./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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-wmm/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.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 10dd65d363f3d099295f575f6743961c3e6b480300728ce34fc95b90972dc72c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 20:33:31,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 20:33:31,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 20:33:31,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 20:33:31,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 20:33:31,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 20:33:31,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 20:33:31,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 20:33:31,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 20:33:31,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 20:33:31,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 20:33:31,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 20:33:31,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 20:33:31,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 20:33:31,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 20:33:31,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 20:33:31,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 20:33:31,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 20:33:31,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 20:33:31,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 20:33:31,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 20:33:31,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 20:33:31,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 20:33:31,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 20:33:31,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 20:33:31,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 20:33:31,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 20:33:31,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 20:33:31,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 20:33:31,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 20:33:31,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 20:33:31,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 20:33:31,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 20:33:31,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 20:33:31,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 20:33:31,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 20:33:31,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 20:33:31,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 20:33:31,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 20:33:31,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 20:33:31,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 20:33:31,275 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 20:33:31,302 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 20:33:31,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 20:33:31,303 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 20:33:31,303 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 20:33:31,304 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 20:33:31,304 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 20:33:31,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 20:33:31,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 20:33:31,305 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 20:33:31,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 20:33:31,306 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 20:33:31,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 20:33:31,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 20:33:31,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 20:33:31,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 20:33:31,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 20:33:31,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 20:33:31,307 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 20:33:31,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 20:33:31,307 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 20:33:31,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 20:33:31,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 20:33:31,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 20:33:31,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 20:33:31,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:33:31,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 20:33:31,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 20:33:31,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 20:33:31,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 20:33:31,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 20:33:31,311 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 20:33:31,311 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 20:33:31,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 20:33:31,311 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10dd65d363f3d099295f575f6743961c3e6b480300728ce34fc95b90972dc72c [2022-02-20 20:33:31,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 20:33:31,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 20:33:31,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 20:33:31,570 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 20:33:31,571 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 20:33:31,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:33:31,624 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f79896ad8/cb279e1e09c644feb0627dafa318cf49/FLAG08e4e746f [2022-02-20 20:33:32,010 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 20:33:32,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:33:32,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f79896ad8/cb279e1e09c644feb0627dafa318cf49/FLAG08e4e746f [2022-02-20 20:33:32,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f79896ad8/cb279e1e09c644feb0627dafa318cf49 [2022-02-20 20:33:32,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 20:33:32,046 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 20:33:32,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 20:33:32,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 20:33:32,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 20:33:32,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:33:32" (1/1) ... [2022-02-20 20:33:32,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48652232 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32, skipping insertion in model container [2022-02-20 20:33:32,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:33:32" (1/1) ... [2022-02-20 20:33:32,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 20:33:32,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 20:33:32,240 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-wmm/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-02-20 