./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 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/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6883737711af32a6a824eca7af237353e2fdaf7712a6b3c22083c0d47b565ee7 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:27:47,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:27:47,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:27:47,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:27:47,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:27:47,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:27:47,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:27:47,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:27:47,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:27:47,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:27:47,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:27:47,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:27:47,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:27:47,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:27:47,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:27:47,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:27:47,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:27:47,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:27:47,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:27:47,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:27:47,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:27:47,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:27:47,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:27:47,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:27:47,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:27:47,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:27:47,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:27:47,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:27:47,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:27:47,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:27:47,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:27:47,190 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:27:47,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:27:47,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:27:47,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:27:47,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:27:47,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:27:47,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:27:47,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:27:47,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:27:47,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:27:47,195 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-15 12:27:47,215 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:27:47,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:27:47,216 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:27:47,216 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:27:47,216 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:27:47,217 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:27:47,217 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:27:47,217 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:27:47,217 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:27:47,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:27:47,218 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 12:27:47,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:27:47,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 12:27:47,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:27:47,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:27:47,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:27:47,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:27:47,219 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 12:27:47,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:27:47,219 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:27:47,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:27:47,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:27:47,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:27:47,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:27:47,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:27:47,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:27:47,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:27:47,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:27:47,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:27:47,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:27:47,220 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:27:47,221 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:27:47,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:27:47,221 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:27:47,221 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6883737711af32a6a824eca7af237353e2fdaf7712a6b3c22083c0d47b565ee7 [2021-12-15 12:27:47,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:27:47,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:27:47,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:27:47,460 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:27:47,461 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:27:47,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i [2021-12-15 12:27:47,508 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb10cd9b6/1d4dc6e9b4c542908352bf1aa318cbeb/FLAGf99f088e6 [2021-12-15 12:27:47,938 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:27:47,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i [2021-12-15 12:27:47,960 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb10cd9b6/1d4dc6e9b4c542908352bf1aa318cbeb/FLAGf99f088e6 [2021-12-15 12:27:47,971 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb10cd9b6/1d4dc6e9b4c542908352bf1aa318cbeb [2021-12-15 12:27:47,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:27:47,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:27:47,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:27:47,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:27:47,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:27:47,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:27:47" (1/1) ... [2021-12-15 12:27:47,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21a9f729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:47, skipping insertion in model container [2021-12-15 12:27:47,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:27:47" (1/1) ... [2021-12-15 12:27:47,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:27:48,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:27:48,185 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/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i[1120,1133] [2021-12-15 12:27:48,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:27:48,343 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:27:48,352 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/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i[1120,1133] [2021-12-15 12:27:48,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:27:48,416 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:27:48,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:48 WrapperNode [2021-12-15 12:27:48,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:27:48,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:27:48,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:27:48,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:27:48,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:48" (1/1) ... [2021-12-15 12:27:48,446 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:48" (1/1) ... [2021-12-15 12:27:48,472 INFO L137 Inliner]: procedures = 165, calls = 42, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 139 [2021-12-15 12:27:48,473 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:27:48,474 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:27:48,474 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:27:48,474 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:27:48,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:48" (1/1) ... [2021-12-15 12:27:48,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:48" (1/1) ... [2021-12-15 12:27:48,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:48" (1/1) ... [2021-12-15 12:27:48,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:48" (1/1) ... [2021-12-15 12:27:48,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:48" (1/1) ... [2021-12-15 12:27:48,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:48" (1/1) ... [2021-12-15 12:27:48,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:48" (1/1) ... [2021-12-15 12:27:48,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:27:48,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:27:48,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:27:48,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:27:48,519 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:48" (1/1) ... [2021-12-15 12:27:48,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:27:48,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:27:48,546 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) [2021-12-15 12:27:48,560 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 [2021-12-15 12:27:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:27:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-12-15 12:27:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:27:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:27:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-12-15 12:27:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-12-15 12:27:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:27:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:27:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:27:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:27:48,589 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-15 12:27:48,721 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:27:48,722 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:27:48,932 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:27:48,939 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:27:48,939 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 12:27:48,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:27:48 BoogieIcfgContainer [2021-12-15 12:27:48,941 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:27:48,942 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:27:48,942 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:27:48,945 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:27:48,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:27:47" (1/3) ... [2021-12-15 12:27:48,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15be17b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:27:48, skipping insertion in model container [2021-12-15 12:27:48,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:48" (2/3) ... [2021-12-15 12:27:48,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15be17b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:27:48, skipping insertion in model container [2021-12-15 12:27:48,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:27:48" (3/3) ... [2021-12-15 12:27:48,948 INFO L111 eAbstractionObserver]: Analyzing ICFG 36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i [2021-12-15 12:27:48,951 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-15 12:27:48,951 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:27:48,952 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-15 12:27:48,952 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-15 12:27:48,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:48,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,035 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,035 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,035 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,035 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:49,040 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.connectThreadInstances(ThreadInstanceAdder.java:116) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.petrify(TraceAbstractionStarter.java:514) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:27:49,055 INFO L158 Benchmark]: Toolchain (without parser) took 1072.46ms. Allocated memory is still 100.7MB. Free memory was 64.3MB in the beginning and 70.9MB in the end (delta: -6.6MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2021-12-15 12:27:49,056 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 100.7MB. Free memory was 72.1MB in the beginning and 72.1MB in the end (delta: 26.