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/pals_floodmax.4.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:59:48,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:59:48,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:59:48,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:59:48,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:59:48,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:59:48,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:59:48,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:59:48,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:59:48,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:59:48,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:59:48,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:59:48,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:59:48,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:59:48,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:59:48,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:59:48,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:59:48,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:59:48,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:59:48,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:59:48,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:59:48,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:59:48,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:59:48,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:59:48,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 16:59:48,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 16:59:48,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 16:59:48,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 16:59:48,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 16:59:48,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 16:59:48,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:59:48,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:59:48,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:59:48,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:59:48,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:59:48,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:59:48,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:59:48,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:59:48,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:59:48,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:59:48,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:59:48,913 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 16:59:48,939 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:59:48,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:59:48,939 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:59:48,940 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:59:48,940 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:59:48,940 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:59:48,941 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:59:48,941 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:59:48,941 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:59:48,941 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:59:48,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:59:48,943 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:59:48,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:59:48,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:59:48,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:59:48,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:59:48,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:59:48,944 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:59:48,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:59:48,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:59:48,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:59:48,945 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:59:48,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:59:48,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:59:48,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:59:48,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:59:48,946 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:59:48,946 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:59:48,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:59:48,947 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:59:49,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:59:49,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:59:49,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:59:49,021 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:59:49,021 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:59:49,022 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4.ufo.UNBOUNDED.pals.c [2019-09-11 16:59:49,089 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c63569592/863e8d0548684b11a24c7001b569c194/FLAG5f5b2abce [2019-09-11 16:59:49,667 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:59:49,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4.ufo.UNBOUNDED.pals.c [2019-09-11 16:59:49,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c63569592/863e8d0548684b11a24c7001b569c194/FLAG5f5b2abce [2019-09-11 16:59:49,942 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c63569592/863e8d0548684b11a24c7001b569c194 [2019-09-11 16:59:49,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:59:49,953 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:59:49,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:59:49,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:59:49,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:59:49,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:59:49" (1/1) ... [2019-09-11 16:59:49,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f8d6d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:49, skipping insertion in model container [2019-09-11 16:59:49,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:59:49" (1/1) ... [2019-09-11 16:59:49,969 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:59:50,031 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:59:50,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:59:50,516 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:59:50,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:59:50,661 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:59:50,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:50 WrapperNode [2019-09-11 16:59:50,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:59:50,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:59:50,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:59:50,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:59:50,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:50" (1/1) ... [2019-09-11 16:59:50,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:50" (1/1) ... [2019-09-11 16:59:50,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:50" (1/1) ... [2019-09-11 16:59:50,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:50" (1/1) ... [2019-09-11 16:59:50,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:50" (1/1) ... [2019-09-11 16:59:50,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:50" (1/1) ... [2019-09-11 16:59:50,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:50" (1/1) ... [2019-09-11 16:59:50,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:59:50,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:59:50,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:59:50,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:59:50,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:50" (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 16:59:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:59:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:59:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-11 16:59:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-11 16:59:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-11 16:59:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-11 16:59:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-11 16:59:50,847 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-11 16:59:50,847 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:59:50,847 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-11 16:59:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:59:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 16:59:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 16:59:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 16:59:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 16:59:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 16:59:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 16:59:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 16:59:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 16:59:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 16:59:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 16:59:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 16:59:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 16:59:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 