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.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:15:37,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:15:37,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:15:37,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:15:37,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:15:37,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:15:37,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:15:37,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:15:37,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:15:37,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:15:37,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:15:37,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:15:37,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:15:37,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:15:37,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:15:37,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:15:37,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:15:37,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:15:37,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:15:37,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:15:37,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:15:37,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:15:37,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:15:37,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:15:37,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 17:15:37,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 17:15:37,673 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 17:15:37,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 17:15:37,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 17:15:37,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 17:15:37,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:15:37,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:15:37,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:15:37,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:15:37,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:15:37,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:15:37,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:15:37,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:15:37,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:15:37,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:15:37,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:15:37,690 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 17:15:37,711 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:15:37,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:15:37,712 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:15:37,713 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:15:37,714 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:15:37,714 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:15:37,714 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:15:37,714 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:15:37,714 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:15:37,715 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:15:37,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:15:37,717 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:15:37,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:15:37,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:15:37,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:15:37,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:15:37,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:15:37,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:15:37,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:15:37,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:15:37,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:15:37,719 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:15:37,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:15:37,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:15:37,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:15:37,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:15:37,720 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:15:37,721 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:15:37,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:15:37,721 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:15:37,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:15:37,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:15:37,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:15:37,769 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:15:37,769 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:15:37,770 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-09-11 17:15:37,841 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da17f8507/f7b843f6017c4d97b0e5cb0a9b644353/FLAGe5dad3696 [2019-09-11 17:15:38,502 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:15:38,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-09-11 17:15:38,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da17f8507/f7b843f6017c4d97b0e5cb0a9b644353/FLAGe5dad3696 [2019-09-11 17:15:38,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da17f8507/f7b843f6017c4d97b0e5cb0a9b644353 [2019-09-11 17:15:38,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:15:38,671 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:15:38,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:15:38,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:15:38,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:15:38,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:15:38" (1/1) ... [2019-09-11 17:15:38,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb9c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:38, skipping insertion in model container [2019-09-11 17:15:38,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:15:38" (1/1) ... [2019-09-11 17:15:38,687 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:15:38,795 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:15:39,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:15:39,621 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:15:40,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:15:40,078 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:15:40,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:40 WrapperNode [2019-09-11 17:15:40,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:15:40,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:15:40,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:15:40,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:15:40,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:40" (1/1) ... [2019-09-11 17:15:40,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:40" (1/1) ... [2019-09-11 17:15:40,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:40" (1/1) ... [2019-09-11 17:15:40,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:40" (1/1) ... [2019-09-11 17:15:40,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:40" (1/1) ... [2019-09-11 17:15:40,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:40" (1/1) ... [2019-09-11 17:15:40,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:40" (1/1) ... [2019-09-11 17:15:40,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:15:40,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:15:40,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:15:40,272 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:15:40,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:15:40,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:15:40,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:15:40,363 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:15:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:15:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:15:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:15:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:15:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:15:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:15:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:15:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:15:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:15:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:15:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:15:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:15:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:15:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:15:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:15:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:15:42,959 