20:33:32,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:33:32,365 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 20:33:32,382 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-wmm/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-02-20 20:33:32,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:33:32,442 INFO L208 MainTranslator]: Completed translation [2022-02-20 20:33:32,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32 WrapperNode [2022-02-20 20:33:32,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 20:33:32,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 20:33:32,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 20:33:32,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 20:33:32,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32" (1/1) ... [2022-02-20 20:33:32,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32" (1/1) ... [2022-02-20 20:33:32,483 INFO L137 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-02-20 20:33:32,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 20:33:32,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 20:33:32,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 20:33:32,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 20:33:32,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32" (1/1) ... [2022-02-20 20:33:32,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32" (1/1) ... [2022-02-20 20:33:32,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32" (1/1) ... [2022-02-20 20:33:32,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32" (1/1) ... [2022-02-20 20:33:32,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32" (1/1) ... [2022-02-20 20:33:32,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32" (1/1) ... [2022-02-20 20:33:32,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32" (1/1) ... [2022-02-20 20:33:32,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 20:33:32,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 20:33:32,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 20:33:32,517 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 20:33:32,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32" (1/1) ... [2022-02-20 20:33:32,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:33:32,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 20:33:32,560 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 20:33:32,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 20:33:32,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 20:33:32,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-20 20:33:32,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 20:33:32,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 20:33:32,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 20:33:32,601 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-20 20:33:32,601 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-20 20:33:32,601 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-20 20:33:32,601 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-20 20:33:32,603 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-20 20:33:32,603 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-20 20:33:32,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 20:33:32,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-20 20:33:32,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 20:33:32,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 20:33:32,605 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-20 20:33:32,751 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 20:33:32,757 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 20:33:32,951 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 20:33:32,957 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 20:33:32,957 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 20:33:32,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:33:32 BoogieIcfgContainer [2022-02-20 20:33:32,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 20:33:32,961 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 20:33:32,961 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 20:33:32,963 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 20:33:32,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 08:33:32" (1/3) ... [2022-02-20 20:33:32,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c2ee026 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:33:32, skipping insertion in model container [2022-02-20 20:33:32,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:32" (2/3) ... [2022-02-20 20:33:32,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c2ee026 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:33:32, skipping insertion in model container [2022-02-20 20:33:32,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:33:32" (3/3) ... [2022-02-20 20:33:32,966 INFO L111 eAbstractionObserver]: Analyzing ICFG safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:33:32,970 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 20:33:32,970 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 20:33:32,970 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 20:33:32,970 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 20:33:33,010 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,010 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,010 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,011 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,011 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,011 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,011 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,012 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,013 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,013 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,013 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,013 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,014 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,014 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,014 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,014 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,015 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,015 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,015 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,015 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,016 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,016 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,016 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,016 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,017 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,018 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,018 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,018 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,018 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,018 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,019 