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.3.3.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:58:47,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:58:47,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:58:47,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:58:47,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:58:47,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:58:47,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:58:47,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:58:47,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:58:47,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:58:47,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:58:47,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:58:47,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:58:47,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:58:47,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:58:47,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:58:47,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:58:47,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:58:47,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:58:47,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:58:47,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:58:47,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:58:47,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:58:47,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:58:47,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:58:47,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:58:47,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:58:47,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:58:47,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:58:47,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:58:47,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:58:47,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:58:47,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:58:47,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:58:47,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:58:47,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:58:47,567 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 16:58:47,591 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:58:47,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:58:47,592 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:58:47,592 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:58:47,593 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:58:47,593 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:58:47,593 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:58:47,593 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:58:47,594 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:58:47,594 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:58:47,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:58:47,595 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:58:47,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:58:47,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:58:47,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:58:47,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:58:47,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:58:47,596 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:58:47,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:58:47,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:58:47,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:58:47,597 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:58:47,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:58:47,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:58:47,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:58:47,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:58:47,598 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:58:47,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:58:47,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:58:47,598 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:58:47,626 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:58:47,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:58:47,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:58:47,655 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:58:47,655 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:58:47,656 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.3.3.ufo.UNBOUNDED.pals.c [2019-09-11 16:58:47,716 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbac7e4d4/33804871d42142b99041f51a2057f425/FLAG081f55533 [2019-09-11 16:58:48,236 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:58:48,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.3.3.ufo.UNBOUNDED.pals.c [2019-09-11 16:58:48,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbac7e4d4/33804871d42142b99041f51a2057f425/FLAG081f55533 [2019-09-11 16:58:48,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbac7e4d4/33804871d42142b99041f51a2057f425 [2019-09-11 16:58:48,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:58:48,536 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:58:48,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:58:48,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:58:48,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:58:48,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:58:48" (1/1) ... [2019-09-11 16:58:48,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b2ef8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:48, skipping insertion in model container [2019-09-11 16:58:48,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:58:48" (1/1) ... [2019-09-11 16:58:48,552 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:58:48,598 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:58:48,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:58:48,947 