./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f5c1949da3ffd7703b26279578bf3cad55c86e8b0ffaff69f49645cdd541f53 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 14:08:18,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 14:08:18,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 14:08:18,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 14:08:18,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 14:08:18,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 14:08:18,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 14:08:18,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 14:08:18,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 14:08:18,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 14:08:18,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 14:08:18,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 14:08:18,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 14:08:18,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 14:08:18,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 14:08:18,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 14:08:18,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 14:08:18,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 14:08:18,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 14:08:18,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 14:08:18,059 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 14:08:18,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 14:08:18,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 14:08:18,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 14:08:18,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 14:08:18,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 14:08:18,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 14:08:18,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 14:08:18,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 14:08:18,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 14:08:18,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 14:08:18,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 14:08:18,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 14:08:18,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 14:08:18,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 14:08:18,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 14:08:18,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 14:08:18,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 14:08:18,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 14:08:18,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 14:08:18,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 14:08:18,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 14:08:18,072 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-07-14 14:08:18,084 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 14:08:18,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 14:08:18,085 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 14:08:18,085 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 14:08:18,086 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 14:08:18,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 14:08:18,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 14:08:18,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 14:08:18,087 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 14:08:18,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 14:08:18,087 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-14 14:08:18,087 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 14:08:18,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 14:08:18,087 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-14 14:08:18,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 14:08:18,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 14:08:18,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 14:08:18,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 14:08:18,088 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-07-14 14:08:18,088 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-14 14:08:18,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 14:08:18,089 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 14:08:18,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 14:08:18,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 14:08:18,089 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 14:08:18,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 14:08:18,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 14:08:18,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 14:08:18,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 14:08:18,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 14:08:18,090 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 14:08:18,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 14:08:18,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 14:08:18,091 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f5c1949da3ffd7703b26279578bf3cad55c86e8b0ffaff69f49645cdd541f53 [2022-07-14 14:08:18,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 14:08:18,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 14:08:18,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 14:08:18,268 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 14:08:18,269 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 14:08:18,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i [2022-07-14 14:08:18,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/810babba6/3013b779229041ad9f2cc18ae696d8d9/FLAG1bcdd368d [2022-07-14 14:08:18,754 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 14:08:18,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i [2022-07-14 14:08:18,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/810babba6/3013b779229041ad9f2cc18ae696d8d9/FLAG1bcdd368d [2022-07-14 14:08:19,086 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/810babba6/3013b779229041ad9f2cc18ae696d8d9 [2022-07-14 14:08:19,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 14:08:19,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 14:08:19,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 14:08:19,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 14:08:19,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 14:08:19,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:08:19" (1/1) ... [2022-07-14 14:08:19,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f48b39d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19, skipping insertion in model container [2022-07-14 14:08:19,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:08:19" (1/1) ... [2022-07-14 14:08:19,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 14:08:19,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 14:08:19,279 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i[1094,1107] [2022-07-14 14:08:19,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 14:08:19,515 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 14:08:19,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i[1094,1107] [2022-07-14 14:08:19,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 14:08:19,604 INFO L208 MainTranslator]: Completed translation [2022-07-14 14:08:19,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19 WrapperNode [2022-07-14 14:08:19,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 14:08:19,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 14:08:19,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 14:08:19,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 14:08:19,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19" (1/1) ... [2022-07-14 14:08:19,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19" (1/1) ... [2022-07-14 14:08:19,663 INFO L137 Inliner]: procedures = 354, calls = 39, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2022-07-14 