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,019 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,020 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,020 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,023 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,023 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,023 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,023 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,026 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,026 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,026 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,026 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,027 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,028 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,028 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,028 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:33,029 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 20:33:33,067 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 20:33:33,072 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 20:33:33,073 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-20 20:33:33,082 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 99 places, 91 transitions, 197 flow [2022-02-20 20:33:33,143 INFO L129 PetriNetUnfolder]: 2/88 cut-off events. [2022-02-20 20:33:33,144 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:33:33,148 INFO L84 FinitePrefix]: Finished finitePrefix Result has 98 conditions, 88 events. 2/88 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 44 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 67. Up to 2 conditions per place. [2022-02-20 20:33:33,148 INFO L82 GeneralOperation]: Start removeDead. Operand has 99 places, 91 transitions, 197 flow [2022-02-20 20:33:33,151 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 83 places, 74 transitions, 157 flow [2022-02-20 20:33:33,172 INFO L129 PetriNetUnfolder]: 1/73 cut-off events. [2022-02-20 20:33:33,175 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:33:33,175 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:33,176 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:33:33,177 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:33:33,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:33,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1360834222, now seen corresponding path program 1 times [2022-02-20 20:33:33,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:33,193 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284207867] [2022-02-20 20:33:33,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:33,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:33,606 INFO L290 TraceCheckUtils]: 0: Hoare triple {102#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {102#true} is VALID [2022-02-20 20:33:33,607 INFO L290 TraceCheckUtils]: 1: Hoare triple {102#true} [156] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {102#true} is VALID [2022-02-20 20:33:33,607 INFO L290 TraceCheckUtils]: 2: Hoare triple {102#true} [179] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {102#true} is VALID [2022-02-20 20:33:33,607 INFO L290 TraceCheckUtils]: 3: Hoare triple {102#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {102#true} is VALID [2022-02-20 20:33:33,607 INFO L290 TraceCheckUtils]: 4: Hoare triple {102#true} [180] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {102#true} is VALID [2022-02-20 20:33:33,608 INFO L290 TraceCheckUtils]: 5: Hoare triple {102#true} [124] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {102#true} is VALID [2022-02-20 20:33:33,608 INFO L290 TraceCheckUtils]: 6: Hoare triple {102#true} [112] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {102#true} is VALID [2022-02-20 20:33:33,608 INFO L290 TraceCheckUtils]: 7: Hoare triple {102#true} [137] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {102#true} is VALID [2022-02-20 20:33:33,608 INFO L290 TraceCheckUtils]: 8: Hoare triple {102#true} [111] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {102#true} is VALID [2022-02-20 20:33:33,609 INFO L290 TraceCheckUtils]: 9: Hoare triple {102#true} [158] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {102#true} is VALID [2022-02-20 20:33:33,624 INFO L290 TraceCheckUtils]: 10: Hoare triple {102#true} [151] L713-->L715: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,624 INFO L290 TraceCheckUtils]: 11: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [116] L715-->L716: Formula: (= v_~__unbuffered_p2_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,625 INFO L290 TraceCheckUtils]: 12: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [164] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,625 INFO L290 TraceCheckUtils]: 13: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [133] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,626 INFO L290 TraceCheckUtils]: 14: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [102] L719-->L721: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,626 INFO L290 TraceCheckUtils]: 15: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [129] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,627 INFO L290 TraceCheckUtils]: 16: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [185] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,627 INFO L290 TraceCheckUtils]: 17: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [162] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,628 INFO L290 TraceCheckUtils]: 18: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,628 INFO L290 TraceCheckUtils]: 19: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [159] L-1-6-->L777: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_1|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2457~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2456~0#1.offset, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2457~0#1.base, ULTIMATE.start_main_~#t2456~0#1.base, ULTIMATE.start_main_#t~pre3#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,629 INFO L290 TraceCheckUtils]: 20: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [138] L777-->L777-1: Formula: (and (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 4)) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 1) |v_#valid_4|) (not (= |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t2455~0#1.offset_2| 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_2|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, #valid, #length] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,629 INFO L290 TraceCheckUtils]: 21: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [136] L777-1-->L778: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,629 INFO L290 TraceCheckUtils]: 22: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [118] L778-->L778-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,630 INFO L290 TraceCheckUtils]: 