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:27:49,057 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.38ms. Allocated memory is still 100.7MB. Free memory was 64.2MB in the beginning and 66.3MB in the end (delta: -2.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 12:27:49,058 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.38ms. Allocated memory is still 100.7MB. Free memory was 66.3MB in the beginning and 64.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:27:49,059 INFO L158 Benchmark]: Boogie Preprocessor took 40.92ms. Allocated memory is still 100.7MB. Free memory was 64.2MB in the beginning and 62.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:27:49,059 INFO L158 Benchmark]: RCFGBuilder took 425.94ms. Allocated memory is still 100.7MB. Free memory was 62.4MB in the beginning and 47.1MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 12:27:49,060 INFO L158 Benchmark]: TraceAbstraction took 103.36ms. Allocated memory is still 100.7MB. Free memory was 46.7MB in the beginning and 70.9MB in the end (delta: -24.2MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-12-15 12:27:49,066 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 100.7MB. Free memory was 72.1MB in the beginning and 72.1MB in the end (delta: 26.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 442.38ms. Allocated memory is still 100.7MB. Free memory was 64.2MB in the beginning and 66.3MB in the end (delta: -2.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.38ms. Allocated memory is still 100.7MB. Free memory was 66.3MB in the beginning and 64.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.92ms. Allocated memory is still 100.7MB. Free memory was 64.2MB in the beginning and 62.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 425.94ms. Allocated memory is still 100.7MB. Free memory was 62.4MB in the beginning and 47.1MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 103.36ms. Allocated memory is still 100.7MB. Free memory was 46.7MB in the beginning and 70.9MB in the end (delta: -24.2MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:27:49,102 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6883737711af32a6a824eca7af237353e2fdaf7712a6b3c22083c0d47b565ee7 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:27:50,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:27:50,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:27:50,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:27:50,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:27:50,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:27:50,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:27:50,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:27:50,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:27:50,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:27:50,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:27:50,721 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:27:50,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:27:50,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:27:50,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:27:50,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:27:50,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:27:50,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:27:50,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:27:50,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:27:50,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:27:50,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:27:50,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:27:50,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:27:50,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:27:50,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:27:50,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:27:50,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:27:50,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:27:50,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:27:50,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:27:50,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:27:50,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:27:50,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:27:50,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:27:50,747 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:27:50,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:27:50,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:27:50,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:27:50,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:27:50,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:27:50,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-15 12:27:50,779 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:27:50,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:27:50,780 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:27:50,780 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:27:50,781 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:27:50,781 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:27:50,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:27:50,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:27:50,783 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:27:50,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:27:50,784 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 12:27:50,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 12:27:50,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:27:50,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:27:50,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:27:50,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:27:50,784 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:27:50,785 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:27:50,785 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:27:50,785 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 12:27:50,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:27:50,785 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:27:50,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:27:50,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:27:50,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:27:50,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:27:50,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:27:50,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:27:50,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:27:50,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:27:50,791 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:27:50,792 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:27:50,792 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:27:50,792 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:27:50,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:27:50,792 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:27:50,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:27:50,793 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6883737711af32a6a824eca7af237353e2fdaf7712a6b3c22083c0d47b565ee7 [2021-12-15 12:27:51,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:27:51,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:27:51,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:27:51,106 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:27:51,111 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:27:51,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i [2021-12-15 12:27:51,171 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/688af5b72/57495fc94a644944a7bd0be1b2b66947/FLAG05976c634 [2021-12-15 12:27:51,625 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:27:51,626 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i [2021-12-15 12:27:51,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/688af5b72/57495fc94a644944a7bd0be1b2b66947/FLAG05976c634 [2021-12-15 12:27:52,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/688af5b72/57495fc94a644944a7bd0be1b2b66947 [2021-12-15 12:27:52,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:27:52,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:27:52,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:27:52,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:27:52,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:27:52,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:27:52" (1/1) ... [2021-12-15 12:27:52,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e29894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52, skipping insertion in model container [2021-12-15 12:27:52,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:27:52" (1/1) ... [2021-12-15 12:27:52,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:27:52,210 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:27:52,353 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/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i[1120,1133] [2021-12-15 12:27:52,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:27:52,512 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:27:52,521 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/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i[1120,1133] [2021-12-15 12:27:52,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:27:52,611 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:27:52,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52 WrapperNode [2021-12-15 12:27:52,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:27:52,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:27:52,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:27:52,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:27:52,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52" (1/1) ... [2021-12-15 12:27:52,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52" (1/1) ... [2021-12-15 12:27:52,673 INFO L137 Inliner]: procedures = 169, calls = 42, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 134 [2021-12-15 12:27:52,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:27:52,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:27:52,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:27:52,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:27:52,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52" (1/1) ... [2021-12-15 12:27:52,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52" (1/1) ... [2021-12-15 12:27:52,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52" (1/1) ... [2021-12-15 12:27:52,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52" (1/1) ... [2021-12-15 12:27:52,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52" (1/1) ... [2021-12-15 12:27:52,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52" (1/1) ... [2021-12-15 12:27:52,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52" (1/1) ... [2021-12-15 12:27:52,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:27:52,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:27:52,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:27:52,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:27:52,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52" (1/1) ... [2021-12-15 12:27:52,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:27:52,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:27:52,751 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) [2021-12-15 12:27:52,781 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 [2021-12-15 12:27:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-12-15 12:27:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:27:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:27:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-12-15 12:27:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-12-15 12:27:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:27:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 12:27:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:27:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:27:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:27:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:27:52,794 