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.3.1.ufo.BOUNDED-6.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:58:31,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:58:31,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:58:31,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:58:31,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:58:31,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:58:31,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:58:31,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:58:31,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:58:31,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:58:31,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:58:31,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:58:31,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:58:31,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:58:31,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:58:31,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:58:31,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:58:31,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:58:31,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:58:31,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:58:31,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:58:31,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:58:31,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:58:31,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:58:31,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:58:31,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:58:31,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:58:31,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:58:31,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:58:31,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:58:31,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:58:31,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:58:31,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:58:31,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:58:31,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:58:31,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:58:31,534 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 16:58:31,549 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:58:31,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:58:31,550 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:58:31,550 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:58:31,550 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:58:31,551 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:58:31,551 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:58:31,551 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:58:31,551 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:58:31,552 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:58:31,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:58:31,553 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:58:31,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:58:31,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:58:31,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:58:31,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:58:31,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:58:31,554 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:58:31,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:58:31,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:58:31,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:58:31,554 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:58:31,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:58:31,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:58:31,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:58:31,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:58:31,556 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:58:31,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:58:31,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:58:31,556 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:58:31,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:58:31,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:58:31,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:58:31,608 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:58:31,609 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:58:31,610 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c [2019-09-11 16:58:31,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ab22c4e3/f2d0895ca0474a409eb2b79151660a84/FLAGb2873fef6 [2019-09-11 16:58:32,208 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:58:32,208 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c [2019-09-11 16:58:32,230 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ab22c4e3/f2d0895ca0474a409eb2b79151660a84/FLAGb2873fef6 [2019-09-11 16:58:32,544 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ab22c4e3/f2d0895ca0474a409eb2b79151660a84 [2019-09-11 16:58:32,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:58:32,555 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:58:32,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:58:32,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:58:32,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:58:32,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:58:32" (1/1) ... [2019-09-11 16:58:32,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f90b705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:32, skipping insertion in model container [2019-09-11 16:58:32,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:58:32" (1/1) ... [2019-09-11 16:58:32,571 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:58:32,631 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:58:33,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:58:33,025 