23: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [167] L778-1-->L778-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3|) |v_ULTIMATE.start_main_~#t2455~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|)) |v_#memory_int_3|) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,630 INFO L290 TraceCheckUtils]: 24: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [210] L778-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,631 INFO L290 TraceCheckUtils]: 25: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [145] L778-3-->L778-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,631 INFO L290 TraceCheckUtils]: 26: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [152] L778-4-->L779: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,632 INFO L290 TraceCheckUtils]: 27: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [109] L779-->L779-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2456~0#1.offset_2| 0) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 4) |v_#length_5|) (not (= |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_2|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2456~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2456~0#1.base] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,632 INFO L290 TraceCheckUtils]: 28: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [104] L779-1-->L780: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,633 INFO L290 TraceCheckUtils]: 29: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [101] L780-->L780-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,633 INFO L290 TraceCheckUtils]: 30: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [105] L780-1-->L780-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3|) |v_ULTIMATE.start_main_~#t2456~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,634 INFO L290 TraceCheckUtils]: 31: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [206] L780-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,634 INFO L290 TraceCheckUtils]: 32: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [127] L780-3-->L780-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,640 INFO L290 TraceCheckUtils]: 33: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [176] L780-4-->L781: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,641 INFO L290 TraceCheckUtils]: 34: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [144] L781-->L781-1: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2457~0#1.offset_2|) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 1)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 0)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2457~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2457~0#1.base] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,641 INFO L290 TraceCheckUtils]: 35: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [119] L781-1-->L782: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,642 INFO L290 TraceCheckUtils]: 36: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [175] L782-->L782-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,642 INFO L290 TraceCheckUtils]: 37: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [106] L782-1-->L782-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3|) |v_ULTIMATE.start_main_~#t2457~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,643 INFO L290 TraceCheckUtils]: 38: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [208] L782-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,643 INFO L290 TraceCheckUtils]: 39: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [171] L782-3-->L782-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,644 INFO L290 TraceCheckUtils]: 40: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [165] L782-4-->L783: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,645 INFO L290 TraceCheckUtils]: 41: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [113] L783-->L785: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,645 INFO L290 TraceCheckUtils]: 42: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [181] L785-->L786: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,646 INFO L290 TraceCheckUtils]: 43: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [128] L786-->L786-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,646 INFO L290 TraceCheckUtils]: 44: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [169] L786-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,647 INFO L290 TraceCheckUtils]: 45: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [100] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,647 INFO L290 TraceCheckUtils]: 46: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [178] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,648 INFO L290 TraceCheckUtils]: 47: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [147] L2-1-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:33,655 INFO L290 TraceCheckUtils]: 48: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [172] L787-->L791: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} AuxVars[] AssignedVars[~main$tmp_guard1~0] {105#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:33,656 INFO L290 TraceCheckUtils]: 49: Hoare triple {105#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [149] L791-->L792: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {105#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:33,657 INFO L290 TraceCheckUtils]: 50: Hoare triple {105#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [120] L792-->L792-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {106#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:33,658 INFO L290 TraceCheckUtils]: 51: Hoare triple {106#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [183] L792-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {106#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:33,658 INFO L290 TraceCheckUtils]: 52: Hoare triple {106#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [142] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {107#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:33:33,659 INFO L290 TraceCheckUtils]: 53: Hoare triple {107#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [173] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {103#false} is VALID [2022-02-20 20:33:33,659 INFO L290 TraceCheckUtils]: 54: Hoare triple {103#false} [160] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {103#false} is VALID [2022-02-20 20:33:33,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:33,661 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:33,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284207867] [2022-02-20 20:33:33,662 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284207867] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:33,662 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:33,662 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 20:33:33,664 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223340943] [2022-02-20 20:33:33,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:33,690 