14:08:19,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 14:08:19,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 14:08:19,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 14:08:19,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 14:08:19,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19" (1/1) ... [2022-07-14 14:08:19,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19" (1/1) ... [2022-07-14 14:08:19,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19" (1/1) ... [2022-07-14 14:08:19,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19" (1/1) ... [2022-07-14 14:08:19,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19" (1/1) ... [2022-07-14 14:08:19,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19" (1/1) ... [2022-07-14 14:08:19,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19" (1/1) ... [2022-07-14 14:08:19,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 14:08:19,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 14:08:19,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 14:08:19,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 14:08:19,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19" (1/1) ... [2022-07-14 14:08:19,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 14:08:19,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:08:19,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 14:08:19,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 14:08:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2022-07-14 14:08:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2022-07-14 14:08:19,759 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2022-07-14 14:08:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2022-07-14 14:08:19,759 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2022-07-14 14:08:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 14:08:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 14:08:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 14:08:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 14:08:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-07-14 14:08:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 14:08:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 14:08:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 14:08:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 14:08:19,774 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-14 14:08:19,982 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 14:08:19,983 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 14:08:20,099 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 14:08:20,104 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 14:08:20,104 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 14:08:20,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:08:20 BoogieIcfgContainer [2022-07-14 14:08:20,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 14:08:20,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 14:08:20,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 14:08:20,116 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 14:08:20,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:08:19" (1/3) ... [2022-07-14 14:08:20,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57c95cd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:08:20, skipping insertion in model container [2022-07-14 14:08:20,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:19" (2/3) ... [2022-07-14 14:08:20,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57c95cd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:08:20, skipping insertion in model container [2022-07-14 14:08:20,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:08:20" (3/3) ... [2022-07-14 14:08:20,118 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_67-pthread_cond_wait_true.i [2022-07-14 14:08:20,122 WARN L143 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-07-14 14:08:20,128 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 14:08:20,128 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-07-14 14:08:20,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57c95cd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 02:08:20, skipping insertion in model container [2022-07-14 14:08:20,129 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-14 14:08:20,130 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-14 14:08:20,130 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-14 14:08:20,130 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-14 14:08:20,130 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:08:20" (3/3) ... [2022-07-14 14:08:20,132 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-14 14:08:20,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f1 [2022-07-14 14:08:20,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f2 [2022-07-14 14:08:20,140 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-07-14 14:08:20,140 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-14 14:08:20,140 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-14 14:08:20,140 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-14 14:08:20,165 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-14 14:08:20,165 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-14 14:08:20,166 INFO L158 Benchmark]: Toolchain (without parser) took 1076.84ms. Allocated memory is still 134.2MB. Free memory was 102.3MB in the beginning and 92.5MB in the end (delta: 9.8MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2022-07-14 14:08:20,167 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 14:08:20,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 514.85ms. Allocated memory is still 134.2MB. Free memory was 102.1MB in the beginning and 79.9MB in the end (delta: 22.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-07-14 14:08:20,168 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.20ms. Allocated memory is still 134.2MB. Free memory was 79.9MB in the beginning and 77.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-14 14:08:20,168 INFO L158 Benchmark]: Boogie Preprocessor took 28.10ms. Allocated memory is still 134.2MB. Free memory was 77.0MB in the beginning and 74.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 14:08:20,169 INFO L158 Benchmark]: RCFGBuilder took 413.07ms. Allocated memory is still 134.2MB. Free memory was 74.7MB in the beginning and 97.9MB in the end (delta: -23.2MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2022-07-14 14:08:20,169 INFO L158 Benchmark]: TraceAbstraction took 22.24ms. Allocated memory is still 134.2MB. Free memory was 97.3MB in the beginning and 95.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 14:08:20,169 INFO L158 Benchmark]: Witness Printer took 35.67ms. Allocated memory is still 134.2MB. Free memory was 95.6MB in the beginning and 92.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 14:08:20,171 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 514.85ms. Allocated memory is still 134.2MB. Free memory was 102.1MB in the beginning and 79.9MB in the end (delta: 22.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.20ms. Allocated memory is still 134.2MB. Free memory was 79.9MB in the beginning and 77.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.10ms. Allocated memory is still 134.2MB. Free memory was 77.0MB in the beginning and 74.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 413.07ms. Allocated memory is still 134.2MB. Free memory was 74.7MB in the beginning and 97.9MB in the end (delta: -23.2MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * TraceAbstraction took 22.24ms. Allocated memory is still 134.2MB. Free memory was 97.3MB in the beginning and 95.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 35.67ms. Allocated memory is still 134.2MB. Free memory was 95.6MB in the beginning and 92.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-07-14 14:08:20,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE