java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:18:51,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:18:51,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:18:51,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:18:51,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:18:51,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:18:51,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:18:51,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:18:51,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:18:51,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:18:51,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:18:51,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:18:51,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:18:51,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:18:51,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:18:51,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:18:51,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:18:51,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:18:51,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:18:51,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:18:51,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:18:51,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:18:51,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:18:51,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:18:51,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 17:18:51,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 17:18:51,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 17:18:51,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 17:18:51,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 17:18:51,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 17:18:51,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:18:51,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:18:51,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:18:51,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:18:51,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:18:51,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:18:51,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:18:51,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:18:51,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:18:51,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:18:51,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:18:51,955 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-11 17:18:51,970 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:18:51,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:18:51,971 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:18:51,971 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:18:51,971 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:18:51,972 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:18:51,972 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:18:51,972 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:18:51,972 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:18:51,973 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:18:51,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:18:51,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:18:51,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:18:51,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:18:51,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:18:51,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:18:51,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:18:51,975 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:18:51,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:18:51,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:18:51,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:18:51,976 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:18:51,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:18:51,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:18:51,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:18:51,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:18:51,977 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:18:51,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:18:51,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:18:51,977 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:18:52,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:18:52,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:18:52,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:18:52,028 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:18:52,029 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:18:52,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-09-11 17:18:52,100 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dfa12d55/f482f85c675f48909e527b21d089dce5/FLAGb2aa5bf93 [2019-09-11 17:18:52,597 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:18:52,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-09-11 17:18:52,613 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dfa12d55/f482f85c675f48909e527b21d089dce5/FLAGb2aa5bf93 [2019-09-11 17:18:52,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dfa12d55/f482f85c675f48909e527b21d089dce5 [2019-09-11 17:18:52,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:18:52,898 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:18:52,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:18:52,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:18:52,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:18:52,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:18:52" (1/1) ... [2019-09-11 17:18:52,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37af14ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:52, skipping insertion in model container [2019-09-11 17:18:52,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:18:52" (1/1) ... [2019-09-11 17:18:52,915 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:18:52,970 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:18:53,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:18:53,505 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:18:53,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:18:53,617 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:18:53,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:53 WrapperNode [2019-09-11 17:18:53,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:18:53,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:18:53,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:18:53,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:18:53,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:53" (1/1) ... [2019-09-11 17:18:53,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:53" (1/1) ... [2019-09-11 17:18:53,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:53" (1/1) ... [2019-09-11 17:18:53,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:53" (1/1) ... [2019-09-11 17:18:53,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:53" (1/1) ... [2019-09-11 17:18:53,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:53" (1/1) ... [2019-09-11 17:18:53,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:53" (1/1) ... [2019-09-11 17:18:53,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:18:53,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:18:53,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:18:53,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:18:53,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:18:53,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:18:53,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:18:53,749 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:18:53,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:18:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:18:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:18:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:18:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:18:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:18:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:18:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:18:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:18:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:18:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:18:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:18:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:18:53,752 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:18:53,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:18:53,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:18:54,326 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:18:54,326 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:18:54,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:18:54 BoogieIcfgContainer [2019-09-11 17:18:54,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:18:54,328 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:18:54,329 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:18:54,329 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:18:54,330 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:18:54" (1/1) ... [2019-09-11 17:18:54,395 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:18:54,646 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:18:56,469 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:18:56,533 INFO L272 AbstractInterpreter]: Visited 135 different actions 2137 times. Merged at 70 different actions 1221 times. Widened at 33 different actions 273 times. Performed 6082 root evaluator evaluations with a maximum evaluation depth of 6. Performed 6082 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 516 fixpoints after 62 different actions. Largest state had 113 variables. [2019-09-11 17:18:56,534 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:18:56,538 INFO L168 Benchmark]: Toolchain (without parser) took 3638.43 ms. Allocated memory was 138.4 MB in the beginning and 250.6 MB in the end (delta: 112.2 MB). Free memory was 90.3 MB in the beginning and 195.2 MB in the end (delta: -104.9 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:56,539 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 138.4 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:18:56,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.38 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 90.3 MB in the beginning and 176.9 MB in the end (delta: -86.6 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:56,543 INFO L168 Benchmark]: Boogie Preprocessor took 44.15 ms. Allocated memory is still 203.4 MB. Free memory was 176.9 MB in the beginning and 175.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:56,546 INFO L168 Benchmark]: RCFGBuilder took 664.39 ms. Allocated memory is still 203.4 MB. Free memory was 175.2 MB in the beginning and 139.7 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:56,547 INFO L168 Benchmark]: Abstract Interpretation took 2205.76 ms. Allocated memory was 203.4 MB in the beginning and 250.6 MB in the end (delta: 47.2 MB). Free memory was 139.7 MB in the beginning and 195.2 MB in the end (delta: -55.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:18:56,561 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 138.4 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 719.38 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 90.3 MB in the beginning and 176.9 MB in the end (delta: -86.6 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.15 ms. Allocated memory is still 203.4 MB. Free memory was 176.9 MB in the beginning and 175.