/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:08:29,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:08:29,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:08:29,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:08:29,073 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:08:29,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:08:29,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:08:29,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:08:29,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:08:29,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:08:29,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:08:29,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:08:29,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:08:29,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:08:29,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:08:29,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:08:29,086 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:08:29,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:08:29,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:08:29,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:08:29,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:08:29,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:08:29,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:08:29,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:08:29,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 07:08:29,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:08:29,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:08:29,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:08:29,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:08:29,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:08:29,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:08:29,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:08:29,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:08:29,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:08:29,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:08:29,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:08:29,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 07:08:29,121 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:08:29,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:08:29,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:08:29,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:08:29,123 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:08:29,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:08:29,123 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:08:29,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:08:29,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:08:29,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:08:29,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:08:29,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:08:29,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:08:29,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:08:29,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:08:29,125 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:08:29,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:08:29,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:08:29,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:08:29,126 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:08:29,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:08:29,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:08:29,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:08:29,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:08:29,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:08:29,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:08:29,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:08:29,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:08:29,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 07:08:29,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:08:29,421 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:08:29,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:08:29,426 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:08:29,427 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:08:29,428 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-07 07:08:29,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f37cc471f/b7063bd2247e4c0fb98162f72425eb36/FLAG11887d087 [2019-11-07 07:08:30,044 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:08:30,045 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-07 07:08:30,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f37cc471f/b7063bd2247e4c0fb98162f72425eb36/FLAG11887d087 [2019-11-07 07:08:30,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f37cc471f/b7063bd2247e4c0fb98162f72425eb36 [2019-11-07 07:08:30,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:08:30,380 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:08:30,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:08:30,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:08:30,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:08:30,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:08:30" (1/1) ... [2019-11-07 