./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/bigshot_s.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/pthread/bigshot_s.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 4d8c741fd238f074816319de9a9bd5d97cd9b35eb7f53a276be973ea0c31ecbe --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:20:32,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:20:32,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:20:32,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:20:32,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:20:32,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:20:32,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:20:32,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:20:32,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:20:32,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:20:32,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:20:32,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:20:32,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:20:32,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:20:32,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:20:32,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:20:32,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:20:32,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:20:32,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:20:32,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:20:32,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:20:32,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:20:32,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:20:32,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:20:32,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:20:32,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:20:32,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:20:32,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:20:32,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:20:32,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:20:32,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:20:32,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:20:32,883 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:20:32,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:20:32,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:20:32,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:20:32,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:20:32,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:20:32,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:20:32,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:20:32,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:20:32,888 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-15 12:20:32,935 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:20:32,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:20:32,935 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:20:32,935 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:20:32,936 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:20:32,936 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:20:32,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:20:32,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:20:32,937 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:20:32,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:20:32,937 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 12:20:32,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:20:32,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 12:20:32,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:20:32,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:20:32,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:20:32,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:20:32,938 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 12:20:32,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:20:32,939 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:20:32,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:20:32,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:20:32,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:20:32,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:20:32,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:20:32,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:20:32,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:20:32,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:20:32,940 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:20:32,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:20:32,941 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:20:32,941 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:20:32,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:20:32,941 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:20:32,941 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d8c741fd238f074816319de9a9bd5d97cd9b35eb7f53a276be973ea0c31ecbe [2021-12-15 12:20:33,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:20:33,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:20:33,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:20:33,142 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:20:33,142 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:20:33,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/bigshot_s.i [2021-12-15 12:20:33,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/886d75ae6/175a14c4cde14802b314d48408dd995f/FLAGb93396b46 [2021-12-15 12:20:33,655 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:20:33,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/bigshot_s.i [2021-12-15 12:20:33,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/886d75ae6/175a14c4cde14802b314d48408dd995f/FLAGb93396b46 [2021-12-15 12:20:33,991 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/886d75ae6/175a14c4cde14802b314d48408dd995f [2021-12-15 12:20:33,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:20:33,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:20:33,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:20:33,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:20:33,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:20:33,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:20:33" (1/1) ... [2021-12-15 12:20:34,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1392e586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:33, skipping insertion in model container [2021-12-15 12:20:34,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:20:33" (1/1) ... [2021-12-15 12:20:34,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:20:34,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:20:34,366 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/pthread/bigshot_s.i[55202,55215] [2021-12-15 12:20:34,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:20:34,386 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:20:34,418 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/pthread/bigshot_s.i[55202,55215] [2021-12-15 12:20:34,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:20:34,463 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:20:34,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34 WrapperNode [2021-12-15 12:20:34,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:20:34,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:20:34,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:20:34,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:20:34,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,500 INFO L137 Inliner]: procedures = 323, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 67 [2021-12-15 12:20:34,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:20:34,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:20:34,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:20:34,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:20:34,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:20:34,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:20:34,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:20:34,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:20:34,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:20:34,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:20:34,556 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 12:20:34,558 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 12:20:34,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:20:34,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:20:34,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 12:20:34,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:20:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-12-15 12:20:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-12-15 12:20:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-12-15 12:20:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-12-15 12:20:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:20:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:20:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:20:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:20:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:20:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:20:34,588 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 12:20:34,711 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:20:34,713 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:20:34,819 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:20:34,838 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:20:34,838 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 12:20:34,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:20:34 BoogieIcfgContainer [2021-12-15 12:20:34,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:20:34,841 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:20:34,847 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:20:34,851 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:20:34,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:20:33" (1/3) ... [2021-12-15 12:20:34,851 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3830dbbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:20:34, skipping insertion in model container [2021-12-15 12:20:34,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (2/3) ... [2021-12-15 