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-var-start-time.5.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:03:39,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:03:39,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:03:39,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:03:39,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:03:39,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:03:39,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:03:39,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:03:39,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:03:39,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:03:39,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:03:39,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:03:39,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:03:39,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:03:39,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:03:39,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:03:39,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:03:39,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:03:39,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:03:39,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:03:39,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:03:39,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:03:39,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:03:39,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:03:39,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:03:39,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:03:39,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:03:39,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:03:39,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:03:39,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:03:39,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:03:39,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:03:39,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:03:39,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:03:39,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:03:39,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:03:39,074 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 17:03:39,090 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:03:39,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:03:39,091 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:03:39,091 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:03:39,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:03:39,092 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:03:39,093 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:03:39,093 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:03:39,093 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:03:39,093 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:03:39,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:03:39,094 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:03:39,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:03:39,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:03:39,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:03:39,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:03:39,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:03:39,096 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:03:39,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:03:39,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:03:39,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:03:39,097 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:03:39,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:03:39,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:03:39,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:03:39,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:03:39,098 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:03:39,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:03:39,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:03:39,098 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:03:39,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:03:39,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:03:39,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:03:39,148 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:03:39,149 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:03:39,150 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c [2019-09-11 17:03:39,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0860a1c4/0e6515562a0748389a3fe52e7adc89ba/FLAG669acb006 [2019-09-11 17:03:39,739 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:03:39,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c [2019-09-11 17:03:39,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0860a1c4/0e6515562a0748389a3fe52e7adc89ba/FLAG669acb006 [2019-09-11 17:03:40,108 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0860a1c4/0e6515562a0748389a3fe52e7adc89ba [2019-09-11 17:03:40,117 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:03:40,119 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:03:40,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:03:40,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:03:40,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:03:40,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:03:40" (1/1) ... [2019-09-11 17:03:40,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5536bb1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:03:40, skipping insertion in model container [2019-09-11 17:03:40,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:03:40" (1/1) ... [2019-09-11 17:03:40,137 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:03:40,180 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:03:40,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:03:40,606 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:03:40,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:03:40,715 