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2022-02-20 20:33:33,695 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:33,704 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:33,765 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:33,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 20:33:33,765 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:33,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 20:33:33,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 20:33:33,785 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 76 out of 91 [2022-02-20 20:33:33,789 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 74 transitions, 157 flow. Second operand has 6 states, 6 states have (on average 77.66666666666667) internal successors, (466), 6 states have internal predecessors, (466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:33,789 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:33,789 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 76 of 91 [2022-02-20 20:33:33,790 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:33,974 INFO L129 PetriNetUnfolder]: 3/89 cut-off events. [2022-02-20 20:33:33,975 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-02-20 20:33:33,975 INFO L84 FinitePrefix]: Finished finitePrefix Result has 122 conditions, 89 events. 3/89 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 89 event pairs, 0 based on Foata normal form. 4/92 useless extension candidates. Maximal degree in co-relation 87. Up to 7 conditions per place. [2022-02-20 20:33:33,976 INFO L132 encePairwiseOnDemand]: 84/91 looper letters, 9 selfloop transitions, 2 changer transitions 11/83 dead transitions. [2022-02-20 20:33:33,977 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 83 transitions, 217 flow [2022-02-20 20:33:33,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 20:33:33,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-02-20 20:33:34,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 709 transitions. [2022-02-20 20:33:34,004 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8656898656898657 [2022-02-20 20:33:34,004 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 709 transitions. [2022-02-20 20:33:34,004 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 709 transitions. [2022-02-20 20:33:34,005 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:34,007 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 709 transitions. [2022-02-20 20:33:34,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 78.77777777777777) internal successors, (709), 9 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:34,018 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 91.0) internal successors, (910), 10 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:34,019 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 91.0) internal successors, (910), 10 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:34,021 INFO L186 Difference]: Start difference. First operand has 83 places, 74 transitions, 157 flow. Second operand 9 states and 709 transitions. [2022-02-20 20:33:34,021 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 83 transitions, 217 flow [2022-02-20 20:33:34,024 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 83 transitions, 214 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-02-20 20:33:34,027 INFO L242 Difference]: Finished difference. Result has 95 places, 72 transitions, 170 flow [2022-02-20 20:33:34,034 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=170, PETRI_PLACES=95, PETRI_TRANSITIONS=72} [2022-02-20 20:33:34,037 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 12 predicate places. [2022-02-20 20:33:34,038 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 95 places, 72 transitions, 170 flow [2022-02-20 20:33:34,283 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 4778 states, 4777 states have (on average 3.38580699183588) internal successors, (16174), 4777 states have internal predecessors, (16174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:34,304 INFO L78 Accepts]: Start accepts. Automaton has has 4778 states, 4777 states have (on average 3.38580699183588) internal successors, (16174), 4777 states have internal predecessors, (16174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2022-02-20 20:33:34,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:33:34,306 INFO L470 AbstractCegarLoop]: Abstraction has has 95 places, 72 transitions, 170 flow [2022-02-20 20:33:34,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 77.66666666666667) internal successors, (466), 6 states have internal predecessors, (466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:34,306 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:34,307 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:33:34,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 20:33:34,307 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:33:34,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:34,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1431108973, now seen corresponding path program 1 times [2022-02-20 20:33:34,309 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:34,309 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563161869] [2022-02-20 20:33:34,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:34,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:34,478 INFO L290 TraceCheckUtils]: 0: Hoare triple {4905#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4905#true} is VALID [2022-02-20 20:33:34,478 INFO L290 TraceCheckUtils]: 1: Hoare triple {4905#true} [156] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {4905#true} is VALID [2022-02-20 20:33:34,479 INFO L290 TraceCheckUtils]: 2: Hoare triple {4905#true} [179] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {4905#true} is VALID [2022-02-20 20:33:34,479 INFO L290 TraceCheckUtils]: 3: Hoare triple {4905#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {4905#true} is VALID [2022-02-20 20:33:34,479 INFO L290 TraceCheckUtils]: 4: Hoare triple {4905#true} [180] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {4905#true} is VALID [2022-02-20 20:33:34,480 INFO L290 TraceCheckUtils]: 5: Hoare triple {4905#true} [124] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {4905#true} is VALID [2022-02-20 20:33:34,480 INFO L290 TraceCheckUtils]: 6: Hoare triple {4905#true} [112] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {4905#true} is VALID [2022-02-20 20:33:34,480 INFO L290 TraceCheckUtils]: 7: Hoare triple {4905#true} [137] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {4905#true} is VALID [2022-02-20 20:33:34,480 INFO L290 TraceCheckUtils]: 8: Hoare triple {4905#true} [111] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {4905#true} is VALID [2022-02-20 20:33:34,481 INFO L290 TraceCheckUtils]: 9: Hoare triple {4905#true} [158] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {4905#true} is VALID [2022-02-20 20:33:34,481 INFO L290 