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:15:42,959 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:15:42,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:15:42 BoogieIcfgContainer [2019-09-11 17:15:42,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:15:42,962 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:15:42,962 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:15:42,963 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:15:42,964 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:15:42" (1/1) ... [2019-09-11 17:15:43,027 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:15:43,331 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:16:05,191 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:16:05,249 INFO L272 AbstractInterpreter]: Visited 871 different actions 14323 times. Merged at 458 different actions 8712 times. Widened at 92 different actions 1529 times. Performed 46685 root evaluator evaluations with a maximum evaluation depth of 6. Performed 46685 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 3179 fixpoints after 217 different actions. Largest state had 593 variables. [2019-09-11 17:16:05,249 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:16:05,254 INFO L168 Benchmark]: Toolchain (without parser) took 26580.40 ms. Allocated memory was 141.0 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 85.0 MB in the beginning and 163.1 MB in the end (delta: -78.1 MB). Peak memory consumption was 994.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:05,254 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory is still 106.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:16:05,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1408.53 ms. Allocated memory was 141.0 MB in the beginning and 219.7 MB in the end (delta: 78.6 MB). Free memory was 85.0 MB in the beginning and 154.6 MB in the end (delta: -69.6 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:05,256 INFO L168 Benchmark]: Boogie Preprocessor took 190.21 ms. Allocated memory is still 219.7 MB. Free memory was 154.6 MB in the beginning and 145.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:05,257 INFO L168 Benchmark]: RCFGBuilder took 2690.34 ms. Allocated memory was 219.7 MB in the beginning and 263.7 MB in the end (delta: 44.0 MB). Free memory was 145.6 MB in the beginning and 171.6 MB in the end (delta: -26.0 MB). Peak memory consumption was 112.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:05,258 INFO L168 Benchmark]: Abstract Interpretation took 22287.24 ms. Allocated memory was 263.7 MB in the beginning and 1.2 GB in the end (delta: 949.5 MB). Free memory was 171.6 MB in the beginning and 163.1 MB in the end (delta: 8.5 MB). Peak memory consumption was 958.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:05,263 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 141.0 MB. Free memory is still 106.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1408.53 ms. Allocated memory was 141.0 MB in the beginning and 219.7 MB in the end (delta: 78.6 MB). Free memory was 85.0 MB in the beginning and 154.6 MB in the end (delta: -69.6 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 190.21 ms. Allocated memory is still 219.7 MB. Free memory was 154.6 MB in the beginning and 145.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2690.34 ms. Allocated memory was 219.7 MB in the beginning and 263.7 MB in the end (delta: 44.0 MB). Free memory was 145.6 MB in the beginning and 171.6 MB in the end (delta: -26.0 MB). Peak memory consumption was 112.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 22287.24 ms. Allocated memory was 263.7 MB in the beginning and 1.2 GB in the end (delta: 949.5 MB). Free memory was 171.6 MB in the beginning and 163.1 MB in the end (delta: 8.5 MB). Peak memory consumption was 958.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 542]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L11] msg_t nomsg = (msg_t )-1; [L12] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] _Bool alive1 = 0; [L21] port_t p2 = 0; [L22] char p2_old = '\x0'; [L23] char p2_new = '\x0'; [L24] char id2 = '\x0'; [L25] char st2 = '\x0'; [L26] msg_t send2 = '\x0'; [L27] _Bool mode2 = 0; [L28] _Bool alive2 = 0; [L29] port_t p3 = 0; [L30] char p3_old = '\x0'; [L31] char p3_new = '\x0'; [L32] char id3 = '\x0'; [L33] char st3 = '\x0'; [L34] msg_t send3 = '\x0'; [L35] _Bool mode3 = 0; [L36] _Bool alive3 = 0; [L37] port_t p4 = 0; [L38] char p4_old = '\x0'; [L39] char p4_new = '\x0'; [L40] char id4 = '\x0'; [L41] char st4 = '\x0'; [L42] msg_t send4 = '\x0'; [L43] _Bool mode4 = 0; [L44] _Bool alive4 = 0; [L49] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L53] int __return_10449; [L54] int __return_11921; [L55] int __tmp_10558_0; [L56] int __return_10627; [L57] int __tmp_10637_0; [L58] int __tmp_10697_0; [L59] int __tmp_10705_0; [L60] int __return_10713; [L61] int __tmp_10714_0; [L62] int __tmp_10720_0; [L63] int __return_10727; [L64] int __return_11198; [L65] int __return_11670; [L66] int __return_11963; [L67] int __return_10912; [L68] int __return_11241; [L69] int __return_11725; [L70] int __return_10993; [L71] int __return_11279; [L72] int __return_11775; [L73] int __return_11054; [L74] int __return_11318; [L75] int __return_11826; [L76] int __return_12071; [L77] int __return_11614; [L78] int __return_11864; [L79] int __return_12220; [L80] int __return_12254; [L81] int __return_12127; [L82] int __return_12161; [L83] int __return_11154; [L84] int __return_11356; [L85] int __return_10548; [L86] int __return_11097; [L87] int __return_11505; [L88] int __return_11539; [L89] int __return_11412; [L90] int __return_11446; [L91] int __return_12419; [L92] int __return_12453; [L93] int __return_12328; [L94] int __return_12362; [L95] int __return_12602; [L96] int __return_12636; [L97] int __return_12509; [L98] int __return_12543; [L99] int __return_13207; [L100] int __return_13241; [L101] int __return_13116; [L102] int __return_13150; [L103] int __return_13390; [L104] int __return_13424; [L105] int __return_13297; [L106] int __return_13331; [L107] int __return_12824; [L108] int __return_12858; [L109] int __return_12733; [L110] int __return_12767; [L111] int __return_13007; [L112] int __return_13041; [L113] int __return_12914; [L114] int __return_12948; [L115] int __return_13589; [L116] int __return_13623; [L117] int __return_13498; [L118] int __return_13532; [L119] int __return_13772; [L120] int __return_13806; [L121] int __return_13679; [L122] int __return_13713; [L125] int main__c1; [L126] int main__i2; [L127] main__c1 = 0 [L128] r1 = __VERIFIER_nondet_char() [L129] id1 = __VERIFIER_nondet_char() [L130] st1 = __VERIFIER_nondet_char() [L131] send1 = __VERIFIER_nondet_char() [L132] mode1 = __VERIFIER_nondet_bool() [L133] alive1 = __VERIFIER_nondet_bool() [L134] id2 = __VERIFIER_nondet_char() [L135] st2 = __VERIFIER_nondet_char() [L136] send2 = __VERIFIER_nondet_char() [L137] mode2 = __VERIFIER_nondet_bool() [L138] alive2 = __VERIFIER_nondet_bool() [L139] id3 = __VERIFIER_nondet_char() [L140] st3 = __VERIFIER_nondet_char() [L141] send3 = __VERIFIER_nondet_char() [L142] mode3 = __VERIFIER_nondet_bool() [L143] alive3 = __VERIFIER_nondet_bool() [L144] id4 = __VERIFIER_nondet_char() [L145] st4 = __VERIFIER_nondet_char() [L146] send4 = __VERIFIER_nondet_char() [L147] mode4 = __VERIFIER_nondet_bool() [L148] alive4 = __VERIFIER_nondet_bool() [L150] int init__tmp; [L151] COND TRUE ((int)r1) == 0 [L153] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L155] COND TRUE ((int)id1) >= 0 [L157] COND TRUE ((int)st1) == 0 [L159] COND TRUE ((int)send1) == ((int)id1) [L161] COND TRUE ((int)mode1) == 0 [L163] COND TRUE ((int)id2) >= 0 [L165] COND TRUE ((int)st2) == 0 [L167] COND TRUE ((int)send2) == ((int)id2) [L169] COND TRUE ((int)mode2) == 0 [L171] COND TRUE ((int)id3) >= 0 [L173] COND TRUE ((int)st3) == 