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:58:33,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:58:33,107 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:58:33,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:33 WrapperNode [2019-09-11 16:58:33,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:58:33,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:58:33,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:58:33,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:58:33,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:33" (1/1) ... [2019-09-11 16:58:33,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:33" (1/1) ... [2019-09-11 16:58:33,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:33" (1/1) ... [2019-09-11 16:58:33,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:33" (1/1) ... [2019-09-11 16:58:33,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:33" (1/1) ... [2019-09-11 16:58:33,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:33" (1/1) ... [2019-09-11 16:58:33,172 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:33" (1/1) ... [2019-09-11 16:58:33,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:58:33,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:58:33,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:58:33,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:58:33,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:33" (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 16:58:33,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:58:33,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:58:33,234 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-11 16:58:33,235 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-11 16:58:33,235 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-11 16:58:33,235 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-11 16:58:33,235 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-11 16:58:33,235 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:58:33,235 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-11 16:58:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:58:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 16:58:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 16:58:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 16:58:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 16:58:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 16:58:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 16:58:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 16:58:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 16:58:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 16:58:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 16:58:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 16:58:33,238 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:58:33,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:58:33,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:58:34,013 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:58:34,014 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 16:58:34,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:58:34 BoogieIcfgContainer [2019-09-11 16:58:34,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:58:34,016 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:58:34,016 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:58:34,016 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:58:34,017 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:58:34" (1/1) ... [2019-09-11 16:58:34,051 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:58:34,195 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 16:58:47,960 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 16:58:48,035 INFO L272 AbstractInterpreter]: Visited 236 different actions 16389 times. Merged at 137 different actions 6851 times. Widened at 1 different actions 23 times. Performed 86072 root evaluator evaluations with a maximum evaluation depth of 6. Performed 86072 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 4562 fixpoints after 101 different actions. Largest state had 135 variables. [2019-09-11 16:58:48,035 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:58:48,039 INFO L168 Benchmark]: Toolchain (without parser) took 15482.06 ms. Allocated memory was 140.5 MB in the beginning and 953.2 MB in the end (delta: 812.6 MB). Free memory was 87.7 MB in the beginning and 535.8 MB in the end (delta: -448.1 MB). Peak memory consumption was 364.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:48,040 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:58:48,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 551.75 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 87.5 MB in the beginning and 172.4 MB in the end (delta: -84.8 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:48,042 INFO L168 Benchmark]: Boogie Preprocessor took 69.14 ms. Allocated memory is still 200.3 MB. Free memory was 172.4 MB in the beginning and 169.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:48,043 INFO L168 Benchmark]: RCFGBuilder took 837.51 ms. Allocated memory is still 200.3 MB. Free memory was 169.9 MB in the beginning and 118.3 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:48,044 INFO L168 Benchmark]: Abstract Interpretation took 14020.04 ms. Allocated memory was 200.3 MB in the beginning and 953.2 MB in the end (delta: 752.9 MB). Free memory was 118.3 MB in the beginning and 535.8 MB in the end (delta: -417.5 MB). Peak memory consumption was 335.4 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:48,049 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 140.5 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 551.75 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 87.5 MB in the beginning and 172.4 MB in the end (delta: -84.8 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.14 ms. Allocated memory is still 200.3 MB. Free memory was 172.4 MB in the beginning and 169.