16:59:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:59:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:59:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:59:52,439 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:59:52,440 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 16:59:52,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:59:52 BoogieIcfgContainer [2019-09-11 16:59:52,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:59:52,443 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:59:52,443 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:59:52,444 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:59:52,445 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:59:52" (1/1) ... [2019-09-11 16:59:52,493 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:59:52,770 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:00:22,775 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:00:22,824 INFO L272 AbstractInterpreter]: Visited 576 different actions 34153 times. Merged at 356 different actions 15034 times. Widened at 22 different actions 137 times. Performed 180544 root evaluator evaluations with a maximum evaluation depth of 6. Performed 180544 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 13015 fixpoints after 316 different actions. Largest state had 228 variables. [2019-09-11 17:00:22,824 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:00:22,828 INFO L168 Benchmark]: Toolchain (without parser) took 32872.62 ms. Allocated memory was 134.2 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 87.6 MB in the beginning and 80.0 MB in the end (delta: 7.5 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2019-09-11 17:00:22,829 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:00:22,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.72 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 87.4 MB in the beginning and 163.6 MB in the end (delta: -76.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-09-11 17:00:22,833 INFO L168 Benchmark]: Boogie Preprocessor took 95.20 ms. Allocated memory is still 200.8 MB. Free memory was 163.6 MB in the beginning and 158.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:00:22,834 INFO L168 Benchmark]: RCFGBuilder took 1683.75 ms. Allocated memory was 200.8 MB in the beginning and 228.6 MB in the end (delta: 27.8 MB). Free memory was 158.7 MB in the beginning and 172.8 MB in the end (delta: -14.1 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:00:22,835 INFO L168 Benchmark]: Abstract Interpretation took 30381.51 ms. Allocated memory was 228.6 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 172.8 MB in the beginning and 80.0 MB in the end (delta: 92.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2019-09-11 17:00:22,839 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 707.72 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 87.4 MB in the beginning and 163.6 MB in the end (delta: -76.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.20 ms. Allocated memory is still 200.8 MB. Free memory was 163.6 MB in the beginning and 158.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1683.75 ms. Allocated memory was 200.8 MB in the beginning and 228.6 MB in the end (delta: 27.8 MB). Free memory was 158.7 MB in the beginning and 172.8 MB in the end (delta: -14.1 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 30381.51 ms. Allocated memory was 228.6 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 172.8 MB in the beginning and 80.0 MB in the end (delta: 92.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1303]: 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: [L70] msg_t nomsg = (msg_t )-1; [L71] port_t p12 ; [L72] char p12_old ; [L73] char p12_new ; [L74] _Bool ep12 ; [L75] port_t p13 ; [L76] char p13_old ; [L77] char p13_new ; [L78] _Bool ep13 ; [L79] port_t p14 ; [L80] char p14_old ; [L81] char p14_new ; [L82] _Bool ep14 ; [L83] port_t p21 ; [L84] char p21_old ; [L85] char p21_new ; [L86] _Bool ep21 ; [L87] port_t p23 ; [L88] char p23_old ; [L89] char p23_new ; [L90] _Bool ep23 ; [L91] port_t p24 ; [L92] char p24_old ; [L93] char p24_new ; [L94] _Bool ep24 ; [L95] port_t p31 ; [L96] char p31_old ; [L97] char p31_new ; [L98] _Bool ep31 ; [L99] port_t p32 ; [L100] char p32_old ; [L101] char p32_new ; [L102] _Bool ep32 ; [L103] port_t p34 ; [L104] char p34_old ; [L105] char p34_new ; [L106] _Bool ep34 ; [L107] port_t p41 ; [L108] char p41_old ; [L109] char p41_new ; [L110] _Bool ep41 ; [L111] port_t p42 ; [L112] char p42_old ; [L113] char p42_new ; [L114] _Bool ep42 ; [L115] port_t p43 ; [L116] char