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_lcr.5.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:04:33,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:04:33,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:04:33,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:04:33,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:04:33,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:04:33,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:04:33,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:04:33,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:04:33,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:04:33,553 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:04:33,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:04:33,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:04:33,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:04:33,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:04:33,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:04:33,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:04:33,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:04:33,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:04:33,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:04:33,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:04:33,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:04:33,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:04:33,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:04:33,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:04:33,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:04:33,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:04:33,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:04:33,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:04:33,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:04:33,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:04:33,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:04:33,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:04:33,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:04:33,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:04:33,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:04:33,578 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 17:04:33,591 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:04:33,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:04:33,592 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:04:33,592 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:04:33,593 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:04:33,593 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:04:33,593 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:04:33,594 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:04:33,594 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:04:33,594 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:04:33,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:04:33,595 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:04:33,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:04:33,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:04:33,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:04:33,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:04:33,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:04:33,596 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:04:33,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:04:33,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:04:33,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:04:33,597 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:04:33,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:04:33,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:04:33,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:04:33,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:04:33,598 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:04:33,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:04:33,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:04:33,598 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:04:33,628 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:04:33,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:04:33,644 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:04:33,646 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:04:33,646 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:04:33,647 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c [2019-09-11 17:04:33,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b9e64e6/20d34cf4f7d54b82a412ecb18f25d7fb/FLAG4e1cd23ab [2019-09-11 17:04:34,224 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:04:34,225 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c [2019-09-11 17:04:34,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b9e64e6/20d34cf4f7d54b82a412ecb18f25d7fb/FLAG4e1cd23ab [2019-09-11 17:04:34,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b9e64e6/20d34cf4f7d54b82a412ecb18f25d7fb [2019-09-11 17:04:34,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:04:34,539 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:04:34,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:04:34,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:04:34,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:04:34,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:04:34" (1/1) ... [2019-09-11 17:04:34,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b575677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:34, skipping insertion in model container [2019-09-11 17:04:34,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:04:34" (1/1) ... [2019-09-11 17:04:34,556 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:04:34,615 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:04:34,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:04:34,972 