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:03:40,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:03:40 WrapperNode [2019-09-11 17:03:40,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:03:40,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:03:40,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:03:40,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:03:40,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:03:40" (1/1) ... [2019-09-11 17:03:40,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:03:40" (1/1) ... [2019-09-11 17:03:40,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:03:40" (1/1) ... [2019-09-11 17:03:40,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:03:40" (1/1) ... [2019-09-11 17:03:40,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:03:40" (1/1) ... [2019-09-11 17:03:40,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:03:40" (1/1) ... [2019-09-11 17:03:40,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:03:40" (1/1) ... [2019-09-11 17:03:40,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:03:40,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:03:40,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:03:40,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:03:40,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:03:40" (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 17:03:40,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:03:40,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:03:40,898 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-11 17:03:40,898 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-11 17:03:40,898 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-11 17:03:40,899 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-11 17:03:40,899 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-09-11 17:03:40,899 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-11 17:03:40,899 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-11 17:03:40,899 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:03:40,900 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-11 17:03:40,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:03:40,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:03:40,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:03:40,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:03:40,902 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:03:40,902 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:03:40,903 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:03:40,903 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:03:40,903 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:03:40,903 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:03:40,903 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:03:40,903 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:03:40,904 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-11 17:03:40,904 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:03:40,904 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:03:40,905 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:03:40,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:03:40,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:03:41,655 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:03:41,656 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 17:03:41,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:03:41 BoogieIcfgContainer [2019-09-11 17:03:41,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:03:41,658 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:03:41,658 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:03:41,658 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:03:41,659 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:03:41" (1/1) ... [2019-09-11 17:03:41,694 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:03:41,902 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:03:49,349 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:03:49,396 INFO L272 AbstractInterpreter]: Visited 233 different actions 6623 times. Merged at 68 different actions 1969 times. Widened at 1 different actions 6 times. Performed 51644 root evaluator evaluations with a maximum evaluation depth of 7. Performed 51644 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1452 fixpoints after 82 different actions. Largest state had 129 variables. [2019-09-11 17:03:49,397 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:03:49,400 INFO L168 Benchmark]: Toolchain (without parser) took 9280.06 ms. Allocated memory was 143.7 MB in the beginning and 718.8 MB in the end (delta: 575.1 MB). Free memory was 89.3 MB in the beginning and 581.4 MB in the end (delta: -492.1 MB). Peak memory consumption was 459.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:03:49,401 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 143.7 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:03:49,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.50 ms. Allocated memory was 143.7 MB in the beginning and 204.5 MB in the end (delta: 60.8 MB). Free memory was 89.1 MB in the beginning and 175.8 MB in the end (delta: -86.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:03:49,403 INFO L168 Benchmark]: Boogie Preprocessor took 109.61 ms. Allocated memory is still 204.5 MB. Free memory was 175.8 MB in the beginning and 173.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-09-11 17:03:49,404 INFO L168 Benchmark]: RCFGBuilder took 829.89 ms. Allocated memory is still 204.5 MB. Free memory was 173.0 MB in the beginning and 124.8 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:03:49,405 INFO L168 Benchmark]: Abstract Interpretation took 7739.07 ms. Allocated memory was 204.5 MB in the beginning and 718.8 MB in the end (delta: 514.3 MB). Free memory was 124.3 MB in the beginning and 581.4 MB in the end (delta: -457.1 MB). Peak memory consumption was 433.