12:20:34,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3830dbbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:20:34, skipping insertion in model container [2021-12-15 12:20:34,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:20:34" (3/3) ... [2021-12-15 12:20:34,853 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_s.i [2021-12-15 12:20:34,868 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-15 12:20:34,868 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:20:34,868 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:20:34,868 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-15 12:20:34,891 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,891 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,891 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,892 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,892 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,892 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,892 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,892 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,892 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,893 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,893 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,893 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,893 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,894 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,894 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,894 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,894 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,894 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,894 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,894 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,895 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,895 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,895 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,895 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,905 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,905 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,905 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,905 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,905 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,905 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,905 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,907 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 12:20:34,910 INFO L158 Benchmark]: Toolchain (without parser) took 915.24ms. Allocated memory was 100.7MB in the beginning and 140.5MB in the end (delta: 39.8MB). Free memory was 72.0MB in the beginning and 71.4MB in the end (delta: 524.6kB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2021-12-15 12:20:34,911 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 100.7MB. Free memory was 60.5MB in the beginning and 60.5MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:20:34,911 INFO L158 Benchmark]: CACSL2BoogieTranslator took 467.75ms. Allocated memory was 100.7MB in the beginning and 140.5MB in the end (delta: 39.8MB). Free memory was 71.6MB in the beginning and 96.1MB in the end (delta: -24.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-15 12:20:34,912 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.31ms. Allocated memory is still 140.5MB. Free memory was 96.1MB in the beginning and 93.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:20:34,912 INFO L158 Benchmark]: Boogie Preprocessor took 17.33ms. Allocated memory is still 140.5MB. Free memory was 93.5MB in the beginning and 91.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:20:34,912 INFO L158 Benchmark]: RCFGBuilder took 321.04ms. Allocated memory is still 140.5MB. Free memory was 91.9MB in the beginning and 79.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 12:20:34,914 INFO L158 Benchmark]: TraceAbstraction took 67.80ms. Allocated memory is still 140.5MB. Free memory was 78.9MB in the beginning and 71.4MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:20:34,920 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 100.7MB. Free memory was 60.5MB in the beginning and 60.5MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 467.75ms. Allocated memory was 100.7MB in the beginning and 140.5MB in the end (delta: 39.8MB). Free memory was 71.6MB in the beginning and 96.1MB in the end (delta: -24.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.31ms. Allocated memory is still 140.5MB. Free memory was 96.1MB in the beginning and 93.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.33ms. Allocated memory is still 140.5MB. Free memory was 93.5MB in the beginning and 91.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 321.04ms. Allocated memory is still 140.5MB. Free memory was 91.9MB in the beginning and 79.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 67.80ms. Allocated memory is still 140.5MB. Free memory was 78.9MB in the beginning and 71.4MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. 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 12:20:34,950 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/pthread/bigshot_s.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 4d8c741fd238f074816319de9a9bd5d97cd9b35eb7f53a276be973ea0c31ecbe --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:20:36,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:20:36,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:20:36,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:20:36,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:20:36,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:20:36,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:20:36,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:20:36,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:20:36,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:20:36,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:20:36,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:20:36,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:20:36,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:20:36,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:20:36,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:20:36,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:20:36,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:20:36,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:20:36,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:20:36,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:20:36,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:20:36,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:20:36,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:20:36,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:20:36,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:20:36,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:20:36,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:20:36,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:20:36,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:20:36,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:20:36,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:20:36,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:20:36,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:20:36,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:20:36,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:20:36,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:20:36,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:20:36,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:20:36,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:20:36,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:20:36,878 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-15 12:20:36,911 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:20:36,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:20:36,913 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:20:36,913 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:20:36,914 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:20:36,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:20:36,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:20:36,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:20:36,915 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:20:36,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:20:36,916 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 12:20:36,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 12:20:36,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:20:36,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:20:36,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:20:36,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:20:36,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:20:36,918 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:20:36,918 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:20:36,918 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 12:20:36,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:20:36,918 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:20:36,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:20:36,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:20:36,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:20:36,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:20:36,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:20:36,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:20:36,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:20:36,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:20:36,927 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:20:36,927 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:20:36,927 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:20:36,928 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:20:36,928 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:20:36,928 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:20:36,928 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:20:36,929 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d8c741fd238f074816319de9a9bd5d97cd9b35eb7f53a276be973ea0c31ecbe [2021-12-15 12:20:37,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:20:37,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:20:37,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:20:37,198 