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-15 12:27:52,920 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:27:52,922 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:27:53,177 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:27:53,182 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:27:53,182 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 12:27:53,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:27:53 BoogieIcfgContainer [2021-12-15 12:27:53,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:27:53,185 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:27:53,185 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:27:53,187 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:27:53,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:27:52" (1/3) ... [2021-12-15 12:27:53,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50bd0762 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:27:53, skipping insertion in model container [2021-12-15 12:27:53,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:27:52" (2/3) ... [2021-12-15 12:27:53,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50bd0762 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:27:53, skipping insertion in model container [2021-12-15 12:27:53,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:27:53" (3/3) ... [2021-12-15 12:27:53,189 INFO L111 eAbstractionObserver]: Analyzing ICFG 36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i [2021-12-15 12:27:53,192 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-15 12:27:53,192 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:27:53,193 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-15 12:27:53,193 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-15 12:27:53,218 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,219 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,219 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,219 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,219 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,219 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,220 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,220 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,220 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,221 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,221 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,221 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,221 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,222 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,222 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,222 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,222 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,222 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,222 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,223 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,223 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,223 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,224 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,224 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,224 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,224 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,225 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,225 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,225 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,225 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,226 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,226 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,226 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,227 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,227 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,227 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,227 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,227 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,227 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,228 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,228 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,228 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,228 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,229 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,229 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,229 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,229 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,229 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,231 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,231 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,231 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,231 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,231 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,232 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,232 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,233 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,233 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,233 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,233 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,233 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,233 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,234 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,234 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,234 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,234 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,234 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,235 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,247 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,248 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,248 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,248 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,248 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,249 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,250 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,251 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,252 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,252 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,253 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,253 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,254 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,254 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,254 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,254 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,257 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,258 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,258 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,258 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,258 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,258 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,258 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,258 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,259 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,259 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,259 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,259 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,259 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,259 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,259 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,260 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,260 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,260 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,260 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,260 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,260 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,260 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,261 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,261 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,261 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,261 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,261 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,261 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,261 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,262 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,262 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,269 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,269 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,269 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,270 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,270 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,270 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,270 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,271 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,271 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,271 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,271 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,272 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,272 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,272 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,272 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,272 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,272 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,272 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,273 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:27:53,274 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.connectThreadInstances(ThreadInstanceAdder.java:116) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.petrify(TraceAbstractionStarter.java:514) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:27:53,278 INFO L158 Benchmark]: Toolchain (without parser) took 1124.75ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 25.9MB in the beginning and 41.1MB in the end (delta: -15.2MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-12-15 12:27:53,279 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 50.3MB. Free memory was 32.6MB in the beginning and 32.6MB in the end (delta: 37.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:27:53,280 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.47ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 25.7MB in the beginning and 41.4MB in the end (delta: -15.7MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2021-12-15 12:27:53,281 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.20ms. Allocated memory is still 65.0MB. Free memory was 41.4MB in the beginning and 38.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:27:53,281 INFO L158 Benchmark]: Boogie Preprocessor took 50.41ms. Allocated memory is still 65.0MB. Free memory was 38.9MB in the beginning and 37.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:27:53,282 INFO L158 Benchmark]: RCFGBuilder took 458.38ms. Allocated memory is still 65.0MB. Free memory was 37.0MB in the beginning and 37.7MB in the end (delta: -657.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:27:53,282 INFO L158 Benchmark]: TraceAbstraction took 91.51ms. Allocated memory is still 65.0MB. Free memory was 37.1MB in the beginning and 41.1MB in the end (delta: -3.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-12-15 12:27:53,288 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 50.3MB. Free memory was 32.6MB in the beginning and 32.6MB in the end (delta: 37.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 455.47ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 25.7MB in the beginning and 41.4MB in the end (delta: -15.7MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.20ms. Allocated memory is still 65.0MB. Free memory was 41.4MB in the beginning and 38.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.41ms. Allocated memory is still 65.0MB. Free memory was 38.9MB in the beginning and 37.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 458.38ms. Allocated memory is still 65.0MB. Free memory was 37.0MB in the beginning and 37.7MB in the end (delta: -657.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 91.51ms. Allocated memory is still 65.0MB. Free memory was 37.1MB in the beginning and 41.1MB in the end (delta: -3.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:27:53,315 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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable