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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 00:45:36,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 00:45:36,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 00:45:36,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 00:45:36,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 00:45:36,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 00:45:36,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 00:45:36,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 00:45:36,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 00:45:36,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 00:45:36,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 00:45:36,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 00:45:36,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 00:45:36,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 00:45:36,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 00:45:36,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 00:45:36,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 00:45:36,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 00:45:36,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 00:45:36,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 00:45:36,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 00:45:36,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 00:45:36,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 00:45:36,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 00:45:36,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-14 00:45:36,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 00:45:36,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 00:45:36,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 00:45:36,094 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 00:45:36,108 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 00:45:36,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 00:45:36,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 00:45:36,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 00:45:36,110 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 00:45:36,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 00:45:36,111 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 00:45:36,111 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 00:45:36,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 00:45:36,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 00:45:36,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 00:45:36,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 00:45:36,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 00:45:36,113 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 00:45:36,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 00:45:36,114 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 00:45:36,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 00:45:36,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 00:45:36,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 00:45:36,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 00:45:36,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 00:45:36,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 00:45:36,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 00:45:36,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 00:45:36,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 00:45:36,116 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 00:45:36,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 00:45:36,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 00:45:36,117 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-14 00:45:36,390 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 00:45:36,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 00:45:36,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 00:45:36,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 00:45:36,411 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 00:45:36,411 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c [2019-10-14 00:45:36,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b6ba3a49/fc7c5ef93b534b6997cfe29d59df37cf/FLAGd9756e2d7 [2019-10-14 00:45:37,028 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 00:45:37,028 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c [2019-10-14 00:45:37,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b6ba3a49/fc7c5ef93b534b6997cfe29d59df37cf/FLAGd9756e2d7 [2019-10-14 00:45:37,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b6ba3a49/fc7c5ef93b534b6997cfe29d59df37cf [2019-10-14 00:45:37,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 00:45:37,331 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 00:45:37,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 00:45:37,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 00:45:37,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 00:45:37,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:45:37" (1/1) ... [2019-10-14 00:45:37,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b8d5fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:37, skipping insertion in model container [2019-10-14 00:45:37,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:45:37" (1/1) ... [2019-10-14 00:45:37,347 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 00:45:37,396 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 00:45:37,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:45:37,761 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 00:45:37,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:45:37,856 INFO L192 MainTranslator]: Completed translation [2019-10-14 00:45:37,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:37 WrapperNode [2019-10-14 00:45:37,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 00:45:37,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 00:45:37,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 00:45:37,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 00:45:37,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:37" (1/1) ... [2019-10-14 00:45:37,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:37" (1/1) ... [2019-10-14 00:45:37,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:37" (1/1) ... [2019-10-14 00:45:37,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:37" (1/1) ... [2019-10-14 00:45:37,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:37" (1/1) ... [2019-10-14 00:45:37,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:37" (1/1) ... [2019-10-14 00:45:37,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:37" (1/1) ... [2019-10-14 00:45:37,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 00:45:37,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 00:45:37,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 00:45:37,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 00:45:37,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:37" (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 [2019-10-14 00:45:37,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 00:45:37,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 00:45:37,986 INFO L138 BoogieDeclarations]: Found implementation of procedure add_history_type [2019-10-14 00:45:37,986 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_int8 [2019-10-14 00:45:37,986 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_bool [2019-10-14 00:45:37,986 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_int8 [2019-10-14 00:45:37,986 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_bool [2019-10-14 00:45:37,986 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-10-14 00:45:37,987 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-10-14 00:45:37,987 INFO L138 BoogieDeclarations]: Found implementation of procedure gate1_each_pals_period [2019-10-14 00:45:37,987 INFO L138 BoogieDeclarations]: Found implementation of procedure gate2_each_pals_period [2019-10-14 00:45:37,987 INFO L138 BoogieDeclarations]: Found implementation of procedure gate3_each_pals_period [2019-10-14 00:45:37,987 INFO L138 BoogieDeclarations]: Found implementation of procedure voter [2019-10-14 00:45:37,987 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 00:45:37,988 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-14 00:45:37,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 00:45:37,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-14 00:45:37,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-14 00:45:37,988 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-10-14 00:45:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-10-14 00:45:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 00:45:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-14 00:45:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_bool [2019-10-14 00:45:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_int8 [2019-10-14 00:45:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure add_history_type [2019-10-14 00:45:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_int8 [2019-10-14 00:45:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_bool [2019-10-14 00:45:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-10-14 00:45:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-10-14 00:45:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure gate1_each_pals_period [2019-10-14 00:45:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure gate2_each_pals_period [2019-10-14 00:45:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure gate3_each_pals_period [2019-10-14 00:45:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure voter [2019-10-14 00:45:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 00:45:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 00:45:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 00:45:38,809 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 00:45:38,810 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-14 00:45:38,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:45:38 BoogieIcfgContainer [2019-10-14 00:45:38,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 00:45:38,812 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-14 00:45:38,812 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-14 00:45:38,813 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-14 00:45:38,814 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:45:38" (1/1) ... [2019-10-14 00:45:38,847 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-14 00:45:39,045 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-10-14 00:45:54,201 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-14 00:45:54,274 INFO L272 AbstractInterpreter]: Visited 303 different actions 19706 times. Merged at 144 different actions 4411 times. Widened at 1 different actions 8 times. Performed 133767 root evaluator evaluations with a maximum evaluation depth of 8. Performed 133767 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 2254 fixpoints after 61 different actions. Largest state had 104 variables. [2019-10-14 00:45:54,275 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-14 00:45:54,278 INFO L168 Benchmark]: Toolchain (without parser) took 16945.94 ms. Allocated memory was 137.4 MB in the beginning and 930.1 MB in the end (delta: 792.7 MB). Free memory was 101.5 MB in the beginning and 467.0 MB in the end (delta: -365.5 MB). Peak memory consumption was 427.3 MB. Max. memory is 7.1 GB. [2019-10-14 00:45:54,278 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory is still 120.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-14 00:45:54,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 525.40 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 101.1 MB in the beginning and 175.4 MB in the end (delta: -74.3 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-10-14 00:45:54,280 INFO L168 Benchmark]: Boogie Preprocessor took 65.61 ms. Allocated memory is still 201.9 MB. Free memory was 175.4 MB in the beginning and 172.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-10-14 00:45:54,281 INFO L168 Benchmark]: RCFGBuilder took 888.49 ms. Allocated memory is still 201.9 MB. Free memory was 172.4 MB in the beginning and 116.9 MB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. [2019-10-14 00:45:54,282 INFO L168 Benchmark]: Abstract Interpretation took 15462.39 ms. Allocated memory was 201.9 MB in the beginning and 930.1 MB in the end (delta: 728.2 MB). Free memory was 116.9 MB in the beginning and 467.0 MB in the end (delta: -350.0 MB). Peak memory consumption was 378.2 MB. Max. memory is 7.1 GB. [2019-10-14 00:45:54,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory is still 120.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 525.40 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 101.1 MB in the beginning and 175.4 MB in the end (delta: -74.3 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.61 ms. Allocated memory is still 201.9 MB. Free memory was 175.4 MB in the beginning and 172.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 888.49 ms. Allocated memory is still 201.9 MB. Free memory was 172.4 MB in the beginning and 116.9 MB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 15462.39 ms. Allocated memory was 201.9 MB in the beginning and 930.1 MB in the end (delta: 728.2 MB). Free memory was 116.9 MB in the beginning and 467.0 MB in the end (delta: -350.0 MB). Peak memory consumption was 378.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 580]: 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: [L68] msg_t nomsg = (msg_t )-1; [L69] port_t g1v ; [L70] int8_t g1v_old ; [L71] int8_t g1v_new ; [L72] port_t g2v ; [L73] int8_t g2v_old ; [L74] int8_t g2v_new ; [L75] port_t g3v ; [L76] int8_t g3v_old ; [L77] int8_t g3v_new ; [L81] _Bool gate1Failed ; [L82] _Bool gate2Failed ; [L83] _Bool gate3Failed ; [L84] msg_t VALUE1 ; [L85] msg_t VALUE2 ; [L86] msg_t VALUE3 ; [L88] _Bool gate1Failed_History_0 ; [L89] _Bool gate1Failed_History_1 ; [L90] _Bool gate1Failed_History_2 ; [L91] _Bool gate2Failed_History_0 ; [L92] _Bool gate2Failed_History_1 ; [L93] _Bool gate2Failed_History_2 ; [L94] _Bool gate3Failed_History_0 ; [L95] _Bool gate3Failed_History_1 ; [L96] _Bool gate3Failed_History_2 ; [L97] int8_t votedValue_History_0 ; [L98] int8_t votedValue_History_1 ; [L99] int8_t votedValue_History_2 ; [L519] void (*nodes[4])(void) = { & gate1_each_pals_period, & gate2_each_pals_period, & gate3_each_pals_period, & voter}; [L522] int c1 ; [L523] int i2 ; [L526] c1 = 0 [L527] gate1Failed = __VERIFIER_nondet_bool() [L528] gate2Failed = __VERIFIER_nondet_bool() [L529] gate3Failed = __VERIFIER_nondet_bool() [L530] VALUE1 = __VERIFIER_nondet_char() [L531] VALUE2 = __VERIFIER_nondet_char() [L532] VALUE3 = __VERIFIER_nondet_char() [L533] gate1Failed_History_0 = __VERIFIER_nondet_bool() [L534] gate1Failed_History_1 = __VERIFIER_nondet_bool() [L535] gate1Failed_History_2 = __VERIFIER_nondet_bool() [L536] gate2Failed_History_0 = __VERIFIER_nondet_bool() [L537] gate2Failed_History_1 = __VERIFIER_nondet_bool() [L538] gate2Failed_History_2 = __VERIFIER_nondet_bool() [L539] gate3Failed_History_0 = __VERIFIER_nondet_bool() [L540] gate3Failed_History_1 = __VERIFIER_nondet_bool() [L541] gate3Failed_History_2 = __VERIFIER_nondet_bool() [L542] votedValue_History_0 = __VERIFIER_nondet_char() [L543] votedValue_History_1 = __VERIFIER_nondet_char() [L544] votedValue_History_2 = __VERIFIER_nondet_char() [L545] CALL, EXPR init() [L248] int tmp ; [L249] int tmp___0 ; [L250] int tmp___1 ; [L251] int tmp___2 ; [L254] CALL, EXPR add_history_type(0) [L104] _Bool ini_bool ; [L105] int8_t ini_int ; [L106] int var ; [L107] int tmp ; [L108] int tmp___0 ; [L109] int tmp___1 ; [L110] int tmp___2 ; [L113] ini_bool = (_Bool)0 [L114] ini_int = (int8_t )-2 [L115] var = 0 [L116] COND TRUE var < 3 [L117] COND TRUE history_id == 0 [L118] CALL, EXPR read_history_bool(0, 0) [L171] COND TRUE history_id == 0 [L172] COND TRUE historyIndex == 0 [L173] return (gate1Failed_History_0); [L118] RET, EXPR read_history_bool(0, 0) [L118] tmp = (int )read_history_bool(0, 0) [L119] COND FALSE !(! (tmp == (int )ini_bool)) [L141] var ++ [L116] COND TRUE var < 3 [L117] COND TRUE history_id == 0 [L118] CALL, EXPR read_history_bool(0, 0) [L171] COND TRUE history_id == 0 [L172] COND TRUE historyIndex == 0 [L173] return (gate1Failed_History_0); [L118] RET, EXPR read_history_bool(0, 0) [L118] tmp = (int )read_history_bool(0, 0) [L119] COND FALSE !(! (tmp == (int )ini_bool)) [L141] var ++ [L116] COND TRUE var < 3 [L117] COND TRUE history_id == 0 [L118] CALL, EXPR read_history_bool(0, 0) [L171] COND TRUE history_id == 0 [L172] COND TRUE historyIndex == 0 [L173] return (gate1Failed_History_0); [L118] RET, EXPR read_history_bool(0, 0) [L118] tmp = (int )read_history_bool(0, 0) [L119] COND FALSE !(! (tmp == (int )ini_bool)) [L141] var ++ [L116] COND FALSE !(var < 3) [L143] return (1); [L254] RET, EXPR add_history_type(0) [L254] tmp = add_history_type(0) [L255] COND FALSE !(! tmp) [L258] CALL, EXPR add_history_type(1) [L104] _Bool ini_bool ; [L105] int8_t ini_int ; [L106] int var ; [L107] int tmp ; [L108] int tmp___0 ; [L109] int tmp___1 ; [L110] int tmp___2 ; [L113] ini_bool = (_Bool)0 [L114] ini_int = (int8_t )-2 [L115] var = 0 [L116] COND TRUE var < 3 [L117] COND FALSE !(history_id == 0) [L123] COND TRUE history_id == 1 [L124] CALL, EXPR read_history_bool(1, 0) [L171] COND FALSE !(history_id == 0) [L181] COND TRUE history_id == 1 [L182] COND TRUE historyIndex == 0 [L183] return (gate2Failed_History_0); [L124] RET, EXPR read_history_bool(1, 0) [L124] tmp___0 = (int )read_history_bool(1, 0) [L125] COND FALSE !(! (tmp___0 == (int )ini_bool)) [L141] var ++ [L116] COND TRUE var < 3 [L117] COND FALSE !(history_id == 0) [L123] COND TRUE history_id == 1 [L124] CALL, EXPR read_history_bool(1, 0) [L171] COND FALSE !(history_id == 0) [L181] COND TRUE history_id == 1 [L182] COND TRUE historyIndex == 0 [L183] return (gate2Failed_History_0); [L124] RET, EXPR read_history_bool(1, 0) [L124] tmp___0 = (int )read_history_bool(1, 0) [L125] COND FALSE !(! (tmp___0 == (int )ini_bool)) [L141] var ++ [L116] COND TRUE var < 3 [L117] COND FALSE !(history_id == 0) [L123] COND TRUE history_id == 1 [L124] CALL, EXPR read_history_bool(1, 0) [L171] COND FALSE !(history_id == 0) [L181] COND TRUE history_id == 1 [L182] COND TRUE historyIndex == 0 [L183] return (gate2Failed_History_0); [L124] RET, EXPR read_history_bool(1, 0) [L124] tmp___0 = (int )read_history_bool(1, 0) [L125] COND FALSE !(! (tmp___0 == (int )ini_bool)) [L141] var ++ [L116] COND FALSE !(var < 3) [L143] return (1); [L258] RET, EXPR add_history_type(1) [L258] tmp___0 = add_history_type(1) [L259] COND FALSE !(! tmp___0) [L262] CALL, EXPR add_history_type(2) [L104] _Bool ini_bool ; [L105] int8_t ini_int ; [L106] int var ; [L107] int tmp ; [L108] int tmp___0 ; [L109] int tmp___1 ; [L110] int tmp___2 ; [L113] ini_bool = (_Bool)0 [L114] ini_int = (int8_t )-2 [L115] var = 0 [L116] COND TRUE var < 3 [L117] COND FALSE !(history_id == 0) [L123] COND FALSE !(history_id == 1) [L129] COND TRUE history_id == 2 [L130] CALL, EXPR read_history_bool(2, 0) [L171] COND FALSE !(history_id == 0) [L181] COND FALSE !(history_id == 1) [L191] COND TRUE history_id == 2 [L192] COND TRUE historyIndex == 0 [L193] return (gate3Failed_History_0); [L130] RET, EXPR read_history_bool(2, 0) [L130] tmp___1 = (int )read_history_bool(2, 0) [L131] COND FALSE !(! (tmp___1 == (int )ini_bool)) [L141] var ++ [L116] COND TRUE var < 3 [L117] COND FALSE !(history_id == 0) [L123] COND FALSE !(history_id == 1) [L129] COND TRUE history_id == 2 [L130] CALL, EXPR read_history_bool(2, 0) [L171] COND FALSE !(history_id == 0) [L181] COND FALSE !(history_id == 1) [L191] COND TRUE history_id == 2 [L192] COND TRUE historyIndex == 0 [L193] return (gate3Failed_History_0); [L130] RET, EXPR read_history_bool(2, 0) [L130] tmp___1 = (int )read_history_bool(2, 0) [L131] COND FALSE !(! (tmp___1 == (int )ini_bool)) [L141] var ++ [L116] COND TRUE var < 3 [L117] COND FALSE !(history_id == 0) [L123] COND FALSE !(history_id == 1) [L129] COND TRUE history_id == 2 [L130] CALL, EXPR read_history_bool(2, 0) [L171] COND FALSE !(history_id == 0) [L181] COND FALSE !(history_id == 1) [L191] COND TRUE history_id == 2 [L192] COND TRUE historyIndex == 0 [L193] return (gate3Failed_History_0); [L130] RET, EXPR read_history_bool(2, 0) [L130] tmp___1 = (int )read_history_bool(2, 0) [L131] COND FALSE !(! (tmp___1 == (int )ini_bool)) [L141] var ++ [L116] COND FALSE !(var < 3) [L143] return (1); [L262] RET, EXPR add_history_type(2) [L262] tmp___1 = add_history_type(2) [L263] COND FALSE !(! tmp___1) [L266] CALL, EXPR add_history_type(3) [L104] _Bool ini_bool ; [L105] int8_t ini_int ; [L106] int var ; [L107] int tmp ; [L108] int tmp___0 ; [L109] int tmp___1 ; [L110] int tmp___2 ; [L113] ini_bool = (_Bool)0 [L114] ini_int = (int8_t )-2 [L115] var = 0 [L116] COND TRUE var < 3 [L117] COND FALSE !(history_id == 0) [L123] COND FALSE !(history_id == 1) [L129] COND FALSE !(history_id == 2) [L135] COND TRUE history_id == 3 [L136] CALL, EXPR read_history_int8(3, 0) [L151] COND TRUE history_id == 3 [L152] COND TRUE historyIndex == 0 [L153] return (votedValue_History_0); [L136] RET, EXPR read_history_int8(3, 0) [L136] tmp___2 = (int )read_history_int8(3, 0) [L137] COND FALSE !(! (tmp___2 == (int )ini_int)) [L141] var ++ [L116] COND TRUE var < 3 [L117] COND FALSE !(history_id == 0) [L123] COND FALSE !(history_id == 1) [L129] COND FALSE !(history_id == 2) [L135] COND TRUE history_id == 3 [L136] CALL, EXPR read_history_int8(3, 0) [L151] COND TRUE history_id == 3 [L152] COND TRUE historyIndex == 0 [L153] return (votedValue_History_0); [L136] RET, EXPR read_history_int8(3, 0) [L136] tmp___2 = (int )read_history_int8(3, 0) [L137] COND FALSE !(! (tmp___2 == (int )ini_int)) [L141] var ++ [L116] COND TRUE var < 3 [L117] COND FALSE !(history_id == 0) [L123] COND FALSE !(history_id == 1) [L129] COND FALSE !(history_id == 2) [L135] COND TRUE history_id == 3 [L136] CALL, EXPR read_history_int8(3, 0) [L151] COND TRUE history_id == 3 [L152] COND TRUE historyIndex == 0 [L153] return (votedValue_History_0); [L136] RET, EXPR read_history_int8(3, 0) [L136] tmp___2 = (int )read_history_int8(3, 0) [L137] COND FALSE !(! (tmp___2 == (int )ini_int)) [L141] var ++ [L116] COND FALSE !(var < 3) [L143] return (1); [L266] RET, EXPR add_history_type(3) [L266] tmp___2 = add_history_type(3) [L267] COND FALSE !