TraceCheckUtils]: 10: Hoare triple {4905#true} [151] L713-->L715: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {4905#true} is VALID [2022-02-20 20:33:34,481 INFO L290 TraceCheckUtils]: 11: Hoare triple {4905#true} [116] L715-->L716: Formula: (= v_~__unbuffered_p2_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {4905#true} is VALID [2022-02-20 20:33:34,482 INFO L290 TraceCheckUtils]: 12: Hoare triple {4905#true} [164] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {4905#true} is VALID [2022-02-20 20:33:34,482 INFO L290 TraceCheckUtils]: 13: Hoare triple {4905#true} [133] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {4905#true} is VALID [2022-02-20 20:33:34,482 INFO L290 TraceCheckUtils]: 14: Hoare triple {4905#true} [102] L719-->L721: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,483 INFO L290 TraceCheckUtils]: 15: Hoare triple {4907#(= ~x~0 0)} [129] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,483 INFO L290 TraceCheckUtils]: 16: Hoare triple {4907#(= ~x~0 0)} [185] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,484 INFO L290 TraceCheckUtils]: 17: Hoare triple {4907#(= ~x~0 0)} [162] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,484 INFO L290 TraceCheckUtils]: 18: Hoare triple {4907#(= ~x~0 0)} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,485 INFO L290 TraceCheckUtils]: 19: Hoare triple {4907#(= ~x~0 0)} [159] L-1-6-->L777: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_1|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2457~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2456~0#1.offset, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2457~0#1.base, ULTIMATE.start_main_~#t2456~0#1.base, ULTIMATE.start_main_#t~pre3#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,486 INFO L290 TraceCheckUtils]: 20: Hoare triple {4907#(= ~x~0 0)} [138] L777-->L777-1: Formula: (and (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 4)) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 1) |v_#valid_4|) (not (= |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t2455~0#1.offset_2| 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_2|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, #valid, #length] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,486 INFO L290 TraceCheckUtils]: 21: Hoare triple {4907#(= ~x~0 0)} [136] L777-1-->L778: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,487 INFO L290 TraceCheckUtils]: 22: Hoare triple {4907#(= ~x~0 0)} [118] L778-->L778-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,487 INFO L290 TraceCheckUtils]: 23: Hoare triple {4907#(= ~x~0 0)} [167] L778-1-->L778-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3|) |v_ULTIMATE.start_main_~#t2455~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|)) |v_#memory_int_3|) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,488 INFO L290 TraceCheckUtils]: 24: Hoare triple {4907#(= ~x~0 0)} [210] L778-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,488 INFO L290 TraceCheckUtils]: 25: Hoare triple {4907#(= ~x~0 0)} [145] L778-3-->L778-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,489 INFO L290 TraceCheckUtils]: 26: Hoare triple {4907#(= ~x~0 0)} [152] L778-4-->L779: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,489 INFO L290 TraceCheckUtils]: 27: Hoare triple {4907#(= ~x~0 0)} [109] L779-->L779-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2456~0#1.offset_2| 0) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 4) |v_#length_5|) (not (= |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_2|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2456~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2456~0#1.base] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,490 INFO L290 TraceCheckUtils]: 28: Hoare triple {4907#(= ~x~0 0)} [104] L779-1-->L780: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,491 INFO L290 TraceCheckUtils]: 29: Hoare triple {4907#(= ~x~0 0)} [101] L780-->L780-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,491 INFO L290 TraceCheckUtils]: 30: Hoare triple {4907#(= ~x~0 0)} [105] L780-1-->L780-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3|) |v_ULTIMATE.start_main_~#t2456~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,492 INFO L290 TraceCheckUtils]: 31: Hoare triple {4907#(= ~x~0 0)} [206] L780-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,492 INFO L290 TraceCheckUtils]: 32: Hoare triple {4907#(= ~x~0 0)} [127] L780-3-->L780-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,493 INFO L290 TraceCheckUtils]: 33: Hoare triple {4907#(= ~x~0 0)} [176] L780-4-->L781: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,493 INFO L290 TraceCheckUtils]: 34: Hoare triple {4907#(= ~x~0 0)} [144] L781-->L781-1: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2457~0#1.offset_2|) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 1)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 0)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2457~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2457~0#1.base] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,494 INFO L290 TraceCheckUtils]: 35: Hoare triple {4907#(= ~x~0 0)} [119] L781-1-->L782: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,494 INFO L290 TraceCheckUtils]: 36: Hoare triple {4907#(= ~x~0 0)} [175] L782-->L782-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,495 INFO L290 TraceCheckUtils]: 37: Hoare triple {4907#(= ~x~0 0)} [106] L782-1-->L782-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3|) |v_ULTIMATE.start_main_~#t2457~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,495 INFO L290 TraceCheckUtils]: 38: Hoare triple {4907#(= ~x~0 0)} [208] L782-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,496 INFO L290 TraceCheckUtils]: 39: Hoare triple {4907#(= ~x~0 0)} [171] L782-3-->L782-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,496 INFO L290 TraceCheckUtils]: 40: Hoare triple {4907#(= ~x~0 0)} [165] L782-4-->L783: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,497 INFO L290 TraceCheckUtils]: 41: Hoare triple {4907#(= ~x~0 0)} [113] L783-->L785: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,497 INFO L290 TraceCheckUtils]: 42: Hoare triple {4907#(= ~x~0 0)} [181] L785-->L786: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,498 INFO L290 TraceCheckUtils]: 43: Hoare triple {4907#(= ~x~0 0)} [128] L786-->L786-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,498 INFO L290 TraceCheckUtils]: 44: Hoare triple {4907#(= ~x~0 0)} [169] L786-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,499 INFO L290 TraceCheckUtils]: 45: Hoare triple {4907#(= ~x~0 0)} [100] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,499 INFO L290 TraceCheckUtils]: 46: Hoare triple {4907#(= ~x~0 0)} [178] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,500 INFO L290 TraceCheckUtils]: 47: Hoare triple {4907#(= ~x~0 0)} [147] L2-1-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,500 INFO L290 TraceCheckUtils]: 48: Hoare triple {4907#(= ~x~0 0)} [199] P2ENTRY-->L753: Formula: (and (= v_P2Thread1of1ForFork1_~arg.base_1 |v_P2Thread1of1ForFork1_#in~arg.base_1|) (= v_P2Thread1of1ForFork1_~arg.offset_1 |v_P2Thread1of1ForFork1_#in~arg.offset_1|)) InVars {P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_1, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_1} AuxVars[] AssignedVars[P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_~arg.base] {4907#(= ~x~0 0)} is VALID [2022-02-20 20:33:34,501 INFO L290 TraceCheckUtils]: 49: Hoare triple {4907#(= ~x~0 0)} [200] L753-->L755: Formula: (= v_~__unbuffered_p2_EAX~0_1 v_~x~0_3) InVars {~x~0=v_~x~0_3} OutVars{~x~0=v_~x~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {4908#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:34,502 INFO L290 TraceCheckUtils]: 50: Hoare triple {4908#(= ~__unbuffered_p2_EAX~0 0)} [172] L787-->L791: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} AuxVars[] AssignedVars[~main$tmp_guard1~0] {4909#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:34,502 INFO L290 TraceCheckUtils]: 51: Hoare triple {4909#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [149] L791-->L792: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4909#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:34,503 INFO L290 TraceCheckUtils]: 52: Hoare triple {4909#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [120] L792-->L792-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {4910#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:34,504 INFO L290 TraceCheckUtils]: 53: Hoare triple {4910#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [183] L792-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {4910#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:34,505 INFO L290 TraceCheckUtils]: 54: Hoare triple {4910#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [142] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {4911#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:33:34,505 INFO L290 TraceCheckUtils]: 55: Hoare triple {4911#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [173] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {4906#false} is VALID [2022-02-20 20:33:34,506 INFO L290 TraceCheckUtils]: 56: Hoare triple {4906#false} [160] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4906#false} is VALID [2022-02-20 20:33:34,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:34,506 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:34,507 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563161869] [2022-02-20 20:33:34,507 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563161869] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:34,507 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:34,507 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:33:34,508 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412824202] [2022-02-20 20:33:34,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:34,509 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2022-02-20 20:33:34,510 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:34,510 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:34,560 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:34,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:33:34,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:34,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:33:34,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:33:34,564 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 91 [2022-02-20 20:33:34,565 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 72 transitions, 170 flow. Second operand has 7 states, 7 states have (on average 74.71428571428571) internal successors, (523), 7 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:34,566 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:34,566 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 91 [2022-02-20 20:33:34,566 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:34,871 INFO L129 PetriNetUnfolder]: 30/185 cut-off events. [2022-02-20 20:33:34,872 INFO L130 PetriNetUnfolder]: For 43/47 co-relation queries the response was YES. [2022-02-20 20:33:34,873 INFO L84 FinitePrefix]: Finished finitePrefix Result has 327 conditions, 185 events. 30/185 cut-off events. For 43/47 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 608 event pairs, 3 based on Foata normal form. 6/186 useless extension candidates. Maximal degree in co-relation 305. Up to 21 conditions per place. [2022-02-20 20:33:34,874 INFO L132 encePairwiseOnDemand]: 83/91 looper letters, 13 selfloop transitions, 4 changer transitions 18/93 dead transitions. [2022-02-20 20:33:34,874 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 93 transitions, 307 flow [2022-02-20 20:33:34,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 20:33:34,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-02-20 20:33:34,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 767 transitions. [2022-02-20 20:33:34,884 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8428571428571429 [2022-02-20 20:33:34,884 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 767 transitions. [2022-02-20 20:33:34,884 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 767 transitions. [2022-02-20 20:33:34,885 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:34,885 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 767 transitions. [2022-02-20 20:33:34,887 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 76.7) internal successors, (767), 10 states have internal predecessors, (767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:34,889 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 91.0) internal successors, (1001), 11 states have internal predecessors, (1001), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:34,889 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 91.0) internal successors, (1001), 11 states have internal predecessors, (1001), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:34,890 INFO L186 Difference]: Start difference. First operand has 95 places, 72 transitions, 170 flow. Second operand 10 states and 767 transitions. [2022-02-20 20:33:34,890 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 93 transitions, 307 flow [2022-02-20 20:33:35,013 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 93 transitions, 273 flow, removed 14 selfloop flow, removed 8 redundant places. [2022-02-20 20:33:35,015 INFO L242 Difference]: Finished difference. Result has 97 places, 72 transitions, 184 flow [2022-02-20 20:33:35,015 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=184, PETRI_PLACES=97, PETRI_TRANSITIONS=72} [2022-02-20 20:33:35,016 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 14 predicate places. [2022-02-20 20:33:35,016 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 97 places, 72 transitions, 184 flow [2022-02-20 20:33:35,149 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 3588 states, 3587 states have (on average 