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:03:49,410 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 143.7 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 597.50 ms. Allocated memory was 143.7 MB in the beginning and 204.5 MB in the end (delta: 60.8 MB). Free memory was 89.1 MB in the beginning and 175.8 MB in the end (delta: -86.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.61 ms. Allocated memory is still 204.5 MB. Free memory was 175.8 MB in the beginning and 173.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 829.89 ms. Allocated memory is still 204.5 MB. Free memory was 173.0 MB in the beginning and 124.8 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 7739.07 ms. Allocated memory was 204.5 MB in the beginning and 718.8 MB in the end (delta: 514.3 MB). Free memory was 124.3 MB in the beginning and 581.4 MB in the end (delta: -457.1 MB). Peak memory consumption was 433.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 524]: 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] unsigned 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] _Bool alive1 ; [L80] port_t p2 ; [L81] char p2_old ; [L82] char p2_new ; [L83] char id2 ; [L84] char st2 ; [L85] msg_t send2 ; [L86] _Bool mode2 ; [L87] _Bool alive2 ; [L88] port_t p3 ; [L89] char p3_old ; [L90] char p3_new ; [L91] char id3 ; [L92] char st3 ; [L93] msg_t send3 ; [L94] _Bool mode3 ; [L95] _Bool alive3 ; [L96] port_t p4 ; [L97] char p4_old ; [L98] char p4_new ; [L99] char id4 ; [L100] char st4 ; [L101] msg_t send4 ; [L102] _Bool mode4 ; [L103] _Bool alive4 ; [L104] port_t p5 ; [L105] char p5_old ; [L106] char p5_new ; [L107] char id5 ; [L108] char st5 ; [L109] msg_t send5 ; [L110] _Bool mode5 ; [L111] _Bool alive5 ; [L288-L289] void (*nodes[5])(void) = { & node1, & node2, & node3, & node4, & node5}; [L449] int c1 ; [L450] int i2 ; [L453] c1 = 0 [L454] r1 = __VERIFIER_nondet_uchar() [L455] id1 = __VERIFIER_nondet_char() [L456] st1 = __VERIFIER_nondet_char() [L457] send1 = __VERIFIER_nondet_char() [L458] mode1 = __VERIFIER_nondet_bool() [L459] alive1 = __VERIFIER_nondet_bool() [L460] id2 = __VERIFIER_nondet_char() [L461] st2 = __VERIFIER_nondet_char() [L462] send2 = __VERIFIER_nondet_char() [L463] mode2 = __VERIFIER_nondet_bool() [L464] alive2 = __VERIFIER_nondet_bool() [L465] id3 = __VERIFIER_nondet_char() [L466] st3 = __VERIFIER_nondet_char() [L467] send3 = __VERIFIER_nondet_char() [L468] mode3 = __VERIFIER_nondet_bool() [L469] alive3 = __VERIFIER_nondet_bool() [L470] id4 = __VERIFIER_nondet_char() [L471] st4 = __VERIFIER_nondet_char() [L472] send4 = __VERIFIER_nondet_char() [L473] mode4 = __VERIFIER_nondet_bool() [L474] alive4 = __VERIFIER_nondet_bool() [L475] id5 = __VERIFIER_nondet_char() [L476] st5 = __VERIFIER_nondet_char() [L477] send5 = __VERIFIER_nondet_char() [L478] mode5 = __VERIFIER_nondet_bool() [L479] alive5 = __VERIFIER_nondet_bool() [L480] CALL, EXPR init() [L292] int tmp ; [L295] COND TRUE (int )r1 == 0 [L296] COND TRUE ((((int )alive1 + (int )alive2) + (int )alive3) + (int )alive4) + (int )alive5 >= 1 [L297] COND TRUE (int )id1 >= 0 [L298] COND TRUE (int )st1 == 0 [L299] COND TRUE (int )send1 == (int )id1 [L300] COND TRUE (int )mode1 == 0 [L301] COND TRUE (int )id2 >= 0 [L302] COND TRUE (int )st2 == 0 [L303] COND TRUE (int )send2 == (int )id2 [L304] COND TRUE (int )mode2 == 0 [L305] COND TRUE (int )id3 >= 0 [L306] COND TRUE (int )st3 == 0 [L307] COND TRUE (int )send3 == (int )id3 [L308] COND TRUE (int )mode3 == 0 [L309] COND TRUE (int )id4 >= 0 [L310] COND TRUE (int )st4 == 0 [L311] COND TRUE (int )send4 == (int )id4 [L312] COND TRUE (int )mode4 == 0 [L313] COND TRUE (int )id5 >= 0 [L314] COND TRUE (int )st5 == 0 [L315] COND TRUE (int )send5 == (int )id5 [L316] COND TRUE (int )mode5 == 0 [L317] COND TRUE (int )id1 != (int )id2 [L318] COND TRUE (int )id1 != (int )id3 [L319] COND TRUE (int )id1 != (int )id4 [L320] COND TRUE (int )id1 != (int )id5 [L321] COND TRUE (int )id2 != (int )id3 [L322] COND TRUE (int )id2 != (int )id4 [L323] COND TRUE (int )id2 != (int )id5 [L324] COND TRUE (int )id3 != (int )id4 [L325] COND TRUE (int )id3 != (int )id5 [L326] COND TRUE (int )id4 != (int )id5 [L327] tmp = 1 [L424] return (tmp); [L480] RET, EXPR init() [L480] i2 = init() [L482] p1_old = nomsg [L483] p1_new = nomsg [L484] p2_old = nomsg [L485] p2_new = nomsg [L486] p3_old = nomsg [L487] p3_new = nomsg [L488] p4_old = nomsg [L489] p4_new = nomsg [L490] p5_old = nomsg [L491] p5_new = nomsg [L492] i2 = 0 [L493] COND TRUE 1 [L495] CALL node1() [L114] msg_t m1 ; [L117] m1 = nomsg [L118] COND FALSE !(\read(mode1)) [L141] COND FALSE !(\read(alive1)) [L144] COND FALSE !((int )send1 != (int )id1) [L147] mode1 = (_Bool)1 [L495] RET node1() [L496] CALL node2() [L154] msg_t m2 ; [L157] m2 = nomsg [L158] COND TRUE \read(mode2) [L159] m2 = p1_old [L160] p1_old = nomsg [L161] COND FALSE !((int )m2 != (int )nomsg) [L173] mode2 = (_Bool)0 [L496] RET node2() [L497] CALL node3() [L188] msg_t m3 ; [L191] m3 = nomsg [L192] COND TRUE \read(mode3) [L193] m3 = p2_old [L194] p2_old = nomsg [L195] COND FALSE !((int )m3 != (int )nomsg) [L207] mode3 = (_Bool)0 [L497] RET node3() [L498] CALL node4() [L222] msg_t m4 ; [L225] m4 = nomsg [L226] COND TRUE \read(mode4) [L227] m4 = p3_old [L228] p3_old = nomsg [L229] COND FALSE !((int )m4 != (int )nomsg) [L241] mode4 = (_Bool)0 [L498] RET node4() [L499] CALL node5() [L256] msg_t m5 ; [L259] m5 = nomsg [L260] COND TRUE \read(mode5) [L261] m5 = p4_old [L262] p4_old = nomsg [L263] COND FALSE !((int )m5 != (int )nomsg) [L275] mode5 = (_Bool)0 [L499] RET node5() [L500] p1_old = p1_new [L501] p1_new = nomsg [L502] p2_old = p2_new [L503] p2_new = nomsg [L504] p3_old = p3_new [L505] p3_new = nomsg [L506] p4_old = p4_new [L507] p4_new = nomsg [L508] p5_old = p5_new [L509] p5_new = nomsg [L510] CALL, EXPR check() [L429] int tmp ; [L432] COND FALSE !(((((int )st1 + (int )st2) + (int )st3) + (int )st4) + (int )st5 <= 1) [L442] tmp = 0 [L444] return (tmp); [L510] RET, EXPR check() [L510] c1 = check() [L511] CALL assert(c1) [L522] COND TRUE ! arg [L524] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...