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:20:37,199 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:20:37,200 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/bigshot_s.i [2021-12-15 12:20:37,243 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/862f6398b/1b82121456314e32b7d99f79e6842029/FLAG61b010f53 [2021-12-15 12:20:37,741 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:20:37,742 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/bigshot_s.i [2021-12-15 12:20:37,756 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/862f6398b/1b82121456314e32b7d99f79e6842029/FLAG61b010f53 [2021-12-15 12:20:38,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/862f6398b/1b82121456314e32b7d99f79e6842029 [2021-12-15 12:20:38,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:20:38,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:20:38,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:20:38,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:20:38,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:20:38,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f54b2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38, skipping insertion in model container [2021-12-15 12:20:38,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:20:38,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:20:38,404 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/pthread/bigshot_s.i[55202,55215] [2021-12-15 12:20:38,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:20:38,435 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:20:38,467 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/pthread/bigshot_s.i[55202,55215] [2021-12-15 12:20:38,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:20:38,523 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:20:38,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38 WrapperNode [2021-12-15 12:20:38,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:20:38,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:20:38,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:20:38,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:20:38,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,573 INFO L137 Inliner]: procedures = 327, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2021-12-15 12:20:38,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:20:38,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:20:38,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:20:38,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:20:38,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:20:38,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:20:38,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:20:38,592 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:20:38,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:20:38,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:20:38,615 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 12:20:38,617 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 12:20:38,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:20:38,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 12:20:38,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:20:38,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:20:38,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 12:20:38,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:20:38,643 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-12-15 12:20:38,643 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-12-15 12:20:38,643 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-12-15 12:20:38,643 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-12-15 12:20:38,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 12:20:38,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:20:38,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:20:38,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:20:38,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:20:38,645 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 12:20:38,723 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:20:38,725 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:20:38,845 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:20:38,850 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:20:38,850 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 12:20:38,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:20:38 BoogieIcfgContainer [2021-12-15 12:20:38,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:20:38,852 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:20:38,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:20:38,854 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:20:38,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:20:38" (1/3) ... [2021-12-15 12:20:38,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e434408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:20:38, skipping insertion in model container [2021-12-15 12:20:38,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (2/3) ... [2021-12-15 12:20:38,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e434408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:20:38, skipping insertion in model container [2021-12-15 12:20:38,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:20:38" (3/3) ... [2021-12-15 12:20:38,856 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_s.i [2021-12-15 12:20:38,859 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-15 12:20:38,859 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:20:38,859 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:20:38,860 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-15 12:20:38,878 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,878 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,878 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,879 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,879 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,879 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,879 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,879 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,879 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,880 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,880 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,880 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,880 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,880 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,881 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,881 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,881 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,881 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,881 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,881 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,881 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,882 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,882 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,882 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,884 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,884 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,884 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,884 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,884 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,884 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,888 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,888 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,888 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,888 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,895 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 12:20:38,898 INFO L158 Benchmark]: Toolchain (without parser) took 835.77ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 31.0MB in the beginning and 31.4MB in the end (delta: -410.5kB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2021-12-15 12:20:38,911 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 54.5MB. Free memory was 36.7MB in the beginning and 36.7MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:20:38,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.08ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.8MB in the beginning and 40.6MB in the end (delta: -9.8MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-12-15 12:20:38,912 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.77ms. Allocated memory is still 67.1MB. Free memory was 40.6MB in the beginning and 38.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:20:38,913 INFO L158 Benchmark]: Boogie Preprocessor took 17.57ms. Allocated memory is still 67.1MB. Free memory was 38.0MB in the beginning and 36.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:20:38,913 INFO L158 Benchmark]: RCFGBuilder took 259.75ms. Allocated memory is still 67.1MB. Free memory was 36.2MB in the beginning and 39.2MB in the end (delta: -3.1MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-12-15 12:20:38,914 INFO L158 Benchmark]: TraceAbstraction took 44.18ms. Allocated memory is still 67.1MB. Free memory was 38.7MB in the beginning and 31.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:20:38,916 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 54.5MB. Free memory was 36.7MB in the beginning and 36.7MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 460.08ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.8MB in the beginning and 40.6MB in the end (delta: -9.8MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.77ms. Allocated memory is still 67.1MB. Free memory was 40.6MB in the beginning and 38.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.57ms. Allocated memory is still 67.1MB. Free memory was 38.0MB in the beginning and 36.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 259.75ms. Allocated memory is still 67.1MB. Free memory was 36.2MB in the beginning and 39.2MB in the end (delta: -3.1MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * TraceAbstraction took 44.18ms. Allocated memory is still 67.1MB. Free memory was 38.7MB in the beginning and 31.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. 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 12:20:38,962 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