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 837.51 ms. Allocated memory is still 200.3 MB. Free memory was 169.9 MB in the beginning and 118.3 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 14020.04 ms. Allocated memory was 200.3 MB in the beginning and 953.2 MB in the end (delta: 752.9 MB). Free memory was 118.3 MB in the beginning and 535.8 MB in the end (delta: -417.5 MB). Peak memory consumption was 335.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 577]: 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: [L69] msg_t nomsg = (msg_t )-1; [L70] port_t p12 ; [L71] char p12_old ; [L72] char p12_new ; [L73] _Bool ep12 ; [L74] port_t p13 ; [L75] char p13_old ; [L76] char p13_new ; [L77] _Bool ep13 ; [L78] port_t p21 ; [L79] char p21_old ; [L80] char p21_new ; [L81] _Bool ep21 ; [L82] port_t p23 ; [L83] char p23_old ; [L84] char p23_new ; [L85] _Bool ep23 ; [L86] port_t p31 ; [L87] char p31_old ; [L88] char p31_new ; [L89] _Bool ep31 ; [L90] port_t p32 ; [L91] char p32_old ; [L92] char p32_new ; [L93] _Bool ep32 ; [L94] char id1 ; [L95] char r1 ; [L96] char st1 ; [L97] char nl1 ; [L98] char m1 ; [L99] char max1 ; [L100] _Bool mode1 ; [L101] char id2 ; [L102] char r2 ; [L103] char st2 ; [L104] char nl2 ; [L105] char m2 ; [L106] char max2 ; [L107] _Bool mode2 ; [L108] char id3 ; [L109] char r3 ; [L110] char st3 ; [L111] char nl3 ; [L112] char m3 ; [L113] char max3 ; [L114] _Bool mode3 ; [L244] void (*nodes[3])(void) = { & node1, & node2, & node3}; [L498] int c1 ; [L499] int i2 ; [L502] c1 = 0 [L503] ep12 = __VERIFIER_nondet_bool() [L504] ep13 = __VERIFIER_nondet_bool() [L505] ep21 = __VERIFIER_nondet_bool() [L506] ep23 = __VERIFIER_nondet_bool() [L507] ep31 = __VERIFIER_nondet_bool() [L508] ep32 = __VERIFIER_nondet_bool() [L509] id1 = __VERIFIER_nondet_char() [L510] r1 = __VERIFIER_nondet_char() [L511] st1 = __VERIFIER_nondet_char() [L512] nl1 = __VERIFIER_nondet_char() [L513] m1 = __VERIFIER_nondet_char() [L514] max1 = __VERIFIER_nondet_char() [L515] mode1 = __VERIFIER_nondet_bool() [L516] id2 = __VERIFIER_nondet_char() [L517] r2 = __VERIFIER_nondet_char() [L518] st2 = __VERIFIER_nondet_char() [L519] nl2 = __VERIFIER_nondet_char() [L520] m2 = __VERIFIER_nondet_char() [L521] max2 = __VERIFIER_nondet_char() [L522] mode2 = __VERIFIER_nondet_bool() [L523] id3 = __VERIFIER_nondet_char() [L524] r3 = __VERIFIER_nondet_char() [L525] st3 = __VERIFIER_nondet_char() [L526] nl3 = __VERIFIER_nondet_char() [L527] m3 = __VERIFIER_nondet_char() [L528] max3 = __VERIFIER_nondet_char() [L529] mode3 = __VERIFIER_nondet_bool() [L530] CALL, EXPR init() [L247] _Bool r121 ; [L248] _Bool r131 ; [L249] _Bool r211 ; [L250] _Bool r231 ; [L251] _Bool r311 ; [L252] _Bool r321 ; [L253] _Bool r122 ; [L254] int tmp ; [L255] _Bool r132 ; [L256] int tmp___0 ; [L257] _Bool r212 ; [L258] int tmp___1 ; [L259] _Bool r232 ; [L260] int tmp___2 ; [L261] _Bool r312 ; [L262] int tmp___3 ; [L263] _Bool r322 ; [L264] int tmp___4 ; [L265] int tmp___5 ; [L268] r121 = ep12 [L269] r131 = ep13 [L270] r211 = ep21 [L271] r231 = ep23 [L272] r311 = ep31 [L273] r321 = ep32 [L274] COND TRUE \read(r121) [L275] tmp = 1 [L286] r122 = (_Bool )tmp [L287] COND TRUE \read(r131) [L288] tmp___0 = 1 [L299] r132 = (_Bool )tmp___0 [L300] COND TRUE \read(r211) [L301] tmp___1 = 1 [L312] r212 = (_Bool )tmp___1 [L313] COND TRUE \read(r231) [L314] tmp___2 = 1 [L325] r232 = (_Bool )tmp___2 [L326] COND TRUE \read(r311) [L327] tmp___3 = 1 [L338] r312 = (_Bool )tmp___3 [L339] COND TRUE \read(r321) [L340] tmp___4 = 1 [L351] r322 = (_Bool )tmp___4 [L352] COND TRUE (int )id1 != (int )id2 [L353] COND TRUE (int )id1 != (int )id3 [L354] COND TRUE (int )id2 != (int )id3 [L355] COND TRUE (int )id1 >= 0 [L356] COND TRUE (int )id2 >= 0 [L357] COND TRUE (int )id3 >= 0 [L358] COND TRUE (int )r1 == 0 [L359] COND TRUE (int )r2 == 0 [L360] COND TRUE (int )r3 == 0 [L361] COND TRUE (int )max1 == (int )id1 [L362] COND TRUE (int )max2 == (int )id2 [L363] COND TRUE (int )max3 == (int )id3 [L364] COND TRUE (int )st1 == 0 [L365] COND TRUE (int )st2 == 0 [L366] COND TRUE (int )st3 == 0 [L367] COND TRUE (int )nl1 == 0 [L368] COND TRUE (int )nl2 == 0 [L369] COND TRUE (int )nl3 == 0 [L370] COND TRUE (int )mode1 == 0 [L371] COND TRUE (int )mode2 == 0 [L372] COND TRUE (int )mode3 == 0 [L373] tmp___5 = 1 [L437] return (tmp___5); [L530] RET, EXPR init() [L530] i2 = init() [L532] p12_old = nomsg [L533] p12_new = nomsg [L534] p13_old = nomsg [L535] p13_new = nomsg [L536] p21_old = nomsg [L537] p21_new = nomsg [L538] p23_old = nomsg [L539] p23_new = nomsg [L540] p31_old = nomsg [L541] p31_new = nomsg [L542] p32_old = nomsg [L543] p32_new = nomsg [L544] i2 = 0 [L545] COND TRUE i2 < 6 [L547] CALL node1() [L120] COND FALSE !(\read(mode1)) [L145] COND FALSE !((int )r1 < 2) [L153] mode1 = (_Bool)1 [L547] RET node1() [L548] CALL node2() [L163] COND FALSE !(\read(mode2)) [L188] COND FALSE !((int )r2 < 2) [L196] mode2 = (_Bool)1 [L548] RET node2() [L549] CALL node3() [L206] COND FALSE !(\read(mode3)) [L231] COND FALSE !((int )r3 < 2) [L239] mode3 = (_Bool)1 [L549] RET node3() [L550] p12_old = p12_new [L551] p12_new = nomsg [L552] p13_old = p13_new [L553] p13_new = nomsg [L554] p21_old = p21_new [L555] p21_new = nomsg [L556] p23_old = p23_new [L557] p23_new = nomsg [L558] p31_old = p31_new [L559] p31_new = nomsg [L560] p32_old = p32_new [L561] p32_new = nomsg [L562] CALL, EXPR check() [L442] int tmp ; [L445] COND FALSE !(((int )st1 + (int )st2) + (int )st3 <= 1) [L491] tmp = 0 [L493] return (tmp); [L562] RET, EXPR check() [L562] c1 = check() [L563] CALL assert(c1) [L575] COND TRUE ! arg [L577] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...