07:08:30,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b0b76e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:30, skipping insertion in model container [2019-11-07 07:08:30,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:08:30" (1/1) ... [2019-11-07 07:08:30,395 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:08:30,442 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:08:30,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:08:30,923 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:08:31,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:08:31,080 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:08:31,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:31 WrapperNode [2019-11-07 07:08:31,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:08:31,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:08:31,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:08:31,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:08:31,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:31" (1/1) ... [2019-11-07 07:08:31,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:31" (1/1) ... [2019-11-07 07:08:31,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:31" (1/1) ... [2019-11-07 07:08:31,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:31" (1/1) ... [2019-11-07 07:08:31,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:31" (1/1) ... [2019-11-07 07:08:31,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:31" (1/1) ... [2019-11-07 07:08:31,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:31" (1/1) ... [2019-11-07 07:08:31,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:08:31,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:08:31,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:08:31,168 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:08:31,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:08:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:08:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:08:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:08:31,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:08:31,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 07:08:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 07:08:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-11-07 07:08:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:08:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-11-07 07:08:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-11-07 07:08:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-11-07 07:08:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-11-07 07:08:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-11-07 07:08:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-11-07 07:08:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-11-07 07:08:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:08:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:08:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:08:32,479 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:08:32,479 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 07:08:32,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:08:32 BoogieIcfgContainer [2019-11-07 07:08:32,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:08:32,482 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 07:08:32,482 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 07:08:32,482 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 07:08:32,483 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:08:32" (1/1) ... [2019-11-07 07:08:32,544 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 07:08:32,806 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-11-07 07:08:39,283 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-11-07 07:08:39,328 INFO L272 AbstractInterpreter]: Visited 415 different actions 8892 times. Merged at 288 different actions 4929 times. Widened at 77 different actions 756 times. Performed 24350 root evaluator evaluations with a maximum evaluation depth of 5. Performed 24350 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 2268 fixpoints after 180 different actions. Largest state had 204 variables. [2019-11-07 07:08:39,328 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 07:08:39,331 INFO L168 Benchmark]: Toolchain (without parser) took 8950.40 ms. Allocated memory was 145.2 MB in the beginning and 427.8 MB in the end (delta: 282.6 MB). Free memory was 100.7 MB in the beginning and 294.1 MB in the end (delta: -193.4 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:08:39,332 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory is still 119.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 07:08:39,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.68 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 100.3 MB in the beginning and 171.3 MB in the end (delta: -71.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:08:39,334 INFO L168 Benchmark]: Boogie Preprocessor took 85.28 ms. Allocated memory is still 202.9 MB. Free memory was 171.3 MB in the beginning and 167.