] int __return_24994; [L178] int __return_24961; [L179] int __return_24786; [L180] int __return_24755; [L181] int __return_24849; [L182] int __return_24816; [L183] int __return_24053; [L184] int __return_24022; [L185] int __return_24116; [L186] int __return_24083; [L187] int __return_23910; [L188] int __return_23879; [L189] int __return_23973; [L190] int __return_23940; [L191] int __return_24340; [L192] int __return_24309; [L193] int __return_24403; [L194] int __return_24370; [L195] int __return_24195; [L196] int __return_24164; [L197] int __return_24258; [L198] int __return_24225; [L199] int __return_25234; [L200] int __return_25203; [L201] int __return_25297; [L202] int __return_25264; [L203] int __return_25091; [L204] int __return_25060; [L205] int __return_25154; [L206] int __return_25121; [L207] int __return_25521; [L208] int __return_25490; [L209] int __return_25584; [L210] int __return_25551; [L211] int __return_25376; [L212] int __return_25345; [L213] int __return_25439; [L214] int __return_25406; [L217] int main__c1; [L218] int main__i2; [L219] main__c1 = 0 [L220] r1 = __VERIFIER_nondet_uchar() [L221] id1 = __VERIFIER_nondet_char() [L222] st1 = __VERIFIER_nondet_char() [L223] send1 = __VERIFIER_nondet_char() [L224] mode1 = __VERIFIER_nondet_bool() [L225] alive1 = __VERIFIER_nondet_bool() [L226] id2 = __VERIFIER_nondet_char() [L227] st2 = __VERIFIER_nondet_char() [L228] send2 = __VERIFIER_nondet_char() [L229] mode2 = __VERIFIER_nondet_bool() [L230] alive2 = __VERIFIER_nondet_bool() [L231] id3 = __VERIFIER_nondet_char() [L232] st3 = __VERIFIER_nondet_char() [L233] send3 = __VERIFIER_nondet_char() [L234] mode3 = __VERIFIER_nondet_bool() [L235] alive3 = __VERIFIER_nondet_bool() [L236] id4 = __VERIFIER_nondet_char() [L237] st4 = __VERIFIER_nondet_char() [L238] send4 = __VERIFIER_nondet_char() [L239] mode4 = __VERIFIER_nondet_bool() [L240] alive4 = __VERIFIER_nondet_bool() [L242] int init__tmp; [L243] COND TRUE ((int)r1) == 0 [L245] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L247] COND TRUE ((int)id1) >= 0 [L249] COND TRUE ((int)st1) == 0 [L251] COND TRUE ((int)send1) == ((int)id1) [L253] COND TRUE ((int)mode1) == 0 [L255] COND TRUE ((int)id2) >= 0 [L257] COND TRUE ((int)st2) == 0 [L259] COND TRUE ((int)send2) == ((int)id2) [L261] COND TRUE ((int)mode2) == 0 [L263] COND TRUE ((int)id3) >= 0 [L265] COND TRUE ((int)st3) == 0 [L267] COND TRUE ((int)send3) == ((int)id3) [L269] COND TRUE ((int)mode3) == 0 [L271] COND TRUE ((int)id4) >= 0 [L273] COND TRUE ((int)st4) == 0 [L275] COND TRUE ((int)send4) == ((int)id4) [L277] COND TRUE ((int)mode4) == 0 [L279] COND TRUE ((int)id1) != ((int)id2) [L281] COND TRUE ((int)id1) != ((int)id3) [L283] COND TRUE ((int)id1) != ((int)id4) [L285] COND TRUE ((int)id2) != ((int)id3) [L287] COND TRUE ((int)id2) != ((int)id4) [L289] COND TRUE ((int)id3) != ((int)id4) [L291] init__tmp = 1 [L292] __return_19080 = init__tmp [L293] main__i2 = __return_19080 [L294] COND TRUE main__i2 != 0 [L296] p1_old = nomsg [L297] p1_new = nomsg [L298] p2_old = nomsg [L299] p2_new = nomsg [L300] p3_old = nomsg [L301] p3_new = nomsg [L302] p4_old = nomsg [L303] p4_new = nomsg [L304] main__i2 = 0 [L306] msg_t node1__m1; [L307] node1__m1 = nomsg [L308] COND FALSE !(!(mode1 == 0)) [L314] COND FALSE !(!(alive1 == 0)) [L8242] COND FALSE !(((int)send1) != ((int)id1)) [L8263] mode1 = 1 [L8265] msg_t node2__m2; [L8266] node2__m2 = nomsg [L8267] COND FALSE !(!(mode2 == 0)) [L8273] COND FALSE !(!(alive2 == 0)) [L10283] COND FALSE !(((int)send2) != ((int)id2)) [L10304] mode2 = 1 [L10306] msg_t node3__m3; [L10307] node3__m3 = nomsg [L10308] COND FALSE !(!(mode3 == 0)) [L10314] COND FALSE !(!(alive3 == 0)) [L10803] COND FALSE !(((int)send3) != ((int)id3)) [L11060] mode3 = 1 [L11062] msg_t node4__m4; [L11063] node4__m4 = nomsg [L11064] COND FALSE !(!(mode4 == 0)) [L11070] COND TRUE !(alive4 == 0) [L11072] int node4____CPAchecker_TMP_0; [L11073] COND TRUE send4 != nomsg [L11075] COND TRUE p4_new == nomsg [L11077] node4____CPAchecker_TMP_0 = send4 [L11078] p4_new = node4____CPAchecker_TMP_0 [L11079] mode4 = 1 [L11080] p1_old = p1_new [L11081] p1_new = nomsg [L11082] p2_old = p2_new [L11083] p2_new = nomsg [L11084] p3_old = p3_new [L11085] p3_new = nomsg [L11086] p4_old = p4_new [L11087] p4_new = nomsg [L11089] int check__tmp; [L11090] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L11092] COND TRUE ((int)r1) < 4 [L11094] check__tmp = 1 [L11095] __return_25376 = check__tmp [L11096] main__c1 = __return_25376 [L11098] _Bool __tmp_153; [L11099] __tmp_153 = main__c1 [L11100] _Bool assert__arg; [L11101] assert__arg = __tmp_153 [L11102] COND FALSE !(assert__arg == 0) [L413] msg_t node1__m1; [L414] node1__m1 = nomsg [L415] COND TRUE !(mode1 == 0) [L417] COND FALSE !(r1 == 255) [L423] r1 = r1 + 1 [L424] node1__m1 = p4_old [L425] p4_old = nomsg [L426] COND TRUE ((int)node1__m1) != ((int)nomsg) [L428] COND TRUE !(alive1 == 0) [L430] COND FALSE !(((int)node1__m1) > ((int)id1)) [L1583] COND TRUE ((int)node1__m1) == ((int)id1) [L1585] st1 = 1 [L1586] mode1 = 0 [L1588] msg_t node2__m2; [L1589] node2__m2 = nomsg [L1590] COND TRUE !(mode2 == 0) [L1592] node2__m2 = p1_old [L1593] p1_old = nomsg [L1594] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L2195] mode2 = 0 [L1605] msg_t node3__m3; [L1606] node3__m3 = nomsg [L1607] COND TRUE !(mode3 == 0) [L1609] node3__m3 = p2_old [L1610] p2_old = nomsg [L1611] COND TRUE ((int)node3__m3) != ((int)nomsg) [L1613] COND TRUE !(alive3 == 0) [L1615] COND FALSE !(((int)node3__m3) > ((int)id3)) [L1751] COND TRUE ((int)node3__m3) == ((int)id3) [L1753] st3 = 1 [L1754] mode3 = 0 [L1756] msg_t node4__m4; [L1757] node4__m4 = nomsg [L1758] COND TRUE !(mode4 == 0) [L1760] node4__m4 = p3_old [L1761] p3_old = nomsg [L1762] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L1872] mode4 = 0 [L1772] p1_old = p1_new [L1773] p1_new = nomsg [L1774] p2_old = p2_new [L1775] p2_new = nomsg [L1776] p3_old = p3_new [L1777] p3_new = nomsg [L1778] p4_old = p4_new [L1779] p4_new = nomsg [L1781] int check__tmp; [L1782] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1788] check__tmp = 0 [L1789] __return_20393 = check__tmp [L1790] main__c1 = __return_20393 [L1792] _Bool __tmp_12; [L1793] __tmp_12 = main__c1 [L1794] _Bool assert__arg; [L1795] assert__arg = __tmp_12 [L1796] COND TRUE assert__arg == 0 [L1798] __VERIFIER_error() - UnprovableResult [Line: 1186]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_19080; [L55] int __return_22830; [L56] int __return_19254; [L57] int __return_19337; [L58] int __return_19754; [L59] int __return_20306; [L60] int __return_20551; [L61] int __return_21733; [L62] int __return_21990; [L63] int __return_22543; [L64] int __return_22792; [L65] int __return_19596; [L66] int __return_19829; [L67] int __return_20393; [L68] int __return_20629; [L69] int __return_21832; [L70] int __return_22068; [L71] int __return_22633; [L72] int __return_22752; [L73] int __return_22911; [L74] int __return_22878; [L75] int __return_22581; [L76] int __return_22492; [L77] int __return_22703; [L78] int __return_22670; [L79] int __return_23135; [L80] int __return_23104; [L81] int __return_23198; [L82] int __return_23165; [L83] int __return_22990; [L84] int __return_22959; [L85] int __return_23053; [L86] int __return_23020; [L87] int __return_22028; [L88] int __return_21951; [L89] int __return_22138; [L90] int __return_22105; [L91] int __return_21769; [L92] int __return_21668; [L93] int __return_21902; [L94] int __return_21869; [L95] int __return_22362; [L96] int __return_22331; [L97] int __return_22425; [L98] int __return_22392; [L99] int __return_22217; [L100] int __return_22186; [L101] int __return_22280; [L102] int __return_22247; [L103] int __return_23438; [L104] int __return_23407; [L105] int __return_23501; [L106] int __return_23468; [L107] int __return_23295; [L108] int __return_23264; [L109] int __return_23358; [L110] int __return_23325; [L111] int __return_23725; [L112] int __return_23694; [L113] int __return_23788; [L114] int __return_23755; [L115] int __return_23580; [L116] int __return_23549; [L117] int __return_23643; [L118] int __return_23610; [L119] int __return_20589; [L120] int __return_20512; [L121] int __return_20699; [L122] int __return_20666; [L123] int __return_20342; [L124] int __return_20253; [L125] int __return_20463; [L126] int __return_20430; [L127] int __return_20923; [L128] int __return_20892; [L129] int __return_20986; [L130] int __return_20953; [L131] int __return_20778; [L132] int __return_20747; [L133] int __return_20841; [L134] int __return_20808; [L135] int __return_19790; [L136] int __return_19713; [L137] int __return_19899; [L138] int __return_19866; [L139] int __return_19519; [L140] int __return_19179; [L141] int __return_19664; [L142] int __return_19631; [L143] int __return_20123; [L144] int __return_20092; [L145] int __return_20186; [L146] int __return_20153; [L147] int __return_19978; [L148] int __return_19947; [L149] int __return_20041; [L150] int __return_20008; [L151] int __return_21226; [L152] int __return_21195; [L153] int __return_21289; [L154] int __return_21256; [L155] int __return_21083; [L156] int __return_21052; [L157] int __return_21146; [L158] int __return_21113; [L159] int __return_21513; [L160] int __return_21482; [L161] int __return_21576; [L162] int __return_21543; [L163] int __return_21368; [L164] int __return_21337; [L165] int __return_21431; [L166] int __return_21398; [L167] int __return_24644; [L168] int __return_24613; [L169] int __return_24707; [L170] int __return_24674; [L171] int __return_24501; [L172] int __return_24470; [L173] int __return_24564; [L174] int __return_24531; [L175] int __return_24931; [L176] int __return_24900; [L177] int __return_24994; [L178] int __return_24961; [L179] int __return_24786; [L180] int __return_24755; [L181] int __return_24849; [L182] int __return_24816; [L183] int __return_24053; [L184] int __return_24022; [L185] int __return_24116; [L186] int __return_24083; [L187] int __return_23910; [L188] int __return_23879; [L189] int __return_23973; [L190] int __return_23940; [L191] int __return_24340; [L192] int __return_24309; [L193] int __return_24403; [L194] int __return_24370; [L195] int __return_24195; [L196] int __return_24164; [L197] int __return_24258; [L198] int __return_24225; [L199] int __return_25234; [L200] int __return_25203; [L201] int __return_25297; [L202] int __return_25264; [L203] int __return_25091; [L204] int __return_25060; [L205] int __return_25154; [L206] int __return_25121; [L207] int __return_25521; [L208] int __return_25490; [L209] int __return_25584; [L210] int __return_25551; [L211] int __return_25376; [L212] int __return_25345; [L213] int __return_25439; [L214] int __return_25406; [L217] int main__c1; [L218] int main__i2; [L219] main__c1 = 0 [L220] r1 = __VERIFIER_nondet_uchar() [L221] id1 = __VERIFIER_nondet_char() [L222] st1 = __VERIFIER_nondet_char() [L223] send1 = __VERIFIER_nondet_char() [L224] mode1 = __VERIFIER_nondet_bool() [L225] alive1 = __VERIFIER_nondet_bool() [L226] id2 = __VERIFIER_nondet_char() [L227] st2 = __VERIFIER_nondet_char() [L228] send2 = __VERIFIER_nondet_char() [L229] mode2 = __VERIFIER_nondet_bool() [L230] alive2 = __VERIFIER_nondet_bool() [L231] id3 = __VERIFIER_nondet_char() [L232] st3 = __VERIFIER_nondet_char() [L233] send3 = __VERIFIER_nondet_char() [L234] mode3 = __VERIFIER_nondet_bool() [L235] alive3 = __VERIFIER_nondet_bool() [L236] id4 = __VERIFIER_nondet_char() [L237] st4 = __VERIFIER_nondet_char() [L238] send4 = __VERIFIER_nondet_char() [L239] mode4 = __VERIFIER_nondet_bool() [L240] alive4 = __VERIFIER_nondet_bool() [L242] int init__tmp; [L243] COND TRUE ((int)r1) == 0 [L245] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L247] COND TRUE ((int)id1) >= 0 [L249] COND TRUE ((int)st1) == 0 [L251] COND TRUE ((int)send1) == ((int)id1) [L253] COND TRUE ((int)mode1) == 0 [L255] COND TRUE ((int)id2) >= 0 [L257] COND TRUE ((int)st2) == 0 [L259] COND TRUE ((int)send2) == ((int)id2) [L261] COND TRUE ((int)mode2) == 0 [L263] COND TRUE ((int)id3) >= 0 [L265] COND TRUE ((int)st3) == 0 [L267] COND TRUE ((int)send3) == ((int)id3) [L269] COND TRUE ((int)mode3) == 0 [L271] COND TRUE ((int)id4) >= 0 [L273] COND TRUE ((int)st4) == 0 [L275] COND TRUE ((int)send4) == ((int)id4) [L277] COND TRUE ((int)mode4) == 0 [L279] COND TRUE ((int)id1) != ((int)id2) [L281] COND TRUE ((int)id1) != ((int)id3) [L283] COND TRUE ((int)id1) != ((int)id4) [L285] COND TRUE ((int)id2) != ((int)id3) [L287] COND TRUE ((int)id2) != ((int)id4) [L289] COND TRUE ((int)id3) != ((int)id4) [L291] init__tmp = 1 [L292] __return_19080 = init__tmp [L293] main__i2 = __return_19080 [L294] COND TRUE main__i2 != 0 [L296] p1_old = nomsg [L297] p1_new = nomsg [L298] p2_old = nomsg [L299] p2_new = nomsg [L300] p3_old = nomsg [L301] p3_new = nomsg [L302] p4_old = nomsg [L303] p4_new = nomsg [L304] main__i2 = 0 [L306] msg_t node1__m1; [L307] node1__m1 = nomsg [L308] COND FALSE !(!(mode1 == 0)) [L314] COND FALSE !(!(alive1 == 0)) [L8242] COND FALSE !(((int)send1) != ((int)id1)) [L8263] mode1 = 1 [L8265] msg_t node2__m2; [L8266] node2__m2 = nomsg [L8267] COND FALSE !(!(mode2 == 0)) [L8273] COND FALSE !(!(alive2 == 0)) [L10283] COND FALSE !(((int)send2) != ((int)id2)) [L10304] mode2 = 1 [L10306] msg_t node3__m3; [L10307] node3__m3 = nomsg [L10308] COND FALSE !(!(mode3 == 0)) [L10314] COND TRUE !(alive3 == 0) [L10316] int node3____CPAchecker_TMP_0; [L10317] COND TRUE send3 != nomsg [L10319] COND TRUE p3_new == nomsg [L10321] node3____CPAchecker_TMP_0 = send3 [L10322] p3_new = node3____CPAchecker_TMP_0 [L10323] mode3 = 1 [L10325] msg_t node4__m4; [L10326] node4__m4 = nomsg [L10327] COND FALSE !(!(mode4 == 0)) [L10333] COND FALSE !(!(alive4 == 0)) [L10442] COND FALSE !(((int)send4) != ((int)id4)) [L10509] mode4 = 1 [L10510] p1_old = p1_new [L10511] p1_new = nomsg [L10512] p2_old = p2_new [L10513] p2_new = nomsg [L10514] p3_old = p3_new [L10515] p3_new = nomsg [L10516] p4_old = p4_new [L10517] p4_new = nomsg [L10519] int check__tmp; [L10520] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L10522] COND TRUE ((int)r1) < 4 [L10524] check__tmp = 1 [L10525] __return_25264 = check__tmp [L10526] main__c1 = __return_25264 [L10528] _Bool __tmp_144; [L10529] __tmp_144 = main__c1 [L10530] _Bool assert__arg; [L10531] assert__arg = __tmp_144 [L10532] COND FALSE !(assert__arg == 0) [L413] msg_t node1__m1; [L414] node1__m1 = nomsg [L415] COND TRUE !(mode1 == 0) [L417] COND FALSE !(r1 == 255) [L423] r1 = r1 + 1 [L424] node1__m1 = p4_old [L425] p4_old = nomsg [L426] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L2220] mode1 = 0 [L437] msg_t node2__m2; [L438] node2__m2 = nomsg [L439] COND TRUE !(mode2 == 0) [L441] node2__m2 = p1_old [L442] p1_old = nomsg [L443] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L1571] mode2 = 0 [L454] msg_t node3__m3; [L455] node3__m3 = nomsg [L456] COND TRUE !(mode3 == 0) [L458] node3__m3 = p2_old [L459] p2_old = nomsg [L460] COND TRUE ((int)node3__m3) != ((int)nomsg) [L462] COND TRUE !(alive3 == 0) [L464] COND FALSE !(((int)node3__m3) > ((int)id3)) [L1090] COND TRUE ((int)node3__m3) == ((int)id3) [L1092] st3 = 1 [L1093] mode3 = 0 [L1095] msg_t node4__m4; [L1096] node4__m4 = nomsg [L1097] COND TRUE !(mode4 == 0) [L1099] node4__m4 = p3_old [L1100] p3_old = nomsg [L1101] COND TRUE ((int)node4__m4) != ((int)nomsg) [L1103] COND TRUE !(alive4 == 0) [L1105] COND FALSE !(((int)node4__m4) > ((int)id4)) [L1156] COND TRUE ((int)node4__m4) == ((int)id4) [L1158] st4 = 1 [L1159] mode4 = 0 [L1160] p1_old = p1_new [L1161] p1_new = nomsg [L1162] p2_old = p2_new [L1163] p2_new = nomsg [L1164] p3_old = p3_new [L1165] p3_new = nomsg [L1166] p4_old = p4_new [L1167] p4_new = nomsg [L1169] int check__tmp; [L1170] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1176] check__tmp = 0 [L1177] __return_20551 = check__tmp [L1178] main__c1 = __return_20551 [L1180] _Bool __tmp_6; [L1181] __tmp_6 = main__c1 [L1182] _Bool assert__arg; [L1183] assert__arg = __tmp_6 [L1184] COND TRUE assert__arg == 0 [L1186] __VERIFIER_error() - UnprovableResult [Line: 1713]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_19080; [L55] int __return_22830; [L56] int __return_19254; [L57] int __return_19337; [L58] int __return_19754; [L59] int __return_20306; [L60] int __return_20551; [L61] int __return_21733; [L62] int __return_21990; [L63] int __return_22543; [L64] int __return_22792; [L65] int __return_19596; [L66] int __return_19829; [L67] int __return_20393; [L68] int __return_20629; [L69] int __return_21832; [L70] int __return_22068; [L71] int __return_22633; [L72] int __return_22752; [L73] int __return_22911; [L74] int __return_22878; [L75] int __return_22581; [L76] int __return_22492; [L77] int __return_22703; [L78] int __return_22670; [L79] int __return_23135; [L80] int __return_23104; [L81] int __return_23198; [L82] int __return_23165; [L83] int __return_22990; [L84] int __return_22959; [L85] int __return_23053; [L86] int __return_23020; [L87] int __return_22028; [L88] int __return_21951; [L89] int __return_22138; [L90] int __return_22105; [L91] int __return_21769; [L92] int __return_21668; [L93] int __return_21902; [L94] int __return_21869; [L95] int __return_22362; [L96] int __return_22331; [L97] int __return_22425; [L98] int __return_22392; [L99] int __return_22217; [L100] int __return_22186; [L101] int __return_22280; [L102] int __return_22247; [L103] int __return_23438; [L104] int __return_23407; [L105] int __return_23501; [L106] int __return_23468; [L107] int __return_23295; [L108] int __return_23264; [L109] int __return_23358; [L110] int __return_23325; [L111] int __return_23725; [L112] int __return_23694; [L113] int __return_23788; [L114] int __return_23755; [L115] int __return_23580; [L116] int __return_23549; [L117] int __return_23643; [L118] int __return_23610; [L119] int __return_20589; [L120] int __return_20512; [L121] int __return_20699; [L122] int __return_20666; [L123] int __return_20342; [L124] int __return_20253; [L125] int __return_20463; [L126] int __return_20430; [L127] int __return_20923; [L128] int __return_20892; [L129] int __return_20986; [L130] int __return_20953; [L131] int __return_20778; [L132] int __return_20747; [L133] int __return_20841; [L134] int __return_20808; [L135] int __return_19790; [L136] int __return_19713; [L137] int __return_19899; [L138] int __return_19866; [L139] int __return_19519; [L140] int __return_19179; [L141] int __return_19664; [L142] int __return_19631; [L143] int __return_20123; [L144] int __return_20092; [L145] int __return_20186; [L146] int __return_20153; [L147] int __return_19978; [L148] int __return_19947; [L149] int __return_20041; [L150] int __return_20008; [L151] int __return_21226; [L152] int __return_21195; [L153] int __return_21289; [L154] int __return_21256; [L155] int __return_21083; [L156] int __return_21052; [L157] int __return_21146; [L158] int __return_21113; [L159] int __return_21513; [L160] int __return_21482; [L161] int __return_21576; [L162] int __return_21543; [L163] int __return_21368; [L164] int __return_21337; [L165] int __return_21431; [L166] int __return_21398; [L167] int __return_24644; [L168] int __return_24613; [L169] int __return_24707; [L170] int __return_24674; [L171] int __return_24501; [L172] int __return_24470; [L173] int __return_24564; [L174] int __return_24531; [L175] int __return_24931; [L176] int __return_24900; [L177] int __return_24994; [L178] int __return_24961; [L179] int __return_24786; [L180] int __return_24755; [L181] int __return_24849; [L182] int __return_24816; [L183] int __return_24053; [L184] int __return_24022; [L185] int __return_24116; [L186] int __return_24083; [L187] int __return_23910; [L188] int __return_23879; [L189] int __return_23973; [L190] int __return_23940; [L191] int __return_24340; [L192] int __return_24309; [L193] int __return_24403; [L194] int __return_24370; [L195] int __return_24195; [L196] int __return_24164; [L197] int __return_24258; [L198] int __return_24225; [L199] int __return_25234; [L200] int __return_25203; [L201] int __return_25297; [L202] int __return_25264; [L203] int __return_25091; [L204] int __return_25060; [L205] int __return_25154; [L206] int __return_25121; [L207] int __return_25521; [L208] int __return_25490; [L209] int __return_25584; [L210] int __return_25551; [L211] int __return_25376; [L212] int __return_25345; [L213] int __return_25439; [L214] int __return_25406; [L217] int main__c1; [L218] int main__i2; [L219] main__c1 = 0 [L220] r1 = __VERIFIER_nondet_uchar() [L221] id1 = __VERIFIER_nondet_char() [L222] st1 = __VERIFIER_nondet_char() [L223] send1 = __VERIFIER_nondet_char() [L224] mode1 = __VERIFIER_nondet_bool() [L225] alive1 = __VERIFIER_nondet_bool() [L226] id2 = __VERIFIER_nondet_char() [L227] st2 = __VERIFIER_nondet_char() [L228] send2 = __VERIFIER_nondet_char() [L229] mode2 = __VERIFIER_nondet_bool() [L230] alive2 = __VERIFIER_nondet_bool() [L231] id3 = __VERIFIER_nondet_char() [L232] st3 = __VERIFIER_nondet_char() [L233] send3 = __VERIFIER_nondet_char() [L234] mode3 = __VERIFIER_nondet_bool() [L235] alive3 = __VERIFIER_nondet_bool() [L236] id4 = __VERIFIER_nondet_char() [L237] st4 = __VERIFIER_nondet_char() [L238] send4 = __VERIFIER_nondet_char() [L239] mode4 = __VERIFIER_nondet_bool() [L240] alive4 = __VERIFIER_nondet_bool() [L242] int init__tmp; [L243] COND TRUE ((int)r1) == 0 [L245] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L247] COND TRUE ((int)id1) >= 0 [L249] COND TRUE ((int)st1) == 0 [L251] COND TRUE ((int)send1) == ((int)id1) [L253] COND TRUE ((int)mode1) == 0 [L255] COND TRUE ((int)id2) >= 0 [L257] COND TRUE ((int)st2) == 0 [L259] COND TRUE ((int)send2) == ((int)id2) [L261] COND TRUE ((int)mode2) == 0 [L263] COND TRUE ((int)id3) >= 0 [L265] COND TRUE ((int)st3) == 0 [L267] COND TRUE ((int)send3) == ((int)id3) [L269] COND TRUE ((int)mode3) == 0 [L271] COND TRUE ((int)id4) >= 0 [L273] COND TRUE ((int)st4) == 0 [L275] COND TRUE ((int)send4) == ((int)id4) [L277] COND TRUE ((int)mode4) == 0 [L279] COND TRUE ((int)id1) != ((int)id2) [L281] COND TRUE ((int)id1) != ((int)id3) [L283] COND TRUE ((int)id1) != ((int)id4) [L285] COND TRUE ((int)id2) != ((int)id3) [L287] COND TRUE ((int)id2) != ((int)id4) [L289] COND TRUE ((int)id3) != ((int)id4) [L291] init__tmp = 1 [L292] __return_19080 = init__tmp [L293] main__i2 = __return_19080 [L294] COND TRUE main__i2 != 0 [L296] p1_old = nomsg [L297] p1_new = nomsg [L298] p2_old = nomsg [L299] p2_new = nomsg [L300] p3_old = nomsg [L301] p3_new = nomsg [L302] p4_old = nomsg [L303] p4_new = nomsg [L304] main__i2 = 0 [L306] msg_t node1__m1; [L307] node1__m1 = nomsg [L308] COND FALSE !(!(mode1 == 0)) [L314] COND FALSE !(!(alive1 == 0)) [L8242] COND FALSE !(((int)send1) != ((int)id1)) [L8263] mode1 = 1 [L8265] msg_t node2__m2; [L8266] node2__m2 = nomsg [L8267] COND FALSE !(!(mode2 == 0)) [L8273] COND FALSE !(!(alive2 == 0)) [L10283] COND FALSE !(((int)send2) != ((int)id2)) [L10304] mode2 = 1 [L10306] msg_t node3__m3; [L10307] node3__m3 = nomsg [L10308] COND FALSE !(!(mode3 == 0)) [L10314] COND TRUE !(alive3 == 0) [L10316] int node3____CPAchecker_TMP_0; [L10317] COND TRUE send3 != nomsg [L10319] COND TRUE p3_new == nomsg [L10321] node3____CPAchecker_TMP_0 = send3 [L10322] p3_new = node3____CPAchecker_TMP_0 [L10323] mode3 = 1 [L10325] msg_t node4__m4; [L10326] node4__m4 = nomsg [L10327] COND FALSE !(!(mode4 == 0)) [L10333] COND FALSE !(!(alive4 == 0)) [L10442] COND FALSE !(((int)send4) != ((int)id4)) [L10509] mode4 = 1 [L10510] p1_old = p1_new [L10511] p1_new = nomsg [L10512] p2_old = p2_new [L10513] p2_new = nomsg [L10514] p3_old = p3_new [L10515] p3_new = nomsg [L10516] p4_old = p4_new [L10517] p4_new = nomsg [L10519] int check__tmp; [L10520] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L10522] COND TRUE ((int)r1) < 4 [L10524] check__tmp = 1 [L10525] __return_25264 = check__tmp [L10526] main__c1 = __return_25264 [L10528] _Bool __tmp_144; [L10529] __tmp_144 = main__c1 [L10530] _Bool assert__arg; [L10531] assert__arg = __tmp_144 [L10532] COND FALSE !(assert__arg == 0) [L413] msg_t node1__m1; [L414] node1__m1 = nomsg [L415] COND TRUE !(mode1 == 0) [L417] COND FALSE !(r1 == 255) [L423] r1 = r1 + 1 [L424] node1__m1 = p4_old [L425] p4_old = nomsg [L426] COND TRUE ((int)node1__m1) != ((int)nomsg) [L428] COND TRUE !(alive1 == 0) [L430] COND FALSE !