0 [L175] COND TRUE ((int)send3) == ((int)id3) [L177] COND TRUE ((int)mode3) == 0 [L179] COND TRUE ((int)id4) >= 0 [L181] COND TRUE ((int)st4) == 0 [L183] COND TRUE ((int)send4) == ((int)id4) [L185] COND TRUE ((int)mode4) == 0 [L187] COND TRUE ((int)id1) != ((int)id2) [L189] COND TRUE ((int)id1) != ((int)id3) [L191] COND TRUE ((int)id1) != ((int)id4) [L193] COND TRUE ((int)id2) != ((int)id3) [L195] COND TRUE ((int)id2) != ((int)id4) [L197] COND TRUE ((int)id3) != ((int)id4) [L199] init__tmp = 1 [L200] __return_10449 = init__tmp [L201] main__i2 = __return_10449 [L202] COND TRUE main__i2 != 0 [L204] p1_old = nomsg [L205] p1_new = nomsg [L206] p2_old = nomsg [L207] p2_new = nomsg [L208] p3_old = nomsg [L209] p3_new = nomsg [L210] p4_old = nomsg [L211] p4_new = nomsg [L212] main__i2 = 0 [L213] COND TRUE main__i2 < 8 [L216] msg_t node1__m1; [L217] node1__m1 = nomsg [L218] COND FALSE !(!(mode1 == 0)) [L224] COND FALSE !(!(alive1 == 0)) [L4055] mode1 = 1 [L4057] msg_t node2__m2; [L4058] node2__m2 = nomsg [L4059] COND FALSE !(!(mode2 == 0)) [L4065] COND FALSE !(!(alive2 == 0)) [L5459] COND FALSE !(((int)send2) != ((int)id2)) [L5480] mode2 = 1 [L5482] msg_t node3__m3; [L5483] node3__m3 = nomsg [L5484] COND FALSE !(!(mode3 == 0)) [L5490] COND TRUE !(alive3 == 0) [L5492] int node3____CPAchecker_TMP_0; [L5493] COND TRUE send3 != nomsg [L5495] COND TRUE p3_new == nomsg [L5497] node3____CPAchecker_TMP_0 = send3 [L5498] p3_new = node3____CPAchecker_TMP_0 [L5499] mode3 = 1 [L5501] msg_t node4__m4; [L5502] node4__m4 = nomsg [L5503] COND FALSE !(!(mode4 == 0)) [L5509] COND FALSE !(!(alive4 == 0)) [L5580] COND FALSE !(((int)send4) != ((int)id4)) [L5605] mode4 = 1 [L5606] p1_old = p1_new [L5607] p1_new = nomsg [L5608] p2_old = p2_new [L5609] p2_new = nomsg [L5610] p3_old = p3_new [L5611] p3_new = nomsg [L5612] p4_old = p4_new [L5613] p4_new = nomsg [L5615] int check__tmp; [L5616] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L5618] COND TRUE ((int)r1) < 4 [L5620] check__tmp = 1 [L5621] __return_13623 = check__tmp [L5622] main__c1 = __return_13623 [L5624] _Bool __tmp_49; [L5625] __tmp_49 = main__c1 [L5626] _Bool assert__arg; [L5627] assert__arg = __tmp_49 [L5628] COND FALSE !(assert__arg == 0) [L5634] int main____CPAchecker_TMP_0 = main__i2; [L5635] main__i2 = main__i2 + 1 [L5636] __tmp_10558_0 = main____CPAchecker_TMP_0 [L327] main____CPAchecker_TMP_0 = __tmp_10558_0 [L328] COND TRUE main__i2 < 8 [L331] msg_t node1__m1; [L332] node1__m1 = nomsg [L333] COND TRUE !(mode1 == 0) [L335] r1 = (char)(((int)r1) + 1) [L336] node1__m1 = p4_old [L337] p4_old = nomsg [L338] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L2001] mode1 = 0 [L349] msg_t node2__m2; [L350] node2__m2 = nomsg [L351] COND TRUE !(mode2 == 0) [L353] node2__m2 = p1_old [L354] p1_old = nomsg [L355] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L1404] mode2 = 0 [L366] msg_t node3__m3; [L367] node3__m3 = nomsg [L368] COND TRUE !(mode3 == 0) [L370] node3__m3 = p2_old [L371] p2_old = nomsg [L372] COND TRUE ((int)node3__m3) != ((int)nomsg) [L374] COND TRUE !(alive3 == 0) [L376] COND FALSE !(((int)node3__m3) > ((int)id3)) [L991] COND TRUE ((int)node3__m3) == ((int)id3) [L993] st3 = 1 [L994] mode3 = 0 [L996] msg_t node4__m4; [L997] node4__m4 = nomsg [L998] COND TRUE !(mode4 == 0) [L1000] node4__m4 = p3_old [L1001] p3_old = nomsg [L1002] COND TRUE ((int)node4__m4) != ((int)nomsg) [L1004] COND TRUE !(alive4 == 0) [L1006] COND FALSE !(((int)node4__m4) > ((int)id4)) [L1058] COND TRUE ((int)node4__m4) == ((int)id4) [L1060] st4 = 1 [L1061] mode4 = 0 [L1062] p1_old = p1_new [L1063] p1_new = nomsg [L1064] p2_old = p2_new [L1065] p2_new = nomsg [L1066] p3_old = p3_new [L1067] p3_new = nomsg [L1068] p4_old = p4_new [L1069] p4_new = nomsg [L1071] int check__tmp; [L1072] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1078] check__tmp = 0 [L1079] __return_11963 = check__tmp [L1080] main__c1 = __return_11963 [L1081] __tmp_10714_0 = main____CPAchecker_TMP_0 [L534] main____CPAchecker_TMP_0 = __tmp_10714_0 [L536] _Bool __tmp_3; [L537] __tmp_3 = main__c1 [L538] _Bool assert__arg; [L539] assert__arg = __tmp_3 [L540] COND TRUE assert__arg == 0 [L542] __VERIFIER_error() - UnprovableResult [Line: 1750]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L11] msg_t nomsg = (msg_t )-1; [L12] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] _Bool alive1 = 0; [L21] port_t p2 = 0; [L22] char p2_old = '\x0'; [L23] char p2_new = '\x0'; [L24] char id2 = '\x0'; [L25] char st2 = '\x0'; [L26] msg_t send2 = '\x0'; [L27] _Bool mode2 = 0; [L28] _Bool alive2 = 0; [L29] port_t p3 = 0; [L30] char p3_old = '\x0'; [L31] char p3_new = '\x0'; [L32] char id3 = '\x0'; [L33] char st3 = '\x0'; [L34] msg_t send3 = '\x0'; [L35] _Bool mode3 = 0; [L36] _Bool alive3 = 0; [L37] port_t p4 = 0; [L38] char p4_old = '\x0'; [L39] char p4_new = '\x0'; [L40] char id4 = '\x0'; [L41] char st4 = '\x0'; [L42] msg_t send4 = '\x0'; [L43] _Bool mode4 = 0; [L44] _Bool alive4 = 0; [L49] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L53] int __return_10449; [L54] int __return_11921; [L55] int __tmp_10558_0; [L56] int __return_10627; [L57] int __tmp_10637_0; [L58] int __tmp_10697_0; [L59] int __tmp_10705_0; [L60] int __return_10713; [L61] int __tmp_10714_0; [L62] int __tmp_10720_0; [L63] int __return_10727; [L64] int __return_11198; [L65] int __return_11670; [L66] int __return_11963; [L67] int __return_10912; [L68] int __return_11241; [L69] int __return_11725; [L70] int __return_10993; [L71] int __return_11279; [L72] int __return_11775; [L73] int __return_11054; [L74] int __return_11318; [L75] int __return_11826; [L76] int __return_12071; [L77] int __return_11614; [L78] int __return_11864; [L79] int __return_12220; [L80] int __return_12254; [L81] int __return_12127; [L82] int __return_12161; [L83] int __return_11154; [L84] int __return_11356; [L85] int __return_10548; [L86] int __return_11097; [L87] int __return_11505; [L88] int __return_11539; [L89] int __return_11412; [L90] int __return_11446; [L91] int __return_12419; [L92] int __return_12453; [L93] int __return_12328; [L94] int __return_12362; [L95] int __return_12602; [L96] int __return_12636; [L97] int __return_12509; [L98] int __return_12543; [L99] int __return_13207; [L100] int __return_13241; [L101] int __return_13116; [L102] int __return_13150; [L103] int __return_13390; [L104] int __return_13424; [L105] int __return_13297; [L106] int __return_13331; [L107] int __return_12824; [L108] int __return_12858; [L109] int __return_12733; [L110] int __return_12767; [L111] int __return_13007; [L112] int __return_13041; [L113] int __return_12914; [L114] int __return_12948; [L115] int __return_13589; [L116] int __return_13623; [L117] int __return_13498; [L118] int __return_13532; [L119] int __return_13772; [L120] int __return_13806; [L121] int __return_13679; [L122] int __return_13713; [L125] int main__c1; [L126] int main__i2; [L127] main__c1 = 0 [L128] r1 = __VERIFIER_nondet_char() [L129] id1 = __VERIFIER_nondet_char() [L130] st1 = __VERIFIER_nondet_char() [L131] send1 = __VERIFIER_nondet_char() [L132] mode1 = __VERIFIER_nondet_bool() [L133] alive1 = __VERIFIER_nondet_bool() [L134] id2 = __VERIFIER_nondet_char() [L135] st2 = __VERIFIER_nondet_char() [L136] send2 = __VERIFIER_nondet_char() [L137] mode2 = __VERIFIER_nondet_bool() [L138] alive2 = __VERIFIER_nondet_bool() [L139] id3 = __VERIFIER_nondet_char() [L140] st3 = __VERIFIER_nondet_char() [L141] send3 = __VERIFIER_nondet_char() [L142] mode3 = __VERIFIER_nondet_bool() [L143] alive3 = __VERIFIER_nondet_bool() [L144] id4 = __VERIFIER_nondet_char() [L145] st4 = __VERIFIER_nondet_char() [L146] send4 = __VERIFIER_nondet_char() [L147] mode4 = __VERIFIER_nondet_bool() [L148] alive4 = __VERIFIER_nondet_bool() [L150] int init__tmp; [L151] COND TRUE ((int)r1) == 0 [L153] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L155] COND TRUE ((int)id1) >= 0 [L157] COND TRUE ((int)st1) == 0 [L159] COND TRUE ((int)send1) == ((int)id1) [L161] COND TRUE ((int)mode1) == 0 [L163] COND TRUE ((int)id2) >= 0 [L165] COND TRUE ((int)st2) == 0 [L167] COND TRUE ((int)send2) == ((int)id2) [L169] COND TRUE ((int)mode2) == 0 [L171] COND TRUE ((int)id3) >= 0 [L173] COND TRUE ((int)st3) == 0 [L175] COND TRUE ((int)send3) == ((int)id3) [L177] COND TRUE ((int)mode3) == 0 [L179] COND TRUE ((int)id4) >= 0 [L181] COND TRUE ((int)st4) == 0 [L183] COND TRUE ((int)send4) == ((int)id4) [L185] COND TRUE ((int)mode4) == 0 [L187] COND TRUE ((int)id1) != ((int)id2) [L189] COND TRUE ((int)id1) != ((int)id3) [L191] COND TRUE ((int)id1) != ((int)id4) [L193] COND TRUE ((int)id2) != ((int)id3) [L195] COND TRUE ((int)id2) != ((int)id4) [L197] COND TRUE ((int)id3) != ((int)id4) [L199] init__tmp = 1 [L200] __return_10449 = init__tmp [L201] main__i2 = __return_10449 [L202] COND TRUE main__i2 != 0 [L204] p1_old = nomsg [L205] p1_new = nomsg [L206] p2_old = nomsg [L207] p2_new = nomsg [L208] p3_old = nomsg [L209] p3_new = nomsg [L210] p4_old = nomsg [L211] p4_new = nomsg [L212] main__i2 = 0 [L213] COND TRUE main__i2 < 8 [L216] msg_t node1__m1; [L217] node1__m1 = nomsg [L218] COND FALSE !(!(mode1 == 0)) [L224] COND FALSE !(!(alive1 == 0)) [L4055] mode1 = 1 [L4057] msg_t node2__m2; [L4058] node2__m2 = nomsg [L4059] COND FALSE !(!(mode2 == 0)) [L4065] COND TRUE !(alive2 == 0) [L4067] int node2____CPAchecker_TMP_0; [L4068] COND TRUE send2 != nomsg [L4070] COND TRUE p2_new == nomsg [L4072] node2____CPAchecker_TMP_0 = send2 [L4073] p2_new = node2____CPAchecker_TMP_0 [L4075] mode2 = 1 [L4077] msg_t node3__m3; [L4078] node3__m3 = nomsg [L4079] COND FALSE !(!(mode3 == 0)) [L4085] COND FALSE !(!(alive3 == 0)) [L4420] COND FALSE !(((int)send3) != ((int)id3)) [L4600] mode3 = 1 [L4602] msg_t node4__m4; [L4603] node4__m4 = nomsg [L4604] COND FALSE !(!(mode4 == 0)) [L4610] COND TRUE !(alive4 == 0) [L4612] int node4____CPAchecker_TMP_0; [L4613] COND TRUE send4 != nomsg [L4615] COND TRUE p4_new == nomsg [L4617] node4____CPAchecker_TMP_0 = send4 [L4619] p4_new = node4____CPAchecker_TMP_0 [L4621] mode4 = 1 [L4622] p1_old = p1_new [L4623] p1_new = nomsg [L4624] p2_old = p2_new [L4625] p2_new = nomsg [L4626] p3_old = p3_new [L4627] p3_new = nomsg [L4628] p4_old = p4_new [L4629] p4_new = nomsg [L4631] int check__tmp; [L4632] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L4634] COND TRUE ((int)r1) < 4 [L4636] check__tmp = 1 [L4637] __return_13297 = check__tmp [L4638] main__c1 = __return_13297 [L4640] _Bool __tmp_38; [L4641] __tmp_38 = main__c1 [L4642] _Bool assert__arg; [L4643] assert__arg = __tmp_38 [L4644] COND FALSE !(assert__arg == 0) [L4650] int main____CPAchecker_TMP_0 = main__i2; [L4651] main__i2 = main__i2 + 1 [L4652] __tmp_10558_0 = main____CPAchecker_TMP_0 [L327] main____CPAchecker_TMP_0 = __tmp_10558_0 [L328] COND TRUE main__i2 < 8 [L331] msg_t node1__m1; [L332] node1__m1 = nomsg [L333] COND TRUE !(mode1 == 0) [L335] r1 = (char)(((int)r1) + 1) [L336] node1__m1 = p4_old [L337] p4_old = nomsg [L338] COND TRUE ((int)node1__m1) != ((int)nomsg) [L340] COND TRUE !(alive1 == 0) [L342] COND FALSE !(((int)node1__m1) > ((int)id1)) [L1416] COND TRUE ((int)node1__m1) == ((int)id1) [L1418] st1 = 1 [L1419] mode1 = 0 [L1421] msg_t node2__m2; [L1422] node2__m2 = nomsg [L1423] COND TRUE !(mode2 == 0) [L1425] node2__m2 = p1_old [L1426] p1_old = nomsg [L1427] COND TRUE ((int)node2__m2) != ((int)nomsg) [L1429] COND TRUE !(alive2 == 0) [L1431] COND FALSE !(((int)node2__m2) > ((int)id2)) [L1686] COND TRUE ((int)node2__m2) == ((int)id2) [L1688] st2 = 1 [L1689] mode2 = 0 [L1691] msg_t node3__m3; [L1692] node3__m3 = nomsg [L1693] COND TRUE !(mode3 == 0) [L1695] node3__m3 = p2_old [L1696] p2_old = nomsg [L1697] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L1951] mode3 = 0 [L1708] msg_t node4__m4; [L1709] node4__m4 = nomsg [L1710] COND TRUE !(mode4 == 0) [L1712] node4__m4 = p3_old [L1713] p3_old = nomsg [L1714] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L1826] mode4 = 0 [L1724] p1_old = p1_new [L1725] p1_new = nomsg [L1726] p2_old = p2_new [L1727] p2_new = nomsg [L1728] p3_old = p3_new [L1729] p3_new = nomsg [L1730] p4_old = p4_new [L1731] p4_new = nomsg [L1733] int check__tmp; [L1734] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1740] check__tmp = 0 [L1741] __return_11054 = check__tmp [L1742] main__c1 = __return_11054 [L1744] _Bool __tmp_8; [L1745] __tmp_8 = main__c1 [L1746] _Bool assert__arg; [L1747] assert__arg = __tmp_8 [L1748] COND TRUE assert__arg == 0 [L1750] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...