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.7.ufo.BOUNDED-14.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:04:56,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:04:56,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:04:56,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:04:56,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:04:56,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:04:56,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:04:56,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:04:56,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:04:56,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:04:56,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:04:56,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:04:56,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:04:56,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:04:56,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:04:56,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:04:56,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:04:56,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:04:56,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:04:56,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:04:56,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:04:56,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:04:56,423 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:04:56,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:04:56,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:04:56,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:04:56,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:04:56,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:04:56,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:04:56,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:04:56,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:04:56,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:04:56,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:04:56,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:04:56,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:04:56,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:04:56,435 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 17:04:56,450 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:04:56,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:04:56,450 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:04:56,451 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:04:56,451 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:04:56,451 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:04:56,452 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:04:56,452 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:04:56,452 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:04:56,452 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:04:56,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:04:56,453 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:04:56,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:04:56,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:04:56,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:04:56,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:04:56,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:04:56,454 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:04:56,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:04:56,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:04:56,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:04:56,455 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:04:56,455 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:04:56,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:04:56,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:04:56,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:04:56,456 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:04:56,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:04:56,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:04:56,457 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:04:56,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:04:56,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:04:56,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:04:56,506 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:04:56,507 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:04:56,508 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.7.ufo.BOUNDED-14.pals.c [2019-09-11 17:04:56,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b1ef251/b9dd4096ff38402eb7a61eb5687b3cfb/FLAG2ea757e3f [2019-09-11 17:04:57,087 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:04:57,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.7.ufo.BOUNDED-14.pals.c [2019-09-11 17:04:57,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b1ef251/b9dd4096ff38402eb7a61eb5687b3cfb/FLAG2ea757e3f [2019-09-11 17:04:57,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b1ef251/b9dd4096ff38402eb7a61eb5687b3cfb [2019-09-11 17:04:57,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:04:57,429 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:04:57,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:04:57,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:04:57,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:04:57,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:04:57" (1/1) ... [2019-09-11 17:04:57,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@788c9ce1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:57, skipping insertion in model container [2019-09-11 17:04:57,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:04:57" (1/1) ... [2019-09-11 17:04:57,448 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:04:57,507 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:04:57,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:04:57,871 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:04:57,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:04:57,992 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:04:57,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:57 WrapperNode [2019-09-11 17:04:57,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:04:57,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:04:57,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:04:57,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:04:58,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:57" (1/1) ... [2019-09-11 17:04:58,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:57" (1/1) ... [2019-09-11 17:04:58,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:57" (1/1) ... [2019-09-11 17:04:58,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:57" (1/1) ... [2019-09-11 17:04:58,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:57" (1/1) ... [2019-09-11 17:04:58,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:57" (1/1) ... [2019-09-11 17:04:58,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:57" (1/1) ... [2019-09-11 17:04:58,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:04:58,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:04:58,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:04:58,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:04:58,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:04:57" (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 17:04:58,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:04:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:04:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-11 17:04:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-11 17:04:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-11 17:04:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-11 17:04:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-09-11 17:04:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-09-11 17:04:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure node7 [2019-09-11 17:04:58,125 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-11 17:04:58,125 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-11 17:04:58,125 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:04:58,125 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-11 17:04:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:04:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:04:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:04:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:04:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:04:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:04:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:04:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:04:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:04:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:04:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:04:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-11 17:04:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-11 17:04:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-09-11 17:04:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:04:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:04:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:04:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:04:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:04:58,904 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:04:58,905 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 17:04:58,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:04:58 BoogieIcfgContainer [2019-09-11 17:04:58,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:04:58,907 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:04:58,907 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:04:58,907 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:04:58,908 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:04:58" (1/1) ... [2019-09-11 17:04:58,940 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:04:59,141 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:05:11,298 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:05:11,337 INFO L272 AbstractInterpreter]: Visited 257 different actions 10762 times. Merged at 73 different actions 4373 times. Widened at 1 different actions 12 times. Performed 87069 root evaluator evaluations with a maximum evaluation depth of 9. Performed 87069 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1874 fixpoints after 77 different actions. Largest state had 155 variables. [2019-09-11 17:05:11,337 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:05:11,339 INFO L168 Benchmark]: Toolchain (without parser) took 13909.91 ms. Allocated memory was 143.1 MB in the beginning and 920.6 MB in the end (delta: 777.5 MB). Free memory was 89.8 MB in the beginning and 563.0 MB in the end (delta: -473.2 MB). Peak memory consumption was 304.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:11,340 INFO L168 Benchmark]: CDTParser took 1.11 ms. Allocated memory is still 143.1 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:05:11,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 563.38 ms. Allocated memory was 143.1 MB in the beginning and 202.9 MB in the end (delta: 59.8 MB). Free memory was 89.6 MB in the beginning and 174.1 MB in the end (delta: -84.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:11,342 INFO L168 Benchmark]: Boogie Preprocessor took 79.17 ms. Allocated memory is still 202.9 MB. Free memory was 174.1 MB in the beginning and 170.9 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:11,343 INFO L168 Benchmark]: RCFGBuilder took 833.27 ms. Allocated memory is still 202.9 MB. Free memory was 170.9 MB in the beginning and 115.2 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:11,344 INFO L168 Benchmark]: Abstract Interpretation took 12430.18 ms. Allocated memory was 202.9 MB in the beginning and 920.6 MB in the end (delta: 717.8 MB). Free memory was 115.2 MB in the beginning and 563.0 MB in the end (delta: -447.8 MB). Peak memory consumption was 269.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:11,349 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11 ms. Allocated memory is still 143.1 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 563.38 ms. Allocated memory was 143.1 MB in the beginning and 202.9 MB in the end (delta: 59.8 MB). Free memory was 89.6 MB in the beginning and 174.1 MB in the end (delta: -84.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.17 ms. Allocated memory is still 202.9 MB. Free memory was 174.1 MB in the beginning and 170.9 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 833.27 ms. Allocated memory is still 202.9 MB. Free memory was 170.9 MB in the beginning and 115.2 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 12430.18 ms. Allocated memory was 202.9 MB in the beginning and 920.6 MB in the end (delta: 717.8 MB). Free memory was 115.2 MB in the beginning and 563.0 MB in the end (delta: -447.8 MB). Peak memory consumption was 269.