(((int)node1__m1) > ((int)id1)) [L1583] COND TRUE ((int)node1__m1) == ((int)id1) [L1585] st1 = 1 [L1586] mode1 = 0 [L1588] msg_t node2__m2; [L1589] node2__m2 = nomsg [L1590] COND TRUE !(mode2 == 0) [L1592] node2__m2 = p1_old [L1593] p1_old = nomsg [L1594] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L2195] mode2 = 0 [L1605] msg_t node3__m3; [L1606] node3__m3 = nomsg [L1607] COND TRUE !(mode3 == 0) [L1609] node3__m3 = p2_old [L1610] p2_old = nomsg [L1611] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L1897] mode3 = 0 [L1622] msg_t node4__m4; [L1623] node4__m4 = nomsg [L1624] COND TRUE !(mode4 == 0) [L1626] node4__m4 = p3_old [L1627] p3_old = nomsg [L1628] COND TRUE ((int)node4__m4) != ((int)nomsg) [L1630] COND TRUE !(alive4 == 0) [L1632] COND FALSE !(((int)node4__m4) > ((int)id4)) [L1683] COND TRUE ((int)node4__m4) == ((int)id4) [L1685] st4 = 1 [L1686] mode4 = 0 [L1687] p1_old = p1_new [L1688] p1_new = nomsg [L1689] p2_old = p2_new [L1690] p2_new = nomsg [L1691] p3_old = p3_new [L1692] p3_new = nomsg [L1693] p4_old = p4_new [L1694] p4_new = nomsg [L1696] int check__tmp; [L1697] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1703] check__tmp = 0 [L1704] __return_19829 = check__tmp [L1705] main__c1 = __return_19829 [L1707] _Bool __tmp_11; [L1708] __tmp_11 = main__c1 [L1709] _Bool assert__arg; [L1710] assert__arg = __tmp_11 [L1711] COND TRUE assert__arg == 0 [L1713] __VERIFIER_error() - UnprovableResult [Line: 1447]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_19080; [L55] int __return_22830; [L56] int __return_19254; [L57] int __return_19337; [L58] int __return_19754; [L59] int __return_20306; [L60] int __return_20551; [L61] int __return_21733; [L62] int __return_21990; [L63] int __return_22543; [L64] int __return_22792; [L65] int __return_19596; [L66] int __return_19829; [L67] int __return_20393; [L68] int __return_20629; [L69] int __return_21832; [L70] int __return_22068; [L71] int __return_22633; [L72] int __return_22752; [L73] int __return_22911; [L74] int __return_22878; [L75] int __return_22581; [L76] int __return_22492; [L77] int __return_22703; [L78] int __return_22670; [L79] int __return_23135; [L80] int __return_23104; [L81] int __return_23198; [L82] int __return_23165; [L83] int __return_22990; [L84] int __return_22959; [L85] int __return_23053; [L86] int __return_23020; [L87] int __return_22028; [L88] int __return_21951; [L89] int __return_22138; [L90] int __return_22105; [L91] int __return_21769; [L92] int __return_21668; [L93] int __return_21902; [L94] int __return_21869; [L95] int __return_22362; [L96] int __return_22331; [L97] int __return_22425; [L98] int __return_22392; [L99] int __return_22217; [L100] int __return_22186; [L101] int __return_22280; [L102] int __return_22247; [L103] int __return_23438; [L104] int __return_23407; [L105] int __return_23501; [L106] int __return_23468; [L107] int __return_23295; [L108] int __return_23264; [L109] int __return_23358; [L110] int __return_23325; [L111] int __return_23725; [L112] int __return_23694; [L113] int __return_23788; [L114] int __return_23755; [L115] int __return_23580; [L116] int __return_23549; [L117] int __return_23643; [L118] int __return_23610; [L119] int __return_20589; [L120] int __return_20512; [L121] int __return_20699; [L122] int __return_20666; [L123] int __return_20342; [L124] int __return_20253; [L125] int __return_20463; [L126] int __return_20430; [L127] int __return_20923; [L128] int __return_20892; [L129] int __return_20986; [L130] int __return_20953; [L131] int __return_20778; [L132] int __return_20747; [L133] int __return_20841; [L134] int __return_20808; [L135] int __return_19790; [L136] int __return_19713; [L137] int __return_19899; [L138] int __return_19866; [L139] int __return_19519; [L140] int __return_19179; [L141] int __return_19664; [L142] int __return_19631; [L143] int __return_20123; [L144] int __return_20092; [L145] int __return_20186; [L146] int __return_20153; [L147] int __return_19978; [L148] int __return_19947; [L149] int __return_20041; [L150] int __return_20008; [L151] int __return_21226; [L152] int __return_21195; [L153] int __return_21289; [L154] int __return_21256; [L155] int __return_21083; [L156] int __return_21052; [L157] int __return_21146; [L158] int __return_21113; [L159] int __return_21513; [L160] int __return_21482; [L161] int __return_21576; [L162] int __return_21543; [L163] int __return_21368; [L164] int __return_21337; [L165] int __return_21431; [L166] int __return_21398; [L167] int __return_24644; [L168] int __return_24613; [L169] int __return_24707; [L170] int __return_24674; [L171] int __return_24501; [L172] int __return_24470; [L173] int __return_24564; [L174] int __return_24531; [L175] int __return_24931; [L176] int __return_24900; [L177] int __return_24994; [L178] int __return_24961; [L179] int __return_24786; [L180] int __return_24755; [L181] int __return_24849; [L182] int __return_24816; [L183] int __return_24053; [L184] int __return_24022; [L185] int __return_24116; [L186] int __return_24083; [L187] int __return_23910; [L188] int __return_23879; [L189] int __return_23973; [L190] int __return_23940; [L191] int __return_24340; [L192] int __return_24309; [L193] int __return_24403; [L194] int __return_24370; [L195] int __return_24195; [L196] int __return_24164; [L197] int __return_24258; [L198] int __return_24225; [L199] int __return_25234; [L200] int __return_25203; [L201] int __return_25297; [L202] int __return_25264; [L203] int __return_25091; [L204] int __return_25060; [L205] int __return_25154; [L206] int __return_25121; [L207] int __return_25521; [L208] int __return_25490; [L209] int __return_25584; [L210] int __return_25551; [L211] int __return_25376; [L212] int __return_25345; [L213] int __return_25439; [L214] int __return_25406; [L217] int main__c1; [L218] int main__i2; [L219] main__c1 = 0 [L220] r1 = __VERIFIER_nondet_uchar() [L221] id1 = __VERIFIER_nondet_char() [L222] st1 = __VERIFIER_nondet_char() [L223] send1 = __VERIFIER_nondet_char() [L224] mode1 = __VERIFIER_nondet_bool() [L225] alive1 = __VERIFIER_nondet_bool() [L226] id2 = __VERIFIER_nondet_char() [L227] st2 = __VERIFIER_nondet_char() [L228] send2 = __VERIFIER_nondet_char() [L229] mode2 = __VERIFIER_nondet_bool() [L230] alive2 = __VERIFIER_nondet_bool() [L231] id3 = __VERIFIER_nondet_char() [L232] st3 = __VERIFIER_nondet_char() [L233] send3 = __VERIFIER_nondet_char() [L234] mode3 = __VERIFIER_nondet_bool() [L235] alive3 = __VERIFIER_nondet_bool() [L236] id4 = __VERIFIER_nondet_char() [L237] st4 = __VERIFIER_nondet_char() [L238] send4 = __VERIFIER_nondet_char() [L239] mode4 = __VERIFIER_nondet_bool() [L240] alive4 = __VERIFIER_nondet_bool() [L242] int init__tmp; [L243] COND TRUE ((int)r1) == 0 [L245] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L247] COND TRUE ((int)id1) >= 0 [L249] COND TRUE ((int)st1) == 0 [L251] COND TRUE ((int)send1) == ((int)id1) [L253] COND TRUE ((int)mode1) == 0 [L255] COND TRUE ((int)id2) >= 0 [L257] COND TRUE ((int)st2) == 0 [L259] COND TRUE ((int)send2) == ((int)id2) [L261] COND TRUE ((int)mode2) == 0 [L263] COND TRUE ((int)id3) >= 0 [L265] COND TRUE ((int)st3) == 0 [L267] COND TRUE ((int)send3) == ((int)id3) [L269] COND TRUE ((int)mode3) == 0 [L271] COND TRUE ((int)id4) >= 0 [L273] COND TRUE ((int)st4) == 0 [L275] COND TRUE ((int)send4) == ((int)id4) [L277] COND TRUE ((int)mode4) == 0 [L279] COND TRUE ((int)id1) != ((int)id2) [L281] COND TRUE ((int)id1) != ((int)id3) [L283] COND TRUE ((int)id1) != ((int)id4) [L285] COND TRUE ((int)id2) != ((int)id3) [L287] COND TRUE ((int)id2) != ((int)id4) [L289] COND TRUE ((int)id3) != ((int)id4) [L291] init__tmp = 1 [L292] __return_19080 = init__tmp [L293] main__i2 = __return_19080 [L294] COND TRUE main__i2 != 0 [L296] p1_old = nomsg [L297] p1_new = nomsg [L298] p2_old = nomsg [L299] p2_new = nomsg [L300] p3_old = nomsg [L301] p3_new = nomsg [L302] p4_old = nomsg [L303] p4_new = nomsg [L304] main__i2 = 0 [L306] msg_t node1__m1; [L307] node1__m1 = nomsg [L308] COND FALSE !(!(mode1 == 0)) [L314] COND TRUE !(alive1 == 0) [L316] int node1____CPAchecker_TMP_0; [L317] COND TRUE send1 != nomsg [L319] COND TRUE p1_new == nomsg [L321] node1____CPAchecker_TMP_0 = send1 [L322] p1_new = node1____CPAchecker_TMP_0 [L324] mode1 = 1 [L326] msg_t node2__m2; [L327] node2__m2 = nomsg [L328] COND FALSE !