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:04:35,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:04:35,051 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:04:35,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:35 WrapperNode [2019-09-11 17:04:35,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:04:35,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:04:35,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:04:35,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:04:35,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:35" (1/1) ... [2019-09-11 17:04:35,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:35" (1/1) ... [2019-09-11 17:04:35,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:35" (1/1) ... [2019-09-11 17:04:35,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:35" (1/1) ... [2019-09-11 17:04:35,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:35" (1/1) ... [2019-09-11 17:04:35,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:35" (1/1) ... [2019-09-11 17:04:35,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:35" (1/1) ... [2019-09-11 17:04:35,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:04:35,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:04:35,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:04:35,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:04:35,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:35" (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 17:04:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:04:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:04:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-11 17:04:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-11 17:04:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-11 17:04:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-11 17:04:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-09-11 17:04:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-11 17:04:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-11 17:04:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:04:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-11 17:04:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:04:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:04:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:04:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:04:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:04:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:04:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:04:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:04:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:04:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:04:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:04:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-11 17:04:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:04:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:04:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:04:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:04:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:04:35,879 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:04:35,879 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 17:04:35,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:04:35 BoogieIcfgContainer [2019-09-11 17:04:35,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:04:35,882 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:04:35,882 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:04:35,882 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:04:35,883 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:04:35" (1/1) ... [2019-09-11 17:04:35,918 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:04:36,122 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:04:41,140 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:04:41,174 INFO L272 AbstractInterpreter]: Visited 187 different actions 5374 times. Merged at 57 different actions 2232 times. Widened at 1 different actions 9 times. Performed 32696 root evaluator evaluations with a maximum evaluation depth of 7. Performed 32696 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 912 fixpoints after 50 different actions. Largest state had 115 variables. [2019-09-11 17:04:41,175 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:04:41,181 INFO L168 Benchmark]: Toolchain (without parser) took 6640.16 ms. Allocated memory was 142.6 MB in the beginning and 438.8 MB in the end (delta: 296.2 MB). Free memory was 90.3 MB in the beginning and 234.0 MB in the end (delta: -143.7 MB). Peak memory consumption was 152.5 MB. Max. memory is 7.1 GB. [2019-09-11 17:04:41,182 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:04:41,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.48 ms. Allocated memory was 142.6 MB in the beginning and 202.4 MB in the end (delta: 59.8 MB). Free memory was 90.1 MB in the beginning and 177.0 MB in the end (delta: -86.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:04:41,185 INFO L168 Benchmark]: Boogie Preprocessor took 80.03 ms. Allocated memory is still 202.4 MB. Free memory was 177.0 MB in the beginning and 174.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:04:41,187 INFO L168 Benchmark]: RCFGBuilder took 748.55 ms. Allocated memory is still 202.4 MB. Free memory was 174.0 MB in the beginning and 132.8 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:04:41,188 INFO L168 Benchmark]: Abstract Interpretation took 5293.09 ms. Allocated memory was 202.4 MB in the beginning and 438.8 MB in the end (delta: 236.5 MB). Free memory was 132.2 MB in the beginning and 234.0 MB in the end (delta: -101.8 MB). Peak memory consumption was 134.