(! tmp___2) [L270] return (1); [L545] RET, EXPR init() [L545] i2 = init() [L547] g1v_old = nomsg [L548] g1v_new = nomsg [L549] g2v_old = nomsg [L550] g2v_new = nomsg [L551] g3v_old = nomsg [L552] g3v_new = nomsg [L553] i2 = 0 [L554] COND TRUE 1 [L556] CALL gate1_each_pals_period() [L383] int8_t next_state ; [L384] msg_t tmp ; [L385] int tmp___0 ; [L388] gate1Failed = __VERIFIER_nondet_bool() [L389] CALL write_history_bool(0, gate1Failed) [L226] COND TRUE history_id == 0 [L227] gate1Failed_History_2 = gate1Failed_History_1 [L228] gate1Failed_History_1 = gate1Failed_History_0 [L229] gate1Failed_History_0 = buf [L389] RET write_history_bool(0, gate1Failed) [L390] COND TRUE \read(gate1Failed) [L391] EXPR nomsg != nomsg && g1v_new == nomsg ? nomsg : g1v_new [L391] g1v_new = nomsg != nomsg && g1v_new == nomsg ? nomsg : g1v_new [L556] RET gate1_each_pals_period() [L557] CALL gate2_each_pals_period() [L414] int8_t next_state ; [L415] msg_t tmp ; [L416] int tmp___0 ; [L419] gate2Failed = __VERIFIER_nondet_bool() [L420] CALL write_history_bool(1, gate2Failed) [L226] COND FALSE !(history_id == 0) [L231] COND TRUE history_id == 1 [L232] gate2Failed_History_2 = gate2Failed_History_1 [L233] gate2Failed_History_1 = gate2Failed_History_0 [L234] gate2Failed_History_0 = buf [L420] RET write_history_bool(1, gate2Failed) [L421] COND TRUE \read(gate2Failed) [L422] EXPR nomsg != nomsg && g2v_new == nomsg ? nomsg : g2v_new [L422] g2v_new = nomsg != nomsg && g2v_new == nomsg ? nomsg : g2v_new [L557] RET gate2_each_pals_period() [L558] CALL gate3_each_pals_period() [L445] int8_t next_state ; [L446] msg_t tmp ; [L447] int tmp___0 ; [L450] gate3Failed = __VERIFIER_nondet_bool() [L451] CALL write_history_bool(2, gate3Failed) [L226] COND FALSE !(history_id == 0) [L231] COND FALSE !(history_id == 1) [L236] COND TRUE history_id == 2 [L237] gate3Failed_History_2 = gate3Failed_History_1 [L238] gate3Failed_History_1 = gate3Failed_History_0 [L239] gate3Failed_History_0 = buf [L451] RET write_history_bool(2, gate3Failed) [L452] COND TRUE \read(gate3Failed) [L453] EXPR nomsg != nomsg && g3v_new == nomsg ? nomsg : g3v_new [L453] g3v_new = nomsg != nomsg && g3v_new == nomsg ? nomsg : g3v_new [L558] RET gate3_each_pals_period() [L559] CALL voter() [L476] int8_t voted_value ; [L479] voted_value = nomsg [L480] VALUE1 = g1v_old [L481] g1v_old = nomsg [L482] VALUE2 = g2v_old [L483] g2v_old = nomsg [L484] VALUE3 = g3v_old [L485] g3v_old = nomsg [L486] COND TRUE (int )VALUE1 == (int )VALUE2 [L487] voted_value = VALUE1 [L515] CALL write_history_int8(3, voted_value) [L211] COND TRUE history_id == 3 [L212] votedValue_History_2 = votedValue_History_1 [L213] votedValue_History_1 = votedValue_History_0 [L214] votedValue_History_0 = buf [L515] RET write_history_int8(3, voted_value) [L559] RET voter() [L560] g1v_old = g1v_new [L561] g1v_new = nomsg [L562] g2v_old = g2v_new [L563] g2v_new = nomsg [L564] g3v_old = g3v_new [L565] g3v_new = nomsg [L566] CALL, EXPR check() [L275] int tmp ; [L276] int temp_count ; [L277] int8_t tmp___0 ; [L278] int8_t tmp___1 ; [L279] int8_t tmp___2 ; [L280] _Bool tmp___3 ; [L281] _Bool tmp___4 ; [L282] _Bool tmp___5 ; [L283] int8_t tmp___6 ; [L284] _Bool tmp___7 ; [L285] _Bool tmp___8 ; [L286] _Bool tmp___9 ; [L287] int8_t tmp___10 ; [L288] int8_t tmp___11 ; [L289] int8_t tmp___12 ; [L290] int8_t tmp___13 ; [L291] int8_t tmp___14 ; [L294] COND TRUE ! gate1Failed [L295] tmp = 1 [L306] CALL, EXPR read_history_bool(0, 1) [L171] COND TRUE history_id == 0 [L172] COND FALSE !(historyIndex == 0) [L175] COND TRUE historyIndex == 1 [L176] return (gate1Failed_History_1); [L306] RET, EXPR read_history_bool(0, 1) [L306] tmp___3 = read_history_bool(0, 1) [L307] COND FALSE !(! tmp___3) [L345] CALL, EXPR read_history_int8(3, 1) [L151] COND TRUE history_id == 3 [L152] COND FALSE !(historyIndex == 0) [L155] COND TRUE historyIndex == 1 [L156] return (votedValue_History_1); [L345] RET, EXPR read_history_int8(3, 1) [L345] tmp___10 = read_history_int8(3, 1) [L346] COND TRUE (int )tmp___10 > -2 [L347] CALL, EXPR read_history_int8(3, 0) [L151] COND TRUE history_id == 3 [L152] COND TRUE historyIndex == 0 [L153] return (votedValue_History_0); [L347] RET, EXPR read_history_int8(3, 0) [L347] tmp___6 = read_history_int8(3, 0) [L348] COND TRUE (int )tmp___6 == (int )nomsg [L349] CALL, EXPR read_history_bool(0, 1) [L171] COND TRUE history_id == 0 [L172] COND FALSE !(historyIndex == 0) [L175] COND TRUE historyIndex == 1 [L176] return (gate1Failed_History_1); [L349] RET, EXPR read_history_bool(0, 1) [L349] tmp___7 = read_history_bool(0, 1) [L350] COND FALSE !(\read(tmp___7)) [L361] return (0); [L566] RET, EXPR check() [L566] c1 = check() [L567] CALL assert(c1) [L578] COND TRUE ! arg [L580] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...