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-11-07 07:08:39,335 INFO L168 Benchmark]: RCFGBuilder took 1314.12 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 167.3 MB in the beginning and 191.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:08:39,336 INFO L168 Benchmark]: Abstract Interpretation took 6846.32 ms. Allocated memory was 235.9 MB in the beginning and 427.8 MB in the end (delta: 191.9 MB). Free memory was 191.1 MB in the beginning and 294.1 MB in the end (delta: -103.0 MB). Peak memory consumption was 88.9 MB. Max. memory is 7.1 GB. [2019-11-07 07:08:39,340 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory is still 119.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.68 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 100.3 MB in the beginning and 171.3 MB in the end (delta: -71.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.28 ms. Allocated memory is still 202.9 MB. Free memory was 171.3 MB in the beginning and 167.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1314.12 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 167.3 MB in the beginning and 191.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 6846.32 ms. Allocated memory was 235.9 MB in the beginning and 427.8 MB in the end (delta: 191.9 MB). Free memory was 191.1 MB in the beginning and 294.1 MB in the end (delta: -103.0 MB). Peak memory consumption was 88.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 572]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p21 = 0; [L21] char p21_old = '\x0'; [L22] char p21_new = '\x0'; [L23] _Bool ep21 = 0; [L24] port_t p23 = 0; [L25] char p23_old = '\x0'; [L26] char p23_new = '\x0'; [L27] _Bool ep23 = 0; [L28] port_t p31 = 0; [L29] char p31_old = '\x0'; [L30] char p31_new = '\x0'; [L31] _Bool ep31 = 0; [L32] port_t p32 = 0; [L33] char p32_old = '\x0'; [L34] char p32_new = '\x0'; [L35] _Bool ep32 = 0; [L36] char id1 = '\x0'; [L37] char r1 = '\x0'; [L38] char st1 = '\x0'; [L39] char nl1 = '\x0'; [L40] char m1 = '\x0'; [L41] char max1 = '\x0'; [L42] _Bool mode1 = 0; [L43] _Bool newmax1 = 0; [L44] char id2 = '\x0'; [L45] char r2 = '\x0'; [L46] char st2 = '\x0'; [L47] char nl2 = '\x0'; [L48] char m2 = '\x0'; [L49] char max2 = '\x0'; [L50] _Bool mode2 = 0; [L51] _Bool newmax2 = 0; [L52] char id3 = '\x0'; [L53] char r3 = '\x0'; [L54] char st3 = '\x0'; [L55] char nl3 = '\x0'; [L56] char m3 = '\x0'; [L57] char max3 = '\x0'; [L58] _Bool mode3 = 0; [L59] _Bool newmax3 = 0; [L63] void (*nodes[3])() = { &node1, &node2, &node3 }; [L67] int __return_1237; [L68] int __return_1383; [L69] int __return_1517; [L70] int __tmp_1518_0; [L71] int __return_1641; [L72] int __return_1531; [L75] int main__c1; [L76] int main__i2; [L77] main__c1 = 0 [L78] ep12 = __VERIFIER_nondet_bool() [L79] ep13 = __VERIFIER_nondet_bool() [L80] ep21 = __VERIFIER_nondet_bool() [L81] ep23 = __VERIFIER_nondet_bool() [L82] ep31 = __VERIFIER_nondet_bool() [L83] ep32 = __VERIFIER_nondet_bool() [L84] id1 = __VERIFIER_nondet_char() [L85] r1 = __VERIFIER_nondet_char() [L86] st1 = __VERIFIER_nondet_char() [L87] nl1 = __VERIFIER_nondet_char() [L88] m1 = __VERIFIER_nondet_char() [L89] max1 = __VERIFIER_nondet_char() [L90] mode1 = __VERIFIER_nondet_bool() [L91] newmax1 = __VERIFIER_nondet_bool() [L92] id2 = __VERIFIER_nondet_char() [L93] r2 = __VERIFIER_nondet_char() [L94] st2 = __VERIFIER_nondet_char() [L95] nl2 = __VERIFIER_nondet_char() [L96] m2 = __VERIFIER_nondet_char() [L97] max2 = __VERIFIER_nondet_char() [L98] mode2 = __VERIFIER_nondet_bool() [L99] newmax2 = __VERIFIER_nondet_bool() [L100] id3 = __VERIFIER_nondet_char() [L101] r3 = __VERIFIER_nondet_char() [L102] st3 = __VERIFIER_nondet_char() [L103] nl3 = __VERIFIER_nondet_char() [L104] m3 = __VERIFIER_nondet_char() [L105] max3 = __VERIFIER_nondet_char() [L106] mode3 = __VERIFIER_nondet_bool() [L107] newmax3 = __VERIFIER_nondet_bool() [L109] _Bool init__r121; [L110] _Bool init__r131; [L111] _Bool init__r211; [L112] _Bool init__r231; [L113] _Bool init__r311; [L114] _Bool init__r321; [L115] _Bool init__r122; [L116] int init__tmp; [L117] _Bool init__r132; [L118] int init__tmp___0; [L119] _Bool init__r212; [L120] int init__tmp___1; [L121] _Bool init__r232; [L122] int init__tmp___2; [L123] _Bool init__r312; [L124] int init__tmp___3; [L125] _Bool init__r322; [L126] int init__tmp___4; [L127] int init__tmp___5; [L128] init__r121 = ep12 [L129] init__r131 = ep13 [L130] init__r211 = ep21 [L131] init__r231 = ep23 [L132] init__r311 = ep31 [L133] init__r321 = ep32 [L134] COND TRUE !(init__r121 == 0) [L136] init__tmp = 1 [L138] init__r122 = (_Bool)init__tmp [L139] COND TRUE !(init__r131 == 0) [L141] init__tmp___0 = 1 [L143] init__r132 = (_Bool)init__tmp___0 [L144] COND TRUE !(init__r211 == 0) [L146] init__tmp___1 = 1 [L148] init__r212 = (_Bool)init__tmp___1 [L149] COND TRUE !(init__r231 == 0) [L151] init__tmp___2 = 1 [L153] init__r232 = (_Bool)init__tmp___2 [L154] COND TRUE !(init__r311 == 0) [L156] init__tmp___3 = 1 [L158] init__r312 = (_Bool)init__tmp___3 [L159] COND TRUE !