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 664.39 ms. Allocated memory is still 203.4 MB. Free memory was 175.2 MB in the beginning and 139.7 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 2205.76 ms. Allocated memory was 203.4 MB in the beginning and 250.6 MB in the end (delta: 47.2 MB). Free memory was 139.7 MB in the beginning and 195.2 MB in the end (delta: -55.5 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 230]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L11] msg_t nomsg = (msg_t )-1; [L12] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L45] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L49] int __return_2928; [L50] int __return_3023; [L51] int __return_3091; [L54] int main__c1; [L55] int main__i2; [L56] main__c1 = 0 [L57] r1 = __VERIFIER_nondet_char() [L58] id1 = __VERIFIER_nondet_char() [L59] st1 = __VERIFIER_nondet_char() [L60] send1 = __VERIFIER_nondet_char() [L61] mode1 = __VERIFIER_nondet_bool() [L62] id2 = __VERIFIER_nondet_char() [L63] st2 = __VERIFIER_nondet_char() [L64] send2 = __VERIFIER_nondet_char() [L65] mode2 = __VERIFIER_nondet_bool() [L66] id3 = __VERIFIER_nondet_char() [L67] st3 = __VERIFIER_nondet_char() [L68] send3 = __VERIFIER_nondet_char() [L69] mode3 = __VERIFIER_nondet_bool() [L70] id4 = __VERIFIER_nondet_char() [L71] st4 = __VERIFIER_nondet_char() [L72] send4 = __VERIFIER_nondet_char() [L73] mode4 = __VERIFIER_nondet_bool() [L75] int init__tmp; [L76] COND TRUE ((int)r1) == 0 [L78] COND TRUE ((int)id1) >= 0 [L80] COND TRUE ((int)st1) == 0 [L82] COND TRUE ((int)send1) == ((int)id1) [L84] COND TRUE ((int)mode1) == 0 [L86] COND TRUE ((int)id2) >= 0 [L88] COND TRUE ((int)st2) == 0 [L90] COND TRUE ((int)send2) == ((int)id2) [L92] COND TRUE ((int)mode2) == 0 [L94] COND TRUE ((int)id3) >= 0 [L96] COND TRUE ((int)st3) == 0 [L98] COND TRUE ((int)send3) == ((int)id3) [L100] COND TRUE ((int)mode3) == 0 [L102] COND TRUE ((int)id4) >= 0 [L104] COND TRUE ((int)st4) == 0 [L106] COND TRUE ((int)send4) == ((int)id4) [L108] COND TRUE ((int)mode4) == 0 [L110] COND TRUE ((int)id1) != ((int)id2) [L112] COND TRUE ((int)id1) != ((int)id3) [L114] COND TRUE ((int)id1) != ((int)id4) [L116] COND TRUE ((int)id2) != ((int)id3) [L118] COND TRUE ((int)id2) != ((int)id4) [L120] COND TRUE ((int)id3) != ((int)id4) [L122] init__tmp = 1 [L123] __return_2928 = init__tmp [L124] main__i2 = __return_2928 [L125] COND TRUE main__i2 != 0 [L127] p1_old = nomsg [L128] p1_new = nomsg [L129] p2_old = nomsg [L130] p2_new = nomsg [L131] p3_old = nomsg [L132] p3_new = nomsg [L133] p4_old = nomsg [L134] p4_new = nomsg [L135] main__i2 = 0 [L137] COND TRUE main__i2 < 8 [L140] msg_t node1__m1; [L141] node1__m1 = nomsg [L142] COND FALSE !(!(mode1 == 0)) [L430] int node1____CPAchecker_TMP_0; [L431] COND TRUE send1 != nomsg [L433] COND TRUE p1_new == nomsg [L435] node1____CPAchecker_TMP_0 = send1 [L437] p1_new = node1____CPAchecker_TMP_0 [L438] mode1 = 1 [L156] msg_t node2__m2; [L157] node2__m2 = nomsg [L158] COND TRUE !(mode2 == 0) [L160] node2__m2 = p1_old [L161] p1_old = nomsg [L162] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L168] mode2 = 0 [L171] msg_t node3__m3; [L172] node3__m3 = nomsg [L173] COND TRUE !(mode3 == 0) [L175] node3__m3 = p2_old [L176] p2_old = nomsg [L177] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L183] mode3 = 0 [L186] msg_t node4__m4; [L187] node4__m4 = nomsg [L188] COND TRUE !(mode4 == 0) [L190] node4__m4 = p3_old [L191] p3_old = nomsg [L192] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L198] mode4 = 0 [L200] p1_old = p1_new [L201] p1_new = nomsg [L202] p2_old = p2_new [L203] p2_new = nomsg [L204] p3_old = p3_new [L205] p3_new = nomsg [L206] p4_old = p4_new [L207] p4_new = nomsg [L209] int check__tmp; [L210] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L212] COND FALSE !(((int)r1) >= 4) [L257] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L215] COND TRUE ((int)r1) < 4 [L217] check__tmp = 1 [L221] __return_3023 = check__tmp [L222] main__c1 = __return_3023 [L224] _Bool __tmp_1; [L225] __tmp_1 = main__c1 [L226] _Bool assert__arg; [L227] assert__arg = __tmp_1 [L228] COND FALSE !(assert__arg == 0) [L235] int main____CPAchecker_TMP_0 = main__i2; [L236] main__i2 = main__i2 + 1 [L137] COND TRUE main__i2 < 8 [L140] msg_t node1__m1; [L141] node1__m1 = nomsg [L142] COND TRUE !(mode1 == 0) [L144] r1 = (char)(((int)r1) + 1) [L145] node1__m1 = p4_old [L146] p4_old = nomsg [L147] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L153] mode1 = 0 [L156] msg_t node2__m2; [L157] node2__m2 = nomsg [L158] COND TRUE !(mode2 == 0) [L160] node2__m2 = p1_old [L161] p1_old = nomsg [L162] COND TRUE ((int)node2__m2) != ((int)nomsg) [L164] COND FALSE !(((int)node2__m2) > ((int)id2)) [L367] COND TRUE ((int)node2__m2) == ((int)id2) [L369] st2 = 1 [L168] mode2 = 0 [L171] msg_t node3__m3; [L172] node3__m3 = nomsg [L173] COND TRUE !(mode3 == 0) [L175] node3__m3 = p2_old [L176] p2_old = nomsg [L177] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L183] mode3 = 0 [L186] msg_t node4__m4; [L187] node4__m4 = nomsg [L188] COND TRUE !(mode4 == 0) [L190] node4__m4 = p3_old [L191] p3_old = nomsg [L192] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L198] mode4 = 0 [L200] p1_old = p1_new [L201] p1_new = nomsg [L202] p2_old = p2_new [L203] p2_new = nomsg [L204] p3_old = p3_new [L205] p3_new = nomsg [L206] p4_old = p4_new [L207] p4_new = nomsg [L209] int check__tmp; [L210] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L270] check__tmp = 0 [L221] __return_3023 = check__tmp [L222] main__c1 = __return_3023 [L224] _Bool __tmp_1; [L225] __tmp_1 = main__c1 [L226] _Bool assert__arg; [L227] assert__arg = __tmp_1 [L228] COND TRUE assert__arg == 0 [L230] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...