p43_old ; [L117] char p43_new ; [L118] _Bool ep43 ; [L119] char id1 ; [L120] unsigned char r1 ; [L121] char st1 ; [L122] char nl1 ; [L123] char m1 ; [L124] char max1 ; [L125] _Bool mode1 ; [L126] char id2 ; [L127] unsigned char r2 ; [L128] char st2 ; [L129] char nl2 ; [L130] char m2 ; [L131] char max2 ; [L132] _Bool mode2 ; [L133] char id3 ; [L134] unsigned char r3 ; [L135] char st3 ; [L136] char nl3 ; [L137] char m3 ; [L138] char max3 ; [L139] _Bool mode3 ; [L140] char id4 ; [L141] unsigned char r4 ; [L142] char st4 ; [L143] char nl4 ; [L144] char m4 ; [L145] char max4 ; [L146] _Bool mode4 ; [L371] void (*nodes[4])(void) = { & node1, & node2, & node3, & node4}; [L1187] int c1 ; [L1188] int i2 ; [L1191] c1 = 0 [L1192] ep12 = __VERIFIER_nondet_bool() [L1193] ep13 = __VERIFIER_nondet_bool() [L1194] ep14 = __VERIFIER_nondet_bool() [L1195] ep21 = __VERIFIER_nondet_bool() [L1196] ep23 = __VERIFIER_nondet_bool() [L1197] ep24 = __VERIFIER_nondet_bool() [L1198] ep31 = __VERIFIER_nondet_bool() [L1199] ep32 = __VERIFIER_nondet_bool() [L1200] ep34 = __VERIFIER_nondet_bool() [L1201] ep41 = __VERIFIER_nondet_bool() [L1202] ep42 = __VERIFIER_nondet_bool() [L1203] ep43 = __VERIFIER_nondet_bool() [L1204] id1 = __VERIFIER_nondet_char() [L1205] r1 = __VERIFIER_nondet_uchar() [L1206] st1 = __VERIFIER_nondet_char() [L1207] nl1 = __VERIFIER_nondet_char() [L1208] m1 = __VERIFIER_nondet_char() [L1209] max1 = __VERIFIER_nondet_char() [L1210] mode1 = __VERIFIER_nondet_bool() [L1211] id2 = __VERIFIER_nondet_char() [L1212] r2 = __VERIFIER_nondet_uchar() [L1213] st2 = __VERIFIER_nondet_char() [L1214] nl2 = __VERIFIER_nondet_char() [L1215] m2 = __VERIFIER_nondet_char() [L1216] max2 = __VERIFIER_nondet_char() [L1217] mode2 = __VERIFIER_nondet_bool() [L1218] id3 = __VERIFIER_nondet_char() [L1219] r3 = __VERIFIER_nondet_uchar() [L1220] st3 = __VERIFIER_nondet_char() [L1221] nl3 = __VERIFIER_nondet_char() [L1222] m3 = __VERIFIER_nondet_char() [L1223] max3 = __VERIFIER_nondet_char() [L1224] mode3 = __VERIFIER_nondet_bool() [L1225] id4 = __VERIFIER_nondet_char() [L1226] r4 = __VERIFIER_nondet_uchar() [L1227] st4 = __VERIFIER_nondet_char() [L1228] nl4 = __VERIFIER_nondet_char() [L1229] m4 = __VERIFIER_nondet_char() [L1230] max4 = __VERIFIER_nondet_char() [L1231] mode4 = __VERIFIER_nondet_bool() [L1232] CALL, EXPR init() [L374] _Bool r121 ; [L375] _Bool r131 ; [L376] _Bool r141 ; [L377] _Bool r211 ; [L378] _Bool r231 ; [L379] _Bool r241 ; [L380] _Bool r311 ; [L381] _Bool r321 ; [L382] _Bool r341 ; [L383] _Bool r411 ; [L384] _Bool r421 ; [L385] _Bool r431 ; [L386] _Bool r122 ; [L387] int tmp ; [L388] _Bool r132 ; [L389] int tmp___0 ; [L390] _Bool r142 ; [L391] int tmp___1 ; [L392] _Bool r212 ; [L393] int tmp___2 ; [L394] _Bool r232 ; [L395] int tmp___3 ; [L396] _Bool r242 ; [L397] int tmp___4 ; [L398] _Bool r312 ; [L399] int tmp___5 ; [L400] _Bool r322 ; [L401] int tmp___6 ; [L402] _Bool r342 ; [L403] int tmp___7 ; [L404] _Bool r412 ; [L405] int tmp___8 ; [L406] _Bool r422 ; [L407] int tmp___9 ; [L408] _Bool r432 ; [L409] int tmp___10 ; [L410] _Bool r123 ; [L411] int tmp___11 ; [L412] _Bool r133 ; [L413] int tmp___12 ; [L414] _Bool r143 ; [L415] int tmp___13 ; [L416] _Bool r213 ; [L417] int tmp___14 ; [L418] _Bool r233 ; [L419] int tmp___15 ; [L420] _Bool r243 ; [L421] int tmp___16 ; [L422] _Bool r313 ; [L423] int tmp___17 ; [L424] _Bool r323 ; [L425] int tmp___18 ; [L426] _Bool r343 ; [L427] int tmp___19 ; [L428] _Bool r413 ; [L429] int tmp___20 ; [L430] _Bool r423 ; [L431] int tmp___21 ; [L432] _Bool r433 ; [L433] int tmp___22 ; [L434] int tmp___23 ; [L437] r121 = ep12 [L438] r131 = ep13 [L439] r141 = ep14 [L440] r211 = ep21 [L441] r231 = ep23 [L442] r241 = ep24 [L443] r311 = ep31 [L444] r321 = ep32 [L445] r341 = ep34 [L446] r411 = ep41 [L447] r421 = ep42 [L448] r431 = ep43 [L449] COND TRUE \read(r121) [L450] tmp = 1 [L469] r122 = (_Bool )tmp [L470] COND TRUE \read(r131) [L471] tmp___0 = 1 [L490] r132 = (_Bool )tmp___0 [L491] COND TRUE \read(r141) [L492] tmp___1 = 1 [L511] r142 = (_Bool )tmp___1 [L512] COND TRUE \read(r211) [L513] tmp___2 = 1 [L532] r212 = (_Bool )tmp___2 [L533] COND TRUE \read(r231) [L534] tmp___3 = 1 [L553] r232 = (_Bool )tmp___3 [L554] COND TRUE \read(r241) [L555] tmp___4 = 1 [L574] r242 = (_Bool )tmp___4 [L575] COND TRUE \read(r311) [L576] tmp___5 = 1 [L595] r312 = (_Bool )tmp___5 [L596] COND TRUE \read(r321) [L597] tmp___6 = 1 [L616] r322 = (_Bool )tmp___6 [L617] COND TRUE \read(r341) [L618] tmp___7 = 1 [L637] r342 = (_Bool )tmp___7 [L638] COND TRUE \read(r411) [L639] tmp___8 = 1 [L658] r412 = (_Bool )tmp___8 [L659] COND TRUE \read(r421) [L660] tmp___9 = 1 [L679] r422 = (_Bool )tmp___9 [L680] COND TRUE \read(r431) [L681] tmp___10 = 1 [L700] r432 = (_Bool )tmp___10 [L701] COND TRUE \read(r122) [L702] tmp___11 = 1 [L721] r123 = (_Bool )tmp___11 [L722] COND TRUE \read(r132) [L723] tmp___12 = 1 [L742] r133 = (_Bool )tmp___12 [L743] COND TRUE \read(r142) [L744] tmp___13 = 1 [L763] r143 = (_Bool )tmp___13 [L764] COND TRUE \read(r212) [L765] tmp___14 = 1 [L784] r213 = (_Bool )tmp___14 [L785] COND TRUE \read(r232) [L786] tmp___15 = 1 [L805] r233 = (_Bool )tmp___15 [L806] COND TRUE \read(r242) [L807] tmp___16 = 1 [L826] r243 = (_Bool )tmp___16 [L827] COND TRUE \read(r312) [L828] tmp___17 = 1 [L847] r313 = (_Bool )tmp___17 [L848] COND TRUE \read(r322) [L849] tmp___18 = 1 [L868] r323 = (_Bool )tmp___18 [L869] COND TRUE \read(r342) [L870] tmp___19 = 1 [L889] r343 = (_Bool )tmp___19 [L890] COND TRUE \read(r412) [L891] tmp___20 = 1 [L910] r413 = (_Bool )tmp___20 [L911] COND TRUE \read(r422) [L912] tmp___21 = 1 [L931] r423 = (_Bool )tmp___21 [L932] COND TRUE \read(r432) [L933] tmp___22 = 1 [L952] r433 = (_Bool )tmp___22 [L953] COND TRUE (int )id1 != (int )id2 [L954] COND TRUE (int )id1 != (int )id3 [L955] COND TRUE (int )id1 != (int )id4 [L956] COND TRUE (int )id2 != (int )id3 [L957] COND TRUE (int )id2 != (int )id4 [L958] COND TRUE (int )id3 != (int )id4 [L959] COND TRUE (int )id1 >= 0 [L960] COND TRUE (int )id2 >= 0 [L961] COND TRUE (int )id3 >= 0 [L962] COND TRUE (int )id4 >= 0 [L963] COND TRUE (int )r1 == 0 [L964] COND TRUE (int )r2 == 0 [L965] COND TRUE (int )r3 == 0 [L966] COND TRUE (int )r4 == 0 [L967] COND TRUE \read(r123) [L968] COND TRUE \read(r133) [L969] COND TRUE \read(r143) [L970] COND TRUE \read(r213) [L971] COND TRUE \read(r233) [L972] COND TRUE \read(r243) [L973] COND TRUE \read(r313) [L974] COND TRUE \read(r323) [L975] COND TRUE \read(r343) [L976] COND TRUE \read(r413) [L977] COND TRUE \read(r423) [L978] COND TRUE \read(r433) [L979] COND TRUE (int )max1 == (int )id1 [L980] COND TRUE (int )max2 == (int )id2 [L981] COND TRUE (int )max3 == (int )id3 [L982] COND TRUE (int )max4 == (int )id4 [L983] COND TRUE (int )st1 == 0 [L984] COND TRUE (int )st2 == 0 [L985] COND TRUE (int )st3 == 0 [L986] COND TRUE (int )st4 == 0 [L987] COND TRUE (int )nl1 == 0 [L988] COND TRUE (int )nl2 == 0 [L989] COND TRUE (int )nl3 == 0 [L990] COND TRUE (int )nl4 == 0 [L991] COND TRUE (int )mode1 == 0 [L992] COND TRUE (int )mode2 == 0 [L993] COND TRUE (int )mode3 == 0 [L994] COND TRUE (int )mode4 == 0 [L995] tmp___23 = 1 [L1122] return (tmp___23); [L1232] RET, EXPR init() [L1232] i2 = init() [L1234] p12_old = nomsg [L1235] p12_new = nomsg [L1236] p13_old = nomsg [L1237] p13_new = nomsg [L1238] p14_old = nomsg [L1239] p14_new = nomsg [L1240] p21_old = nomsg [L1241] p21_new = nomsg [L1242] p23_old = nomsg [L1243] p23_new = nomsg [L1244] p24_old = nomsg [L1245] p24_new = nomsg [L1246] p31_old = nomsg [L1247] p31_new = nomsg [L1248] p32_old = nomsg [L1249] p32_new = nomsg [L1250] p34_old = nomsg [L1251] p34_new = nomsg [L1252] p41_old = nomsg [L1253] p41_new = nomsg [L1254] p42_old = nomsg [L1255] p42_new = nomsg [L1256] p43_old = nomsg [L1257] p43_new = nomsg [L1258] i2 = 0 [L1259] COND TRUE 1 [L1261] CALL node1() [L152] COND FALSE !(\read(mode1)) [L187] COND FALSE !((int )r1 < 3) [L198] mode1 = (_Bool)1 [L1261] RET node1() [L1262] CALL node2() [L208] COND FALSE !(\read(mode2)) [L243] COND FALSE !((int )r2 < 3) [L254] mode2 = (_Bool)1 [L1262] RET node2() [L1263] CALL node3() [L264] COND FALSE !(\read(mode3)) [L299] COND FALSE !((int )r3 < 3) [L310] mode3 = (_Bool)1 [L1263] RET node3() [L1264] CALL node4() [L320] COND FALSE !(\read(mode4)) [L355] COND FALSE !((int )r4 < 3) [L366] mode4 = (_Bool)1 [L1264] RET node4() [L1265] p12_old = p12_new [L1266] p12_new = nomsg [L1267] p13_old = p13_new [L1268] p13_new = nomsg [L1269] p14_old = p14_new [L1270] p14_new = nomsg [L1271] p21_old = p21_new [L1272] p21_new = nomsg [L1273] p23_old = p23_new [L1274] p23_new = nomsg [L1275] p24_old = p24_new [L1276] p24_new = nomsg [L1277] p31_old = p31_new [L1278] p31_new = nomsg [L1279] p32_old = p32_new [L1280] p32_new = nomsg [L1281] p34_old = p34_new [L1282] p34_new = nomsg [L1283] p41_old = p41_new [L1284] p41_new = nomsg [L1285] p42_old = p42_new [L1286] p42_new = nomsg [L1287] p43_old = p43_new [L1288] p43_new = nomsg [L1289] CALL, EXPR check() [L1127] int tmp ; [L1130] COND FALSE !((((int )st1 + (int )st2) + (int )st3) + (int )st4 <= 1) [L1180] tmp = 0 [L1182] return (tmp); [L1289] RET, EXPR check() [L1289] c1 = check() [L1290] CALL assert(c1) [L1301] COND TRUE ! arg [L1303] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...