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 627]: 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 ; [L107] port_t p6 ; [L108] char p6_old ; [L109] char p6_new ; [L110] char id6 ; [L111] char st6 ; [L112] msg_t send6 ; [L113] _Bool mode6 ; [L114] port_t p7 ; [L115] char p7_old ; [L116] char p7_new ; [L117] char id7 ; [L118] char st7 ; [L119] msg_t send7 ; [L120] _Bool mode7 ; [L297-L298] void (*nodes[7])(void) = { & node1, & node2, & node3, & node4, & node5, & node6, & node7}; [L538] int c1 ; [L539] int i2 ; [L542] c1 = 0 [L543] r1 = __VERIFIER_nondet_char() [L544] id1 = __VERIFIER_nondet_char() [L545] st1 = __VERIFIER_nondet_char() [L546] send1 = __VERIFIER_nondet_char() [L547] mode1 = __VERIFIER_nondet_bool() [L548] id2 = __VERIFIER_nondet_char() [L549] st2 = __VERIFIER_nondet_char() [L550] send2 = __VERIFIER_nondet_char() [L551] mode2 = __VERIFIER_nondet_bool() [L552] id3 = __VERIFIER_nondet_char() [L553] st3 = __VERIFIER_nondet_char() [L554] send3 = __VERIFIER_nondet_char() [L555] mode3 = __VERIFIER_nondet_bool() [L556] id4 = __VERIFIER_nondet_char() [L557] st4 = __VERIFIER_nondet_char() [L558] send4 = __VERIFIER_nondet_char() [L559] mode4 = __VERIFIER_nondet_bool() [L560] id5 = __VERIFIER_nondet_char() [L561] st5 = __VERIFIER_nondet_char() [L562] send5 = __VERIFIER_nondet_char() [L563] mode5 = __VERIFIER_nondet_bool() [L564] id6 = __VERIFIER_nondet_char() [L565] st6 = __VERIFIER_nondet_char() [L566] send6 = __VERIFIER_nondet_char() [L567] mode6 = __VERIFIER_nondet_bool() [L568] id7 = __VERIFIER_nondet_char() [L569] st7 = __VERIFIER_nondet_char() [L570] send7 = __VERIFIER_nondet_char() [L571] mode7 = __VERIFIER_nondet_bool() [L572] CALL, EXPR init() [L301] int tmp ; [L304] COND TRUE (int )r1 == 0 [L305] COND TRUE (int )id1 >= 0 [L306] COND TRUE (int )st1 == 0 [L307] COND TRUE (int )send1 == (int )id1 [L308] COND TRUE (int )mode1 == 0 [L309] COND TRUE (int )id2 >= 0 [L310] COND TRUE (int )st2 == 0 [L311] COND TRUE (int )send2 == (int )id2 [L312] COND TRUE (int )mode2 == 0 [L313] COND TRUE (int )id3 >= 0 [L314] COND TRUE (int )st3 == 0 [L315] COND TRUE (int )send3 == (int )id3 [L316] COND TRUE (int )mode3 == 0 [L317] COND TRUE (int )id4 >= 0 [L318] COND TRUE (int )st4 == 0 [L319] COND TRUE (int )send4 == (int )id4 [L320] COND TRUE (int )mode4 == 0 [L321] COND TRUE (int )id5 >= 0 [L322] COND TRUE (int )st5 == 0 [L323] COND TRUE (int )send5 == (int )id5 [L324] COND TRUE (int )mode5 == 0 [L325] COND TRUE (int )id6 >= 0 [L326] COND TRUE (int )st6 == 0 [L327] COND TRUE (int )send6 == (int )id6 [L328] COND TRUE (int )mode6 == 0 [L329] COND TRUE (int )id7 >= 0 [L330] COND TRUE (int )st7 == 0 [L331] COND TRUE (int )send7 == (int )id7 [L332] COND TRUE (int )mode7 == 0 [L333] COND TRUE (int )id1 != (int )id2 [L334] COND TRUE (int )id1 != (int )id3 [L335] COND TRUE (int )id1 != (int )id4 [L336] COND TRUE (int )id1 != (int )id5 [L337] COND TRUE (int )id1 != (int )id6 [L338] COND TRUE (int )id1 != (int )id7 [L339] COND TRUE (int )id2 != (int )id3 [L340] COND TRUE (int )id2 != (int )id4 [L341] COND TRUE (int )id2 != (int )id5 [L342] COND TRUE (int )id2 != (int )id6 [L343] COND TRUE (int )id2 != (int )id7 [L344] COND TRUE (int )id3 != (int )id4 [L345] COND TRUE (int )id3 != (int )id5 [L346] COND TRUE (int )id3 != (int )id6 [L347] COND TRUE (int )id3 != (int )id7 [L348] COND TRUE (int )id4 != (int )id5 [L349] COND TRUE (int )id4 != (int )id6 [L350] COND TRUE (int )id4 != (int )id7 [L351] COND TRUE (int )id5 != (int )id6 [L352] COND TRUE (int )id5 != (int )id7 [L353] COND TRUE (int )id6 != (int )id7 [L354] tmp = 1 [L505] return (tmp); [L572] RET, EXPR init() [L572] i2 = init() [L574] p1_old = nomsg [L575] p1_new = nomsg [L576] p2_old = nomsg [L577] p2_new = nomsg [L578] p3_old = nomsg [L579] p3_new = nomsg [L580] p4_old = nomsg [L581] p4_new = nomsg [L582] p5_old = nomsg [L583] p5_new = nomsg [L584] p6_old = nomsg [L585] p6_new = nomsg [L586] p7_old = nomsg [L587] p7_new = nomsg [L588] i2 = 0 [L589] COND TRUE i2 < 14 [L591] CALL node1() [L123] msg_t m1 ; [L126] m1 = nomsg [L127] COND FALSE !(\read(mode1)) [L141] EXPR send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L141] p1_new = send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L142] mode1 = (_Bool)1 [L591] RET node1() [L592] CALL node2() [L149] msg_t m2 ; [L152] m2 = nomsg [L153] COND TRUE \read(mode2) [L154] m2 = p1_old [L155] p1_old = nomsg [L156] COND FALSE !((int )m2 != (int )nomsg) [L164] mode2 = (_Bool)0 [L592] RET node2() [L593] CALL node3() [L174] msg_t m3 ; [L177] m3 = nomsg [L178] COND TRUE \read(mode3) [L179] m3 = p2_old [L180] p2_old = nomsg [L181] COND FALSE !((int )m3 != (int )nomsg) [L189] mode3 = (_Bool)0 [L593] RET node3() [L594] CALL node4() [L199] msg_t m4 ; [L202] m4 = nomsg [L203] COND TRUE \read(mode4) [L204] m4 = p3_old [L205] p3_old = nomsg [L206] COND FALSE !((int )m4 != (int )nomsg) [L214] mode4 = (_Bool)0 [L594] RET node4() [L595] CALL node5() [L224] msg_t m5 ; [L227] m5 = nomsg [L228] COND TRUE \read(mode5) [L229] m5 = p4_old [L230] p4_old = nomsg [L231] COND FALSE !((int )m5 != (int )nomsg) [L239] mode5 = (_Bool)0 [L595] RET node5() [L596] CALL node6() [L249] msg_t m6 ; [L252] m6 = nomsg [L253] COND TRUE \read(mode6) [L254] m6 = p5_old [L255] p5_old = nomsg [L256] COND FALSE !((int )m6 != (int )nomsg) [L264] mode6 = (_Bool)0 [L596] RET node6() [L597] CALL node7() [L274] msg_t m7 ; [L277] m7 = nomsg [L278] COND TRUE \read(mode7) [L279] m7 = p6_old [L280] p6_old = nomsg [L281] COND FALSE !((int )m7 != (int )nomsg) [L289] mode7 = (_Bool)0 [L597] RET node7() [L598] p1_old = p1_new [L599] p1_new = nomsg [L600] p2_old = p2_new [L601] p2_new = nomsg [L602] p3_old = p3_new [L603] p3_new = nomsg [L604] p4_old = p4_new [L605] p4_new = nomsg [L606] p5_old = p5_new [L607] p5_new = nomsg [L608] p6_old = p6_new [L609] p6_new = nomsg [L610] p7_old = p7_new [L611] p7_new = nomsg [L612] CALL, EXPR check() [L510] int tmp ; [L513] COND FALSE !(((((((int )st1 + (int )st2) + (int )st3) + (int )st4) + (int )st5) + (int )st6) + (int )st7 <= 1) [L531] tmp = 0 [L533] return (tmp); [L612] RET, EXPR check() [L612] c1 = check() [L613] CALL assert(c1) [L625] COND TRUE ! arg [L627] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...