(init__r321 == 0) [L161] init__tmp___4 = 1 [L163] init__r322 = (_Bool)init__tmp___4 [L164] COND TRUE ((int)id1) != ((int)id2) [L166] COND TRUE ((int)id1) != ((int)id3) [L168] COND TRUE ((int)id2) != ((int)id3) [L170] COND TRUE ((int)id1) >= 0 [L172] COND TRUE ((int)id2) >= 0 [L174] COND TRUE ((int)id3) >= 0 [L176] COND TRUE ((int)r1) == 0 [L178] COND TRUE ((int)r2) == 0 [L180] COND TRUE ((int)r3) == 0 [L182] COND TRUE !(init__r122 == 0) [L184] COND TRUE !(init__r132 == 0) [L186] COND TRUE !(init__r212 == 0) [L188] COND TRUE !(init__r232 == 0) [L190] COND TRUE !(init__r312 == 0) [L192] COND TRUE !(init__r322 == 0) [L194] COND TRUE ((int)max1) == ((int)id1) [L196] COND TRUE ((int)max2) == ((int)id2) [L198] COND TRUE ((int)max3) == ((int)id3) [L200] COND TRUE ((int)st1) == 0 [L202] COND TRUE ((int)st2) == 0 [L204] COND TRUE ((int)st3) == 0 [L206] COND TRUE ((int)nl1) == 0 [L208] COND TRUE ((int)nl2) == 0 [L210] COND TRUE ((int)nl3) == 0 [L212] COND TRUE ((int)mode1) == 0 [L214] COND TRUE ((int)mode2) == 0 [L216] COND TRUE ((int)mode3) == 0 [L218] COND TRUE !(newmax1 == 0) [L220] COND TRUE !(newmax2 == 0) [L222] COND TRUE !(newmax3 == 0) [L224] init__tmp___5 = 1 [L225] __return_1237 = init__tmp___5 [L226] main__i2 = __return_1237 [L227] COND TRUE main__i2 != 0 [L229] p12_old = nomsg [L230] p12_new = nomsg [L231] p13_old = nomsg [L232] p13_new = nomsg [L233] p21_old = nomsg [L234] p21_new = nomsg [L235] p23_old = nomsg [L236] p23_new = nomsg [L237] p31_old = nomsg [L238] p31_new = nomsg [L239] p32_old = nomsg [L240] p32_new = nomsg [L241] main__i2 = 0 [L242] COND TRUE main__i2 < 6 [L245] _Bool node1__newmax; [L246] node1__newmax = 0 [L247] COND FALSE !(!(mode1 == 0)) [L253] COND TRUE ((int)r1) < 2 [L255] COND FALSE !(!(ep12 == 0)) [L268] COND FALSE !(!(ep13 == 0)) [L281] mode1 = 1 [L283] _Bool node2__newmax; [L284] node2__newmax = 0 [L285] COND FALSE !(!(mode2 == 0)) [L291] COND TRUE ((int)r2) < 2 [L293] COND FALSE !(!(ep21 == 0)) [L306] COND FALSE !(!(ep23 == 0)) [L319] mode2 = 1 [L321] _Bool node3__newmax; [L322] node3__newmax = 0 [L323] COND FALSE !(!(mode3 == 0)) [L329] COND TRUE ((int)r3) < 2 [L331] COND FALSE !(!(ep31 == 0)) [L344] COND FALSE !(!(ep32 == 0)) [L357] mode3 = 1 [L358] p12_old = p12_new [L359] p12_new = nomsg [L360] p13_old = p13_new [L361] p13_new = nomsg [L362] p21_old = p21_new [L363] p21_new = nomsg [L364] p23_old = p23_new [L365] p23_new = nomsg [L366] p31_old = p31_new [L367] p31_new = nomsg [L368] p32_old = p32_new [L369] p32_new = nomsg [L371] int check__tmp; [L372] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L374] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L376] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L378] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L380] COND FALSE !(((int)r1) >= 2) [L386] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L388] COND TRUE ((int)r1) < 2 [L390] COND FALSE !(((int)r1) >= 2) [L396] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L398] COND TRUE ((int)r1) < 2 [L400] check__tmp = 1 [L401] __return_1383 = check__tmp [L402] main__c1 = __return_1383 [L404] _Bool __tmp_1; [L405] __tmp_1 = main__c1 [L406] _Bool assert__arg; [L407] assert__arg = __tmp_1 [L408] COND FALSE !(assert__arg == 0) [L414] int main____CPAchecker_TMP_0 = main__i2; [L415] main__i2 = main__i2 + 1 [L416] COND TRUE main__i2 < 6 [L419] _Bool node1__newmax; [L420] node1__newmax = 0 [L421] COND TRUE !(mode1 == 0) [L423] r1 = (char)(((int)r1) + 1) [L424] COND FALSE !(!(ep21 == 0)) [L433] COND FALSE !(!(ep31 == 0)) [L442] newmax1 = node1__newmax [L443] COND TRUE ((int)r1) == 1 [L445] COND TRUE ((int)max1) == ((int)id1) [L447] st1 = 1 [L449] mode1 = 0 [L451] _Bool node2__newmax; [L452] node2__newmax = 0 [L453] COND TRUE !(mode2 == 0) [L455] r2 = (char)(((int)r2) + 1) [L456] COND FALSE !(!(ep12 == 0)) [L465] COND FALSE !(!(ep32 == 0)) [L474] newmax2 = node2__newmax [L475] COND FALSE !(((int)r2) == 2) [L481] mode2 = 0 [L483] _Bool node3__newmax; [L484] node3__newmax = 0 [L485] COND TRUE !(mode3 == 0) [L487] r3 = (char)(((int)r3) + 1) [L488] COND FALSE !(!(ep13 == 0)) [L497] COND FALSE !(!(ep23 == 0)) [L506] newmax3 = node3__newmax [L507] COND FALSE !(((int)r3) == 2) [L513] mode3 = 0 [L514] p12_old = p12_new [L515] p12_new = nomsg [L516] p13_old = p13_new [L517] p13_new = nomsg [L518] p21_old = p21_new [L519] p21_new = nomsg [L520] p23_old = p23_new [L521] p23_new = nomsg [L522] p31_old = p31_new [L523] p31_new = nomsg [L524] p32_old = p32_new [L525] p32_new = nomsg [L527] int check__tmp; [L528] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L530] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L532] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L534] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L536] COND FALSE !(((int)r1) >= 2) [L542] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) == 0) [L1167] check__tmp = 0 [L560] __return_1517 = check__tmp [L561] main__c1 = __return_1517 [L562] __tmp_1518_0 = main____CPAchecker_TMP_0 [L564] main____CPAchecker_TMP_0 = __tmp_1518_0 [L566] _Bool __tmp_2; [L567] __tmp_2 = main__c1 [L568] _Bool assert__arg; [L569] assert__arg = __tmp_2 [L570] COND TRUE assert__arg == 0 [L572] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...