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:58:49,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:58:49,057 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:58:49,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:49 WrapperNode [2019-09-11 16:58:49,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:58:49,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:58:49,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:58:49,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:58:49,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:49" (1/1) ... [2019-09-11 16:58:49,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:49" (1/1) ... [2019-09-11 16:58:49,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:49" (1/1) ... [2019-09-11 16:58:49,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:49" (1/1) ... [2019-09-11 16:58:49,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:49" (1/1) ... [2019-09-11 16:58:49,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:49" (1/1) ... [2019-09-11 16:58:49,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:49" (1/1) ... [2019-09-11 16:58:49,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:58:49,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:58:49,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:58:49,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:58:49,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:58:49" (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 16:58:49,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:58:49,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:58:49,193 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-11 16:58:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-11 16:58:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-11 16:58:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-11 16:58:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-11 16:58:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:58:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-11 16:58:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:58:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 16:58:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 16:58:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 16:58:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 16:58:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 16:58:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 16:58:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 16:58:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 16:58:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 16:58:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 16:58:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 16:58:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 16:58:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:58:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:58:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:58:50,019 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:58:50,020 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 16:58:50,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:58:50 BoogieIcfgContainer [2019-09-11 16:58:50,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:58:50,022 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:58:50,022 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:58:50,023 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:58:50,024 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:58:50" (1/1) ... [2019-09-11 16:58:50,075 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:58:50,228 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 16:58:56,741 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 16:58:56,825 INFO L272 AbstractInterpreter]: Visited 252 different actions 8530 times. Merged at 136 different actions 3231 times. Widened at 1 different actions 7 times. Performed 45982 root evaluator evaluations with a maximum evaluation depth of 6. Performed 45982 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 2716 fixpoints after 114 different actions. Largest state had 134 variables. [2019-09-11 16:58:56,826 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:58:56,830 INFO L168 Benchmark]: Toolchain (without parser) took 8292.92 ms. Allocated memory was 142.1 MB in the beginning and 547.4 MB in the end (delta: 405.3 MB). Free memory was 88.8 MB in the beginning and 139.5 MB in the end (delta: -50.7 MB). Peak memory consumption was 354.5 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:56,832 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 142.1 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:58:56,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 521.34 ms. Allocated memory was 142.1 MB in the beginning and 201.9 MB in the end (delta: 59.8 MB). Free memory was 88.6 MB in the beginning and 175.5 MB in the end (delta: -86.9 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:56,836 INFO L168 Benchmark]: Boogie Preprocessor took 64.09 ms. Allocated memory is still 201.9 MB. Free memory was 175.5 MB in the beginning and 172.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:56,839 INFO L168 Benchmark]: RCFGBuilder took 898.32 ms. Allocated memory is still 201.9 MB. Free memory was 172.5 MB in the beginning and 120.2 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:56,840 INFO L168 Benchmark]: Abstract Interpretation took 6804.57 ms. Allocated memory was 201.9 MB in the beginning and 547.4 MB in the end (delta: 345.5 MB). Free memory was 120.2 MB in the beginning and 139.5 MB in the end (delta: -19.4 MB). Peak memory consumption was 326.1 MB. Max. memory is 7.1 GB. [2019-09-11 16:58:56,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 142.1 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 521.34 ms. Allocated memory was 142.1 MB in the beginning and 201.9 MB in the end (delta: 59.8 MB). Free memory was 88.6 MB in the beginning and 175.5 MB in the end (delta: -86.9 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 64.09 ms. Allocated memory is still 201.9 MB. Free memory was 175.5 MB in the beginning and 172.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 898.32 ms. Allocated memory is still 201.9 MB. Free memory was 172.5 MB in the beginning and 120.2 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 6804.57 ms. Allocated memory was 201.9 MB in the beginning and 547.4 MB in the end (delta: 345.5 MB). Free memory was 120.2 MB in the beginning and 139.5 MB in the end (delta: -19.4 MB). Peak memory consumption was 326.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 610]: 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 p21 ; [L80] char p21_old ; [L81] char p21_new ; [L82] _Bool ep21 ; [L83] port_t p23 ; [L84] char p23_old ; [L85] char p23_new ; [L86] _Bool ep23 ; [L87] port_t p31 ; [L88] char p31_old ; [L89] char p31_new ; [L90] _Bool ep31 ; [L91] port_t p32 ; [L92] char p32_old ; [L93] char p32_new ; [L94] _Bool ep32 ; [L95] char id1 ; [L96] unsigned char r1 ; [L97] char st1 ; [L98] char nl1 ; [L99] char m1 ; [L100] char max1 ; [L101] _Bool mode1 ; [L102] char id2 ; [L103] unsigned char r2 ; [L104] char st2 ; [L105] char nl2 ; [L106] char m2 ; [L107] char max2 ; [L108] _Bool mode2 ; [L109] char id3 ; [L110] unsigned char r3 ; [L111] char st3 ; [L112] char nl3 ; [L113] char m3 ; [L114] char max3 ; [L115] _Bool mode3 ; [L254] void (*nodes[3])(void) = { & node1, & node2, & node3}; [L532] int c1 ; [L533] int i2 ; [L536] c1 = 0 [L537] ep12 = __VERIFIER_nondet_bool() [L538] ep13 = __VERIFIER_nondet_bool() [L539] ep21 = __VERIFIER_nondet_bool() [L540] ep23 = __VERIFIER_nondet_bool() [L541] ep31 = __VERIFIER_nondet_bool() [L542] ep32 = __VERIFIER_nondet_bool() [L543] id1 = __VERIFIER_nondet_char() [L544] r1 = __VERIFIER_nondet_uchar() [L545] st1 = __VERIFIER_nondet_char() [L546] nl1 = __VERIFIER_nondet_char() [L547] m1 = __VERIFIER_nondet_char() [L548] max1 = __VERIFIER_nondet_char() [L549] mode1 = __VERIFIER_nondet_bool() [L550] id2 = __VERIFIER_nondet_char() [L551] r2 = __VERIFIER_nondet_uchar() [L552] st2 = __VERIFIER_nondet_char() [L553] nl2 = __VERIFIER_nondet_char() [L554] m2 = __VERIFIER_nondet_char() [L555] max2 = __VERIFIER_nondet_char() [L556] mode2 = __VERIFIER_nondet_bool() [L557] id3 = __VERIFIER_nondet_char() [L558] r3 = __VERIFIER_nondet_uchar() [L559] st3 = __VERIFIER_nondet_char() [L560] nl3 = __VERIFIER_nondet_char() [L561] m3 = __VERIFIER_nondet_char() [L562] max3 = __VERIFIER_nondet_char() [L563] mode3 = __VERIFIER_nondet_bool() [L564] CALL, EXPR init() [L257] _Bool r121 ; [L258] _Bool r131 ; [L259] _Bool r211 ; [L260] _Bool r231 ; [L261] _Bool r311 ; [L262] _Bool r321 ; [L263] _Bool r122 ; [L264] int tmp ; [L265] _Bool r132 ; [L266] int tmp___0 ; [L267] _Bool r212 ; [L268] int tmp___1 ; [L269] _Bool r232 ; [L270] int tmp___2 ; [L271] _Bool r312 ; [L272] int tmp___3 ; [L273] _Bool r322 ; [L274] int tmp___4 ; [L275] int tmp___5 ; [L278] r121 = ep12 [L279] r131 = ep13 [L280] r211 = ep21 [L281] r231 = ep23 [L282] r311 = ep31 [L283] r321 = ep32 [L284] COND TRUE \read(r121) [L285] tmp = 1 [L296] r122 = (_Bool )tmp [L297] COND TRUE \read(r131) [L298] tmp___0 = 1 [L309] r132 = (_Bool )tmp___0 [L310] COND TRUE \read(r211) [L311] tmp___1 = 1 [L322] r212 = (_Bool )tmp___1 [L323] COND TRUE \read(r231) [L324] tmp___2 = 1 [L335] r232 = (_Bool )tmp___2 [L336] COND TRUE \read(r311) [L337] tmp___3 = 1 [L348] r312 = (_Bool )tmp___3 [L349] COND TRUE \read(r321) [L350] tmp___4 = 1 [L361] r322 = (_Bool )tmp___4 [L362] COND TRUE (int )id1 != (int )id2 [L363] COND TRUE (int )id1 != (int )id3 [L364] COND TRUE (int )id2 != (int )id3 [L365] COND TRUE (int )id1 >= 0 [L366] COND TRUE (int )id2 >= 0 [L367] COND TRUE (int )id3 >= 0 [L368] COND TRUE (int )r1 == 0 [L369] COND TRUE (int )r2 == 0 [L370] COND TRUE (int )r3 == 0 [L371] COND TRUE \read(r122) [L372] COND TRUE \read(r132) [L373] COND TRUE \read(r212) [L374] COND TRUE \read(r232) [L375] COND TRUE \read(r312) [L376] COND TRUE \read(r322) [L377] COND TRUE (int )max1 == (int )id1 [L378] COND TRUE (int )max2 == (int )id2 [L379] COND TRUE (int )max3 == (int )id3 [L380] COND TRUE (int )st1 == 0 [L381] COND TRUE (int )st2 == 0 [L382] COND TRUE (int )st3 == 0 [L383] COND TRUE (int )nl1 == 0 [L384] COND TRUE (int )nl2 == 0 [L385] COND TRUE (int )nl3 == 0 [L386] COND TRUE (int )mode1 == 0 [L387] COND TRUE (int )mode2 == 0 [L388] COND TRUE (int )mode3 == 0 [L389] tmp___5 = 1 [L471] return (tmp___5); [L564] RET, EXPR init() [L564] i2 = init() [L566] p12_old = nomsg [L567] p12_new = nomsg [L568] p13_old = nomsg [L569] p13_new = nomsg [L570] p21_old = nomsg [L571] p21_new = nomsg [L572] p23_old = nomsg [L573] p23_new = nomsg [L574] p31_old = nomsg [L575] p31_new = nomsg [L576] p32_old = nomsg [L577] p32_new = nomsg [L578] i2 = 0 [L579] COND TRUE 1 [L581] CALL node1() [L121] COND FALSE !(\read(mode1)) [L149] COND FALSE !((int )r1 < 2) [L157] mode1 = (_Bool)1 [L581] RET node1() [L582] CALL node2() [L167] COND FALSE !(\read(mode2)) [L195] COND FALSE !((int )r2 < 2) [L203] mode2 = (_Bool)1 [L582] RET node2() [L583] CALL node3() [L213] COND FALSE !(\read(mode3)) [L241] COND FALSE !((int )r3 < 2) [L249] mode3 = (_Bool)1 [L583] RET node3() [L584] p12_old = p12_new [L585] p12_new = nomsg [L586] p13_old = p13_new [L587] p13_new = nomsg [L588] p21_old = p21_new [L589] p21_new = nomsg [L590] p23_old = p23_new [L591] p23_new = nomsg [L592] p31_old = p31_new [L593] p31_new = nomsg [L594] p32_old = p32_new [L595] p32_new = nomsg [L596] CALL, EXPR check() [L476] int tmp ; [L479] COND FALSE !(((int )st1 + (int )st2) + (int )st3 <= 1) [L525] tmp = 0 [L527] return (tmp); [L596] RET, EXPR check() [L596] c1 = check() [L597] CALL assert(c1) [L608] COND TRUE ! arg [L610] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...