(!(mode2 == 0)) [L334] COND TRUE !(alive2 == 0) [L336] int node2____CPAchecker_TMP_0; [L337] COND TRUE send2 != nomsg [L339] COND TRUE p2_new == nomsg [L341] node2____CPAchecker_TMP_0 = send2 [L342] p2_new = node2____CPAchecker_TMP_0 [L344] mode2 = 1 [L346] msg_t node3__m3; [L347] node3__m3 = nomsg [L348] COND FALSE !(!(mode3 == 0)) [L354] COND FALSE !(!(alive3 == 0)) [L2661] COND FALSE !(((int)send3) != ((int)id3)) [L2918] mode3 = 1 [L2920] msg_t node4__m4; [L2921] node4__m4 = nomsg [L2922] COND FALSE !(!(mode4 == 0)) [L2928] COND FALSE !(!(alive4 == 0)) [L3037] COND FALSE !(((int)send4) != ((int)id4)) [L3104] mode4 = 1 [L3105] p1_old = p1_new [L3106] p1_new = nomsg [L3107] p2_old = p2_new [L3108] p2_new = nomsg [L3109] p3_old = p3_new [L3110] p3_new = nomsg [L3111] p4_old = p4_new [L3112] p4_new = nomsg [L3114] int check__tmp; [L3115] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L3117] COND TRUE ((int)r1) < 4 [L3119] check__tmp = 1 [L3120] __return_23020 = check__tmp [L3121] main__c1 = __return_23020 [L3123] _Bool __tmp_28; [L3124] __tmp_28 = main__c1 [L3125] _Bool assert__arg; [L3126] assert__arg = __tmp_28 [L3127] COND FALSE !(assert__arg == 0) [L413] msg_t node1__m1; [L414] node1__m1 = nomsg [L415] COND TRUE !(mode1 == 0) [L417] COND FALSE !(r1 == 255) [L423] r1 = r1 + 1 [L424] node1__m1 = p4_old [L425] p4_old = nomsg [L426] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L2220] mode1 = 0 [L437] msg_t node2__m2; [L438] node2__m2 = nomsg [L439] COND TRUE !(mode2 == 0) [L441] node2__m2 = p1_old [L442] p1_old = nomsg [L443] COND TRUE ((int)node2__m2) != ((int)nomsg) [L445] COND TRUE !(alive2 == 0) [L447] COND FALSE !(((int)node2__m2) > ((int)id2)) [L1249] COND TRUE ((int)node2__m2) == ((int)id2) [L1251] st2 = 1 [L1252] mode2 = 0 [L1254] msg_t node3__m3; [L1255] node3__m3 = nomsg [L1256] COND TRUE !(mode3 == 0) [L1258] node3__m3 = p2_old [L1259] p2_old = nomsg [L1260] COND TRUE ((int)node3__m3) != ((int)nomsg) [L1262] COND TRUE !(alive3 == 0) [L1264] COND FALSE !(((int)node3__m3) > ((int)id3)) [L1400] COND TRUE ((int)node3__m3) == ((int)id3) [L1402] st3 = 1 [L1403] mode3 = 0 [L1405] msg_t node4__m4; [L1406] node4__m4 = nomsg [L1407] COND TRUE !(mode4 == 0) [L1409] node4__m4 = p3_old [L1410] p3_old = nomsg [L1411] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L1521] mode4 = 0 [L1421] p1_old = p1_new [L1422] p1_new = nomsg [L1423] p2_old = p2_new [L1424] p2_new = nomsg [L1425] p3_old = p3_new [L1426] p3_new = nomsg [L1427] p4_old = p4_new [L1428] p4_new = nomsg [L1430] int check__tmp; [L1431] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1437] check__tmp = 0 [L1438] __return_22543 = check__tmp [L1439] main__c1 = __return_22543 [L1441] _Bool __tmp_9; [L1442] __tmp_9 = main__c1 [L1443] _Bool assert__arg; [L1444] assert__arg = __tmp_9 [L1445] COND TRUE assert__arg == 0 [L1447] __VERIFIER_error() - UnprovableResult [Line: 1973]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_19080; [L55] int __return_22830; [L56] int __return_19254; [L57] int __return_19337; [L58] int __return_19754; [L59] int __return_20306; [L60] int __return_20551; [L61] int __return_21733; [L62] int __return_21990; [L63] int __return_22543; [L64] int __return_22792; [L65] int __return_19596; [L66] int __return_19829; [L67] int __return_20393; [L68] int __return_20629; [L69] int __return_21832; [L70] int __return_22068; [L71] int __return_22633; [L72] int __return_22752; [L73] int __return_22911; [L74] int __return_22878; [L75] int __return_22581; [L76] int __return_22492; [L77] int __return_22703; [L78] int __return_22670; [L79] int __return_23135; [L80] int __return_23104; [L81] int __return_23198; [L82] int __return_23165; [L83] int __return_22990; [L84] int __return_22959; [L85] int __return_23053; [L86] int __return_23020; [L87] int __return_22028; [L88] int __return_21951; [L89] int __return_22138; [L90] int __return_22105; [L91] int __return_21769; [L92] int __return_21668; [L93] int __return_21902; [L94] int __return_21869; [L95] int __return_22362; [L96] int __return_22331; [L97] int __return_22425; [L98] int __return_22392; [L99] int __return_22217; [L100] int __return_22186; [L101] int __return_22280; [L102] int __return_22247; [L103] int __return_23438; [L104] int __return_23407; [L105] int __return_23501; [L106] int __return_23468; [L107] int __return_23295; [L108] int __return_23264; [L109] int __return_23358; [L110] int __return_23325; [L111] int __return_23725; [L112] int __return_23694; [L113] int __return_23788; [L114] int __return_23755; [L115] int __return_23580; [L116] int __return_23549; [L117] int __return_23643; [L118] int __return_23610; [L119] int __return_20589; [L120] int __return_20512; [L121] int __return_20699; [L122] int __return_20666; [L123] int __return_20342; [L124] int __return_20253; [L125] int __return_20463; [L126] int __return_20430; [L127] int __return_20923; [L128] int __return_20892; [L129] int __return_20986; [L130] int __return_20953; [L131] int __return_20778; [L132] int __return_20747; [L133] int __return_20841; [L134] int __return_20808; [L135] int __return_19790; [L136] int __return_19713; [L137] int __return_19899; [L138] int __return_19866; [L139] int __return_19519; [L140] int __return_19179; [L141] int __return_19664; [L142] int __return_19631; [L143] int __return_20123; [L144] int __return_20092; [L145] int __return_20186; [L146] int __return_20153; [L147] int __return_19978; [L148] int __return_19947; [L149] int __return_20041; [L150] int __return_20008; [L151] int __return_21226; [L152] int __return_21195; [L153] int __return_21289; [L154] int __return_21256; [L155] int __return_21083; [L156] int __return_21052; [L157] int __return_21146; [L158] int __return_21113; [L159] int __return_21513; [L160] int __return_21482; [L161] int __return_21576; [L162] int __return_21543; [L163] int __return_21368; [L164] int __return_21337; [L165] int __return_21431; [L166] int __return_21398; [L167] int __return_24644; [L168] int __return_24613; [L169] int __return_24707; [L170] int __return_24674; [L171] int __return_24501; [L172] int __return_24470; [L173] int __return_24564; [L174] int __return_24531; [L175] int __return_24931; [L176] int __return_24900; [L177] int __return_24994; [L178] int __return_24961; [L179] int __return_24786; [L180] int __return_24755; [L181] int __return_24849; [L182] int __return_24816; [L183] int __return_24053; [L184] int __return_24022; [L185] int __return_24116; [L186] int __return_24083; [L187] int __return_23910; [L188] int __return_23879; [L189] int __return_23973; [L190] int __return_23940; [L191] int __return_24340; [L192] int __return_24309; [L193] int __return_24403; [L194] int __return_24370; [L195] int __return_24195; [L196] int __return_24164; [L197] int __return_24258; [L198] int __return_24225; [L199] int __return_25234; [L200] int __return_25203; [L201] int __return_25297; [L202] int __return_25264; [L203] int __return_25091; [L204] int __return_25060; [L205] int __return_25154; [L206] int __return_25121; [L207] int __return_25521; [L208] int __return_25490; [L209] int __return_25584; [L210] int __return_25551; [L211] int __return_25376; [L212] int __return_25345; [L213] int __return_25439; [L214] int __return_25406; [L217] int main__c1; [L218] int main__i2; [L219] main__c1 = 0 [L220] r1 = __VERIFIER_nondet_uchar() [L221] id1 = __VERIFIER_nondet_char() [L222] st1 = __VERIFIER_nondet_char() [L223] send1 = __VERIFIER_nondet_char() [L224] mode1 = __VERIFIER_nondet_bool() [L225] alive1 = __VERIFIER_nondet_bool() [L226] id2 = __VERIFIER_nondet_char() [L227] st2 = __VERIFIER_nondet_char() [L228] send2 = __VERIFIER_nondet_char() [L229] mode2 = __VERIFIER_nondet_bool() [L230] alive2 = __VERIFIER_nondet_bool() [L231] id3 = __VERIFIER_nondet_char() [L232] st3 = __VERIFIER_nondet_char() [L233] send3 = __VERIFIER_nondet_char() [L234] mode3 = __VERIFIER_nondet_bool() [L235] alive3 = __VERIFIER_nondet_bool() [L236] id4 = __VERIFIER_nondet_char() [L237] st4 = __VERIFIER_nondet_char() [L238] send4 = __VERIFIER_nondet_char() [L239] mode4 = __VERIFIER_nondet_bool() [L240] alive4 = __VERIFIER_nondet_bool() [L242] int init__tmp; [L243] COND TRUE ((int)r1) == 0 [L245] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L247] COND TRUE ((int)id1) >= 0 [L249] COND TRUE ((int)st1) == 0 [L251] COND TRUE ((int)send1) == ((int)id1) [L253] COND TRUE ((int)mode1) == 0 [L255] COND TRUE ((int)id2) >= 0 [L257] COND TRUE ((int)st2) == 0 [L259] COND TRUE ((int)send2) == ((int)id2) [L261] COND TRUE ((int)mode2) == 0 [L263] COND TRUE ((int)id3) >= 0 [L265] COND TRUE ((int)st3) == 0 [L267] COND TRUE ((int)send3) == ((int)id3) [L269] COND TRUE ((int)mode3) == 0 [L271] COND TRUE ((int)id4) >= 0 [L273] COND TRUE ((int)st4) == 0 [L275] COND TRUE ((int)send4) == ((int)id4) [L277] COND TRUE ((int)mode4) == 0 [L279] COND TRUE ((int)id1) != ((int)id2) [L281] COND TRUE ((int)id1) != ((int)id3) [L283] COND TRUE ((int)id1) != ((int)id4) [L285] COND TRUE ((int)id2) != ((int)id3) [L287] COND TRUE ((int)id2) != ((int)id4) [L289] COND TRUE ((int)id3) != ((int)id4) [L291] init__tmp = 1 [L292] __return_19080 = init__tmp [L293] main__i2 = __return_19080 [L294] COND TRUE main__i2 != 0 [L296] p1_old = nomsg [L297] p1_new = nomsg [L298] p2_old = nomsg [L299] p2_new = nomsg [L300] p3_old = nomsg [L301] p3_new = nomsg [L302] p4_old = nomsg [L303] p4_new = nomsg [L304] main__i2 = 0 [L306] msg_t node1__m1; [L307] node1__m1 = nomsg [L308] COND FALSE !(!(mode1 == 0)) [L314] COND TRUE !(alive1 == 0) [L316] int node1____CPAchecker_TMP_0; [L317] COND TRUE send1 != nomsg [L319] COND TRUE p1_new == nomsg [L321] node1____CPAchecker_TMP_0 = send1 [L322] p1_new = node1____CPAchecker_TMP_0 [L324] mode1 = 1 [L326] msg_t node2__m2; [L327] node2__m2 = nomsg [L328] COND FALSE !(!(mode2 == 0)) [L334] COND FALSE !(!(alive2 == 0)) [L4162] COND FALSE !(((int)send2) != ((int)id2)) [L4183] mode2 = 1 [L4185] msg_t node3__m3; [L4186] node3__m3 = nomsg [L4187] COND FALSE !(!(mode3 == 0)) [L4193] COND FALSE !(!(alive3 == 0)) [L4682] COND FALSE !(((int)send3) != ((int)id3)) [L4939] mode3 = 1 [L4941] msg_t node4__m4; [L4942] node4__m4 = nomsg [L4943] COND FALSE !(!(mode4 == 0)) [L4949] COND TRUE !(alive4 == 0) [L4951] int node4____CPAchecker_TMP_0; [L4952] COND TRUE send4 != nomsg [L4954] COND TRUE p4_new == nomsg [L4956] node4____CPAchecker_TMP_0 = send4 [L4957] p4_new = node4____CPAchecker_TMP_0 [L4958] mode4 = 1 [L4959] p1_old = p1_new [L4960] p1_new = nomsg [L4961] p2_old = p2_new [L4962] p2_new = nomsg [L4963] p3_old = p3_new [L4964] p3_new = nomsg [L4965] p4_old = p4_new [L4966] p4_new = nomsg [L4968] int check__tmp; [L4969] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L4971] COND TRUE ((int)r1) < 4 [L4973] check__tmp = 1 [L4974] __return_23580 = check__tmp [L4975] main__c1 = __return_23580 [L4977] _Bool __tmp_57; [L4978] __tmp_57 = main__c1 [L4979] _Bool assert__arg; [L4980] assert__arg = __tmp_57 [L4981] COND FALSE !(assert__arg == 0) [L413] msg_t node1__m1; [L414] node1__m1 = nomsg [L415] COND TRUE !(mode1 == 0) [L417] COND FALSE !(r1 == 255) [L423] r1 = r1 + 1 [L424] node1__m1 = p4_old [L425] p4_old = nomsg [L426] COND TRUE ((int)node1__m1) != ((int)nomsg) [L428] COND TRUE !(alive1 == 0) [L430] COND FALSE !(((int)node1__m1) > ((int)id1)) [L1583] COND TRUE ((int)node1__m1) == ((int)id1) [L1585] st1 = 1 [L1586] mode1 = 0 [L1588] msg_t node2__m2; [L1589] node2__m2 = nomsg [L1590] COND TRUE !(mode2 == 0) [L1592] node2__m2 = p1_old [L1593] p1_old = nomsg [L1594] COND TRUE ((int)node2__m2) != ((int)nomsg) [L1596] COND TRUE !(alive2 == 0) [L1598] COND FALSE !(((int)node2__m2) > ((int)id2)) [L1909] COND TRUE ((int)node2__m2) == ((int)id2) [L1911] st2 = 1 [L1912] mode2 = 0 [L1914] msg_t node3__m3; [L1915] node3__m3 = nomsg [L1916] COND TRUE !(mode3 == 0) [L1918] node3__m3 = p2_old [L1919] p2_old = nomsg [L1920] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L2170] mode3 = 0 [L1931] msg_t node4__m4; [L1932] node4__m4 = nomsg [L1933] COND TRUE !(mode4 == 0) [L1935] node4__m4 = p3_old [L1936] p3_old = nomsg [L1937] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L2047] mode4 = 0 [L1947] p1_old = p1_new [L1948] p1_new = nomsg [L1949] p2_old = p2_new [L1950] p2_new = nomsg [L1951] p3_old = p3_new [L1952] p3_new = nomsg [L1953] p4_old = p4_new [L1954] p4_new = nomsg [L1956] int check__tmp; [L1957] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1963] check__tmp = 0 [L1964] __return_21832 = check__tmp [L1965] main__c1 = __return_21832 [L1967] _Bool __tmp_13; [L1968] __tmp_13 = main__c1 [L1969] _Bool assert__arg; [L1970] assert__arg = __tmp_13 [L1971] COND TRUE assert__arg == 0 [L1973] __VERIFIER_error() - UnprovableResult [Line: 1362]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_19080; [L55] int __return_22830; [L56] int __return_19254; [L57] int __return_19337; [L58] int __return_19754; [L59] int __return_20306; [L60] int __return_20551; [L61] int __return_21733; [L62] int __return_21990; [L63] int __return_22543; [L64] int __return_22792; [L65] int __return_19596; [L66] int __return_19829; [L67] int __return_20393; [L68] int __return_20629; [L69] int __return_21832; [L70] int __return_22068; [L71] int __return_22633; [L72] int __return_22752; [L73] int __return_22911; [L74] int __return_22878; [L75] int __return_22581; [L76] int __return_22492; [L77] int __return_22703; [L78] int __return_22670; [L79] int __return_23135; [L80] int __return_23104; [L81] int __return_23198; [L82] int __return_23165; [L83] int __return_22990; [L84] int __return_22959; [L85] int __return_23053; [L86] int __return_23020; [L87] int __return_22028; [L88] int __return_21951; [L89] int __return_22138; [L90] int __return_22105; [L91] int __return_21769; [L92] int __return_21668; [L93] int __return_21902; [L94] int __return_21869; [L95] int __return_22362; [L96] int __return_22331; [L97] int __return_22425; [L98] int __return_22392; [L99] int __return_22217; [L100] int __return_22186; [L101] int __return_22280; [L102] int __return_22247; [L103] int __return_23438; [L104] int __return_23407; [L105] int __return_23501; [L106] int __return_23468; [L107] int __return_23295; [L108] int __return_23264; [L109] int __return_23358; [L110] int __return_23325; [L111] int __return_23725; [L112] int __return_23694; [L113] int __return_23788; [L114] int __return_23755; [L115] int __return_23580; [L116] int __return_23549; [L117] int __return_23643; [L118] int __return_23610; [L119] int __return_20589; [L120] int __return_20512; [L121] int __return_20699; [L122] int __return_20666; [L123] int __return_20342; [L124] int __return_20253; [L125] int __return_20463; [L126] int __return_20430; [L127] int __return_20923; [L128] int __return_20892; [L129] int __return_20986; [L130] int __return_20953; [L131] int __return_20778; [L132] int __return_20747; [L133] int __return_20841; [L134] int __return_20808; [L135] int __return_19790; [L136] int __return_19713; [L137] int __return_19899; [L138] int __return_19866; [L139] int __return_19519; [L140] int __return_19179; [L141] int __return_19664; [L142] int __return_19631; [L143] int __return_20123; [L144] int __return_20092; [L145] int __return_20186; [L146] int __return_20153; [L147] int __return_19978; [L148] int __return_19947; [L149] int __return_20041; [L150] int __return_20008; [L151] int __return_21226; [L152] int __return_21195; [L153] int __return_21289; [L154] int __return_21256; [L155] int __return_21083; [L156] int __return_21052; [L157] int __return_21146; [L158] int __return_21113; [L159] int __return_21513; [L160] int __return_21482; [L161] int __return_21576; [L162] int __return_21543; [L163] int __return_21368; [L164] int __return_21337; [L165] int __return_21431; [L166] int __return_21398; [L167] int __return_24644; [L168] int __return_24613; [L169] int __return_24707; [L170] int __return_24674; [L171] int __return_24501; [L172] int __return_24470; [L173] int __return_24564; [L174] int __return_24531; [L175] int __return_24931; [L176] int __return_24900; [L177] int __return_24994; [L178] int __return_24961; [L179] int __return_24786; [L180] int __return_24755; [L181] int __return_24849; [L182] int __return_24816; [L183] int __return_24053; [L184] int __return_24022; [L185] int __return_24116; [L186] int __return_24083; [L187] int __return_23910; [L188] int __return_23879; [L189] int __return_23973; [L190] int __return_23940; [L191] int __return_24340; [L192] int __return_24309; [L193] int __return_24403; [L194] int __return_24370; [L195] int __return_24195; [L196] int __return_24164; [L197] int __return_24258; [L198] int __return_24225; [L199] int __return_25234; [L200] int __return_25203; [L201] int __return_25297; [L202] int __return_25264; [L203] int __return_25091; [L204] int __return_25060; [L205] int __return_25154; [L206] int __return_25121; [L207] int __return_25521; [L208] int __return_25490; [L209] int __return_25584; [L210] int __return_25551; [L211] int __return_25376; [L212] int __return_25345; [L213] int __return_25439; [L214] int __return_25406; [L217] int main__c1; [L218] int main__i2; [L219] main__c1 = 0 [L220] r1 = __VERIFIER_nondet_uchar() [L221] id1 = __VERIFIER_nondet_char() [L222] st1 = __VERIFIER_nondet_char() [L223] send1 = __VERIFIER_nondet_char() [L224] mode1 = __VERIFIER_nondet_bool() [L225] alive1 = __VERIFIER_nondet_bool() [L226] id2 = __VERIFIER_nondet_char() [L227] st2 = __VERIFIER_nondet_char() [L228] send2 = __VERIFIER_nondet_char() [L229] mode2 = __VERIFIER_nondet_bool() [L230] alive2 = __VERIFIER_nondet_bool() [L231] id3 = __VERIFIER_nondet_char() [L232] st3 = __VERIFIER_nondet_char() [L233] send3 = __VERIFIER_nondet_char() [L234] mode3 = __VERIFIER_nondet_bool() [L235] alive3 = __VERIFIER_nondet_bool() [L236] id4 = __VERIFIER_nondet_char() [L237] st4 = __VERIFIER_nondet_char() [L238] send4 = __VERIFIER_nondet_char() [L239] mode4 = __VERIFIER_nondet_bool() [L240] alive4 = __VERIFIER_nondet_bool() [L242] int init__tmp; [L243] COND TRUE ((int)r1) == 0 [L245] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L247] COND TRUE ((int)id1) >= 0 [L249] COND TRUE ((int)st1) == 0 [L251] COND TRUE ((int)send1) == ((int)id1) [L253] COND TRUE ((int)mode1) == 0 [L255] COND TRUE ((int)id2) >= 0 [L257] COND TRUE ((int)st2) == 0 [L259] COND TRUE ((int)send2) == ((int)id2) [L261] COND TRUE ((int)mode2) == 0 [L263] COND TRUE ((int)id3) >= 0 [L265] COND TRUE ((int)st3) == 0 [L267] COND TRUE ((int)send3) == ((int)id3) [L269] COND TRUE ((int)mode3) == 0 [L271] COND TRUE ((int)id4) >= 0 [L273] COND TRUE ((int)st4) == 0 [L275] COND TRUE ((int)send4) == ((int)id4) [L277] COND TRUE ((int)mode4) == 0 [L279] COND TRUE ((int)id1) != ((int)id2) [L281] COND TRUE ((int)id1) != ((int)id3) [L283] COND TRUE ((int)id1) != ((int)id4) [L285] COND TRUE ((int)id2) != ((int)id3) [L287] COND TRUE ((int)id2) != ((int)id4) [L289] COND TRUE ((int)id3) != ((int)id4) [L291] init__tmp = 1 [L292] __return_19080 = init__tmp [L293] main__i2 = __return_19080 [L294] COND TRUE main__i2 != 0 [L296] p1_old = nomsg [L297] p1_new = nomsg [L298] p2_old = nomsg [L299] p2_new = nomsg [L300] p3_old = nomsg [L301] p3_new = nomsg [L302] p4_old = nomsg [L303] p4_new = nomsg [L304] main__i2 = 0 [L306] msg_t node1__m1; [L307] node1__m1 = nomsg [L308] COND FALSE !(!(mode1 == 0)) [L314] COND TRUE !(alive1 == 0) [L316] int node1____CPAchecker_TMP_0; [L317] COND TRUE send1 != nomsg [L319] COND TRUE p1_new == nomsg [L321] node1____CPAchecker_TMP_0 = send1 [L322] p1_new = node1____CPAchecker_TMP_0 [L324] mode1 = 1 [L326] msg_t node2__m2; [L327] node2__m2 = nomsg [L328] COND FALSE !(!(mode2 == 0)) [L334] COND FALSE !(!(alive2 == 0)) [L4162] COND FALSE !(((int)send2) != ((int)id2)) [L4183] mode2 = 1 [L4185] msg_t node3__m3; [L4186] node3__m3 = nomsg [L4187] COND FALSE !(!(mode3 == 0)) [L4193] COND TRUE !(alive3 == 0) [L4195] int node3____CPAchecker_TMP_0; [L4196] COND TRUE send3 != nomsg [L4198] COND TRUE p3_new == nomsg [L4200] node3____CPAchecker_TMP_0 = send3 [L4201] p3_new = node3____CPAchecker_TMP_0 [L4202] mode3 = 1 [L4204] msg_t node4__m4; [L4205] node4__m4 = nomsg [L4206] COND FALSE !(!(mode4 == 0)) [L4212] COND FALSE !(!(alive4 == 0)) [L4321] COND FALSE !(((int)send4) != ((int)id4)) [L4388] mode4 = 1 [L4389] p1_old = p1_new [L4390] p1_new = nomsg [L4391] p2_old = p2_new [L4392] p2_new = nomsg [L4393] p3_old = p3_new [L4394] p3_new = nomsg [L4395] p4_old = p4_new [L4396] p4_new = nomsg [L4398] int check__tmp; [L4399] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L4401] COND TRUE ((int)r1) < 4 [L4403] check__tmp = 1 [L4404] __return_23468 = check__tmp [L4405] main__c1 = __return_23468 [L4407] _Bool __tmp_48; [L4408] __tmp_48 = main__c1 [L4409] _Bool assert__arg; [L4410] assert__arg = __tmp_48 [L4411] COND FALSE !(assert__arg == 0) [L413] msg_t node1__m1; [L414] node1__m1 = nomsg [L415] COND TRUE !(mode1 == 0) [L417] COND FALSE !(r1 == 255) [L423] r1 = r1 + 1 [L424] node1__m1 = p4_old [L425] p4_old = nomsg [L426] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L2220] mode1 = 0 [L437] msg_t node2__m2; [L438] node2__m2 = nomsg [L439] COND TRUE !(mode2 == 0) [L441] node2__m2 = p1_old [L442] p1_old = nomsg [L443] COND TRUE ((int)node2__m2) != ((int)nomsg) [L445] COND TRUE !(alive2 == 0) [L447] COND FALSE !(((int)node2__m2) > ((int)id2)) [L1249] COND TRUE ((int)node2__m2) == ((int)id2) [L1251] st2 = 1 [L1252] mode2 = 0 [L1254] msg_t node3__m3; [L1255] node3__m3 = nomsg [L1256] COND TRUE !(mode3 == 0) [L1258] node3__m3 = p2_old [L1259] p2_old = nomsg [L1260] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L1546] mode3 = 0 [L1271] msg_t node4__m4; [L1272] node4__m4 = nomsg [L1273] COND TRUE !(mode4 == 0) [L1275] node4__m4 = p3_old [L1276] p3_old = nomsg [L1277] COND TRUE ((int)node4__m4) != ((int)nomsg) [L1279] COND TRUE !(alive4 == 0) [L1281] COND FALSE !(((int)node4__m4) > ((int)id4)) [L1332] COND TRUE ((int)node4__m4) == ((int)id4) [L1334] st4 = 1 [L1335] mode4 = 0 [L1336] p1_old = p1_new [L1337] p1_new = nomsg [L1338] p2_old = p2_new [L1339] p2_new = nomsg [L1340] p3_old = p3_new [L1341] p3_new = nomsg [L1342] p4_old = p4_new [L1343] p4_new = nomsg [L1345] int check__tmp; [L1346] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1352] check__tmp = 0 [L1353] __return_21990 = check__tmp [L1354] main__c1 = __return_21990 [L1356] _Bool __tmp_8; [L1357] __tmp_8 = main__c1 [L1358] _Bool assert__arg; [L1359] assert__arg = __tmp_8 [L1360] COND TRUE assert__arg == 0 [L1362] __VERIFIER_error() - UnprovableResult [Line: 621]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_19080; [L55] int __return_22830; [L56] int __return_19254; [L57] int __return_19337; [L58] int __return_19754; [L59] int __return_20306; [L60] int __return_20551; [L61] int __return_21733; [L62] int __return_21990; [L63] int __return_22543; [L64] int __return_22792; [L65] int __return_19596; [L66] int __return_19829; [L67] int __return_20393; [L68] int __return_20629; [L69] int __return_21832; [L70] int __return_22068; [L71] int __return_22633; [L72] int __return_22752; [L73] int __return_22911; [L74] int __return_22878; [L75] int __return_22581; [L76] int __return_22492; [L77] int __return_22703; [L78] int __return_22670; [L79] int __return_23135; [L80] int __return_23104; [L81] int __return_23198; [L82] int __return_23165; [L83] int __return_22990; [L84] int __return_22959; [L85] int __return_23053; [L86] int __return_23020; [L87] int __return_22028; [L88] int __return_21951; [L89] int __return_22138; [L90] int __return_22105; [L91] int __return_21769; [L92] int __return_21668; [L93] int __return_21902; [L94] int __return_21869; [L95] int __return_22362; [L96] int __return_22331; [L97] int __return_22425; [L98] int __return_22392; [L99] int __return_22217; [L100] int __return_22186; [L101] int __return_22280; [L102] int __return_22247; [L103] int __return_23438; [L104] int __return_23407; [L105] int __return_23501; [L106] int __return_23468; [L107] int __return_23295; [L108] int __return_23264; [L109] int __return_23358; [L110] int __return_23325; [L111] int __return_23725; [L112] int __return_23694; [L113] int __return_23788; [L114] int __return_23755; [L115] int __return_23580; [L116] int __return_23549; [L117] int __return_23643; [L118] int __return_23610; [L119] int __return_20589; [L120] int __return_20512; [L121] int __return_20699; [L122] int __return_20666; [L123] int __return_20342; [L124] int __return_20253; [L125] int __return_20463; [L126] int __return_20430; [L127] int __return_20923; [L128] int __return_20892; [L129] int __return_20986; [L130] int __return_20953; [L131] int __return_20778; [L132] int __return_20747; [L133] int __return_20841; [L134] int __return_20808; [L135] int __return_19790; [L136] int __return_19713; [L137] int __return_19899; [L138] int __return_19866; [L139] int __return_19519; [L140] int __return_19179; [L141] int __return_19664; [L142] int __return_19631; [L143] int __return_20123; [L144] int __return_20092; [L145] int __return_20186; [L146] int __return_20153; [L147] int __return_19978; [L148] int __return_19947; [L149] int __return_20041; [L150] int __return_20008; [L151] int __return_21226; [L152] int __return_21195; [L153] int __return_21289; [L154] int __return_21256; [L155] int __return_21083; [L156] int __return_21052; [L157] int __return_21146; [L158] int __return_21113; [L159] int __return_21513; [L160] int __return_21482; [L161] int __return_21576; [L162] int __return_21543; [L163] int __return_21368; [L164] int __return_21337; [L165] int __return_21431; [L166] int __return_21398; [L167] int __return_24644; [L168] int __return_24613; [L169] int __return_24707; [L170] int __return_24674; [L171] int __return_24501; [L172] int __return_24470; [L173] int __return_24564; [L174] int __return_24531; [L175] int __return_24931; [L176] int __return_24900; [L177] int __return_24994; [L178] int __return_24961; [L179] int __return_24786; [L180] int __return_24755; [L181] int __return_24849; [L182] int __return_24816; [L183] int __return_24053; [L184] int __return_24022; [L185] int __return_24116; [L186] int __return_24083; [L187] int __return_23910; [L188] int __return_23879; [L189] int __return_23973; [L190] int __return_23940; [L191] int __return_24340; [L192] int __return_24309; [L193] int __return_24403; [L194] int __return_24370; [L195] int __return_24195; [L196] int __return_24164; [L197] int __return_24258; [L198] int __return_24225; [L199] int __return_25234; [L200] int __return_25203; [L201] int __return_25297; [L202] int __return_25264; [L203] int __return_25091; [L204] int __return_25060; [L205] int __return_25154; [L206] int __return_25121; [L207] int __return_25521; [L208] int __return_25490; [L209] int __return_25584; [L210] int __return_25551; [L211] int __return_25376; [L212] int __return_25345; [L213] int __return_25439; [L214] int __return_25406; [L217] int main__c1; [L218] int main__i2; [L219] main__c1 = 0 [L220] r1 = __VERIFIER_nondet_uchar() [L221] id1 = __VERIFIER_nondet_char() [L222] st1 = __VERIFIER_nondet_char() [L223] send1 = __VERIFIER_nondet_char() [L224] mode1 = __VERIFIER_nondet_bool() [L225] alive1 = __VERIFIER_nondet_bool() [L226] id2 = __VERIFIER_nondet_char() [L227] st2 = __VERIFIER_nondet_char() [L228] send2 = __VERIFIER_nondet_char() [L229] mode2 = __VERIFIER_nondet_bool() [L230] alive2 = __VERIFIER_nondet_bool() [L231] id3 = __VERIFIER_nondet_char() [L232] st3 = __VERIFIER_nondet_char() [L233] send3 = __VERIFIER_nondet_char() [L234] mode3 = __VERIFIER_nondet_bool() [L235] alive3 = __VERIFIER_nondet_bool() [L236] id4 = __VERIFIER_nondet_char() [L237] st4 = __VERIFIER_nondet_char() [L238] send4 = __VERIFIER_nondet_char() [L239] mode4 = __VERIFIER_nondet_bool() [L240] alive4 = __VERIFIER_nondet_bool() [L242] int init__tmp; [L243] COND TRUE ((int)r1) == 0 [L245] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L247] COND TRUE ((int)id1) >= 0 [L249] COND TRUE ((int)st1) == 0 [L251] COND TRUE ((int)send1) == ((int)id1) [L253] COND TRUE ((int)mode1) == 0 [L255] COND TRUE ((int)id2) >= 0 [L257] COND TRUE ((int)st2) == 0 [L259] COND TRUE ((int)send2) == ((int)id2) [L261] COND TRUE ((int)mode2) == 0 [L263] COND TRUE ((int)id3) >= 0 [L265] COND TRUE ((int)st3) == 0 [L267] COND TRUE ((int)send3) == ((int)id3) [L269] COND TRUE ((int)mode3) == 0 [L271] COND TRUE ((int)id4) >= 0 [L273] COND TRUE ((int)st4) == 0 [L275] COND TRUE ((int)send4) == ((int)id4) [L277] COND TRUE ((int)mode4) == 0 [L279] COND TRUE ((int)id1) != ((int)id2) [L281] COND TRUE ((int)id1) != ((int)id3) [L283] COND TRUE ((int)id1) != ((int)id4) [L285] COND TRUE ((int)id2) != ((int)id3) [L287] COND TRUE ((int)id2) != ((int)id4) [L289] COND TRUE ((int)id3) != ((int)id4) [L291] init__tmp = 1 [L292] __return_19080 = init__tmp [L293] main__i2 = __return_19080 [L294] COND TRUE main__i2 != 0 [L296] p1_old = nomsg [L297] p1_new = nomsg [L298] p2_old = nomsg [L299] p2_new = nomsg [L300] p3_old = nomsg [L301] p3_new = nomsg [L302] p4_old = nomsg [L303] p4_new = nomsg [L304] main__i2 = 0 [L306] msg_t node1__m1; [L307] node1__m1 = nomsg [L308] COND FALSE !(!(mode1 == 0)) [L314] COND TRUE !(alive1 == 0) [L316] int node1____CPAchecker_TMP_0; [L317] COND TRUE send1 != nomsg [L319] COND TRUE p1_new == nomsg [L321] node1____CPAchecker_TMP_0 = send1 [L322] p1_new = node1____CPAchecker_TMP_0 [L324] mode1 = 1 [L326] msg_t node2__m2; [L327] node2__m2 = nomsg [L328] COND FALSE !(!(mode2 == 0)) [L334] COND FALSE !(!(alive2 == 0)) [L4162] COND FALSE !(((int)send2) != ((int)id2)) [L4183] mode2 = 1 [L4185] msg_t node3__m3; [L4186] node3__m3 = nomsg [L4187] COND FALSE !(!(mode3 == 0)) [L4193] COND FALSE !(!(alive3 == 0)) [L4682] COND FALSE !(((int)send3) != ((int)id3)) [L4939] mode3 = 1 [L4941] msg_t node4__m4; [L4942] node4__m4 = nomsg [L4943] COND FALSE !(!(mode4 == 0)) [L4949] COND TRUE !(alive4 == 0) [L4951] int node4____CPAchecker_TMP_0; [L4952] COND TRUE send4 != nomsg [L4954] COND TRUE p4_new == nomsg [L4956] node4____CPAchecker_TMP_0 = send4 [L4957] p4_new = node4____CPAchecker_TMP_0 [L4958] mode4 = 1 [L4959] p1_old = p1_new [L4960] p1_new = nomsg [L4961] p2_old = p2_new [L4962] p2_new = nomsg [L4963] p3_old = p3_new [L4964] p3_new = nomsg [L4965] p4_old = p4_new [L4966] p4_new = nomsg [L4968] int check__tmp; [L4969] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L4971] COND TRUE ((int)r1) < 4 [L4973] check__tmp = 1 [L4974] __return_23580 = check__tmp [L4975] main__c1 = __return_23580 [L4977] _Bool __tmp_57; [L4978] __tmp_57 = main__c1 [L4979] _Bool assert__arg; [L4980] assert__arg = __tmp_57 [L4981] COND FALSE !(assert__arg == 0) [L413] msg_t node1__m1; [L414] node1__m1 = nomsg [L415] COND TRUE !(mode1 == 0) [L417] COND FALSE !(r1 == 255) [L423] r1 = r1 + 1 [L424] node1__m1 = p4_old [L425] p4_old = nomsg [L426] COND TRUE ((int)node1__m1) != ((int)nomsg) [L428] COND TRUE !(alive1 == 0) [L430] COND FALSE !(((int)node1__m1) > ((int)id1)) [L1583] COND TRUE ((int)node1__m1) == ((int)id1) [L1585] st1 = 1 [L1586] mode1 = 0 [L1588] msg_t node2__m2; [L1589] node2__m2 = nomsg [L1590] COND TRUE !(mode2 == 0) [L1592] node2__m2 = p1_old [L1593] p1_old = nomsg [L1594] COND TRUE ((int)node2__m2) != ((int)nomsg) [L1596] COND TRUE !(alive2 == 0) [L1598] COND FALSE !(((int)node2__m2) > ((int)id2)) [L1909] COND TRUE ((int)node2__m2) == ((int)id2) [L1911] st2 = 1 [L1912] mode2 = 0 [L1914] msg_t node3__m3; [L1915] node3__m3 = nomsg [L1916] COND TRUE !(mode3 == 0) [L1918] node3__m3 = p2_old [L1919] p2_old = nomsg [L1920] COND TRUE ((int)node3__m3) != ((int)nomsg) [L1922] COND TRUE !(alive3 == 0) [L1924] COND FALSE !(((int)node3__m3) > ((int)id3)) [L2059] COND TRUE ((int)node3__m3) == ((int)id3) [L2061] st3 = 1 [L2062] mode3 = 0 [L2064] msg_t node4__m4; [L2065] node4__m4 = nomsg [L2066] COND TRUE !(mode4 == 0) [L2068] node4__m4 = p3_old [L2069] p3_old = nomsg [L2070] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L2105] mode4 = 0 [L2106] p1_old = p1_new [L2107] p1_new = nomsg [L2108] p2_old = p2_new [L2109] p2_new = nomsg [L2110] p3_old = p3_new [L2111] p3_new = nomsg [L2112] p4_old = p4_new [L2113] p4_new = nomsg [L2115] int check__tmp; [L2116] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2143] check__tmp = 0 [L2123] __return_22633 = check__tmp [L2124] main__c1 = __return_22633 [L615] _Bool __tmp_3; [L616] __tmp_3 = main__c1 [L617] _Bool assert__arg; [L618] assert__arg = __tmp_3 [L619] COND TRUE assert__arg == 0 [L621] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...