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:04:41,198 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 511.48 ms. Allocated memory was 142.6 MB in the beginning and 202.4 MB in the end (delta: 59.8 MB). Free memory was 90.1 MB in the beginning and 177.0 MB in the end (delta: -86.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.03 ms. Allocated memory is still 202.4 MB. Free memory was 177.0 MB in the beginning and 174.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 748.55 ms. Allocated memory is still 202.4 MB. Free memory was 174.0 MB in the beginning and 132.8 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 5293.09 ms. Allocated memory was 202.4 MB in the beginning and 438.8 MB in the end (delta: 236.5 MB). Free memory was 132.2 MB in the beginning and 234.0 MB in the end (delta: -101.8 MB). Peak memory consumption was 134.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 469]: 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] char r1 ; [L72] port_t p1 ; [L73] char p1_old ; [L74] char p1_new ; [L75] char id1 ; [L76] char st1 ; [L77] msg_t send1 ; [L78] _Bool mode1 ; [L79] port_t p2 ; [L80] char p2_old ; [L81] char p2_new ; [L82] char id2 ; [L83] char st2 ; [L84] msg_t send2 ; [L85] _Bool mode2 ; [L86] port_t p3 ; [L87] char p3_old ; [L88] char p3_new ; [L89] char id3 ; [L90] char st3 ; [L91] msg_t send3 ; [L92] _Bool mode3 ; [L93] port_t p4 ; [L94] char p4_old ; [L95] char p4_new ; [L96] char id4 ; [L97] char st4 ; [L98] msg_t send4 ; [L99] _Bool mode4 ; [L100] port_t p5 ; [L101] char p5_old ; [L102] char p5_new ; [L103] char id5 ; [L104] char st5 ; [L105] msg_t send5 ; [L106] _Bool mode5 ; [L233-L234] void (*nodes[5])(void) = { & node1, & node2, & node3, & node4, & node5}; [L398] int c1 ; [L399] int i2 ; [L402] c1 = 0 [L403] r1 = __VERIFIER_nondet_char() [L404] id1 = __VERIFIER_nondet_char() [L405] st1 = __VERIFIER_nondet_char() [L406] send1 = __VERIFIER_nondet_char() [L407] mode1 = __VERIFIER_nondet_bool() [L408] id2 = __VERIFIER_nondet_char() [L409] st2 = __VERIFIER_nondet_char() [L410] send2 = __VERIFIER_nondet_char() [L411] mode2 = __VERIFIER_nondet_bool() [L412] id3 = __VERIFIER_nondet_char() [L413] st3 = __VERIFIER_nondet_char() [L414] send3 = __VERIFIER_nondet_char() [L415] mode3 = __VERIFIER_nondet_bool() [L416] id4 = __VERIFIER_nondet_char() [L417] st4 = __VERIFIER_nondet_char() [L418] send4 = __VERIFIER_nondet_char() [L419] mode4 = __VERIFIER_nondet_bool() [L420] id5 = __VERIFIER_nondet_char() [L421] st5 = __VERIFIER_nondet_char() [L422] send5 = __VERIFIER_nondet_char() [L423] mode5 = __VERIFIER_nondet_bool() [L424] CALL, EXPR init() [L237] int tmp ; [L240] COND TRUE (int )r1 == 0 [L241] COND TRUE (int )id1 >= 0 [L242] COND TRUE (int )st1 == 0 [L243] COND TRUE (int )send1 == (int )id1 [L244] COND TRUE (int )mode1 == 0 [L245] COND TRUE (int )id2 >= 0 [L246] COND TRUE (int )st2 == 0 [L247] COND TRUE (int )send2 == (int )id2 [L248] COND TRUE (int )mode2 == 0 [L249] COND TRUE (int )id3 >= 0 [L250] COND TRUE (int )st3 == 0 [L251] COND TRUE (int )send3 == (int )id3 [L252] COND TRUE (int )mode3 == 0 [L253] COND TRUE (int )id4 >= 0 [L254] COND TRUE (int )st4 == 0 [L255] COND TRUE (int )send4 == (int )id4 [L256] COND TRUE (int )mode4 == 0 [L257] COND TRUE (int )id5 >= 0 [L258] COND TRUE (int )st5 == 0 [L259] COND TRUE (int )send5 == (int )id5 [L260] COND TRUE (int )mode5 == 0 [L261] COND TRUE (int )id1 != (int )id2 [L262] COND TRUE (int )id1 != (int )id3 [L263] COND TRUE (int )id1 != (int )id4 [L264] COND TRUE (int )id1 != (int )id5 [L265] COND TRUE (int )id2 != (int )id3 [L266] COND TRUE (int )id2 != (int )id4 [L267] COND TRUE (int )id2 != (int )id5 [L268] COND TRUE (int )id3 != (int )id4 [L269] COND TRUE (int )id3 != (int )id5 [L270] COND TRUE (int )id4 != (int )id5 [L271] tmp = 1 [L365] return (tmp); [L424] RET, EXPR init() [L424] i2 = init() [L426] p1_old = nomsg [L427] p1_new = nomsg [L428] p2_old = nomsg [L429] p2_new = nomsg [L430] p3_old = nomsg [L431] p3_new = nomsg [L432] p4_old = nomsg [L433] p4_new = nomsg [L434] p5_old = nomsg [L435] p5_new = nomsg [L436] i2 = 0 [L437] COND TRUE i2 < 10 [L439] CALL node1() [L109] msg_t m1 ; [L112] m1 = nomsg [L113] COND TRUE \read(mode1) [L114] r1 = (char )((int )r1 + 1) [L115] m1 = p5_old [L116] p5_old = nomsg [L117] COND FALSE !((int )m1 != (int )nomsg) [L125] mode1 = (_Bool)0 [L439] RET node1() [L440] CALL node2() [L135] msg_t m2 ; [L138] m2 = nomsg [L139] COND FALSE !(\read(mode2)) [L152] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L152] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L153] mode2 = (_Bool)1 [L440] RET node2() [L441] CALL node3() [L160] msg_t m3 ; [L163] m3 = nomsg [L164] COND TRUE \read(mode3) [L165] m3 = p2_old [L166] p2_old = nomsg [L167] COND FALSE !((int )m3 != (int )nomsg) [L175] mode3 = (_Bool)0 [L441] RET node3() [L442] CALL node4() [L185] msg_t m4 ; [L188] m4 = nomsg [L189] COND FALSE !(\read(mode4)) [L202] EXPR send4 != nomsg && p4_new == nomsg ? send4 : p4_new [L202] p4_new = send4 != nomsg && p4_new == nomsg ? send4 : p4_new [L203] mode4 = (_Bool)1 [L442] RET node4() [L443] CALL node5() [L210] msg_t m5 ; [L213] m5 = nomsg [L214] COND FALSE !(\read(mode5)) [L227] EXPR send5 != nomsg && p5_new == nomsg ? send5 : p5_new [L227] p5_new = send5 != nomsg && p5_new == nomsg ? send5 : p5_new [L228] mode5 = (_Bool)1 [L443] RET node5() [L444] p1_old = p1_new [L445] p1_new = nomsg [L446] p2_old = p2_new [L447] p2_new = nomsg [L448] p3_old = p3_new [L449] p3_new = nomsg [L450] p4_old = p4_new [L451] p4_new = nomsg [L452] p5_old = p5_new [L453] p5_new = nomsg [L454] CALL, EXPR check() [L370] int tmp ; [L373] COND FALSE !(((((int )st1 + (int )st2) + (int )st3) + (int )st4) + (int )st5 <= 1) [L391] tmp = 0 [L393] return (tmp); [L454] RET, EXPR check() [L454] c1 = check() [L455] CALL assert(c1) [L467] COND TRUE ! arg [L469] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...