3.276275439085587) internal successors, (11752), 3587 states have internal predecessors, (11752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:35,159 INFO L78 Accepts]: Start accepts. Automaton has has 3588 states, 3587 states have (on average 3.276275439085587) internal successors, (11752), 3587 states have internal predecessors, (11752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2022-02-20 20:33:35,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:33:35,160 INFO L470 AbstractCegarLoop]: Abstraction has has 97 places, 72 transitions, 184 flow [2022-02-20 20:33:35,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 74.71428571428571) internal successors, (523), 7 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:35,161 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:35,161 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:33:35,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 20:33:35,162 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:33:35,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:35,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1235631662, now seen corresponding path program 1 times [2022-02-20 20:33:35,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:35,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532552495] [2022-02-20 20:33:35,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:35,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:35,282 INFO L290 TraceCheckUtils]: 0: Hoare triple {8524#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8524#true} is VALID [2022-02-20 20:33:35,282 INFO L290 TraceCheckUtils]: 1: Hoare triple {8524#true} [156] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {8524#true} is VALID [2022-02-20 20:33:35,283 INFO L290 TraceCheckUtils]: 2: Hoare triple {8524#true} [179] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {8524#true} is VALID [2022-02-20 20:33:35,283 INFO L290 TraceCheckUtils]: 3: Hoare triple {8524#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {8524#true} is VALID [2022-02-20 20:33:35,283 INFO L290 TraceCheckUtils]: 4: Hoare triple {8524#true} [180] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {8524#true} is VALID [2022-02-20 20:33:35,283 INFO L290 TraceCheckUtils]: 5: Hoare triple {8524#true} [124] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {8524#true} is VALID [2022-02-20 20:33:35,284 INFO L290 TraceCheckUtils]: 6: Hoare triple {8524#true} [112] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {8524#true} is VALID [2022-02-20 20:33:35,284 INFO L290 TraceCheckUtils]: 7: Hoare triple {8524#true} [137] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {8524#true} is VALID [2022-02-20 20:33:35,291 INFO L290 TraceCheckUtils]: 8: Hoare triple {8524#true} [111] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,292 INFO L290 TraceCheckUtils]: 9: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [158] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,292 INFO L290 TraceCheckUtils]: 10: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [151] L713-->L715: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,293 INFO L290 TraceCheckUtils]: 11: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [116] L715-->L716: Formula: (= v_~__unbuffered_p2_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,293 INFO L290 TraceCheckUtils]: 12: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [164] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,294 INFO L290 TraceCheckUtils]: 13: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [133] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,294 INFO L290 TraceCheckUtils]: 14: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [102] L719-->L721: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,295 INFO L290 TraceCheckUtils]: 15: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [129] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,295 INFO L290 TraceCheckUtils]: 16: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [185] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,296 INFO L290 TraceCheckUtils]: 17: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [162] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,296 INFO L290 TraceCheckUtils]: 18: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,297 INFO L290 TraceCheckUtils]: 19: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [159] L-1-6-->L777: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_1|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2457~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2456~0#1.offset, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2457~0#1.base, ULTIMATE.start_main_~#t2456~0#1.base, ULTIMATE.start_main_#t~pre3#1] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,297 INFO L290 TraceCheckUtils]: 20: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [138] L777-->L777-1: Formula: (and (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 4)) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 1) |v_#valid_4|) (not (= |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t2455~0#1.offset_2| 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_2|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, #valid, #length] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,298 INFO L290 TraceCheckUtils]: 21: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [136] L777-1-->L778: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,298 INFO L290 TraceCheckUtils]: 22: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [118] L778-->L778-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,299 INFO L290 TraceCheckUtils]: 23: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [167] L778-1-->L778-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3|) |v_ULTIMATE.start_main_~#t2455~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|)) |v_#memory_int_3|) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,299 INFO L290 TraceCheckUtils]: 24: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [210] L778-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,300 INFO L290 TraceCheckUtils]: 25: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [145] L778-3-->L778-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,300 INFO L290 TraceCheckUtils]: 26: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [152] L778-4-->L779: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,301 INFO L290 TraceCheckUtils]: 27: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [109] L779-->L779-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2456~0#1.offset_2| 0) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 4) |v_#length_5|) (not (= |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_2|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2456~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2456~0#1.base] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,301 INFO L290 TraceCheckUtils]: 28: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [104] L779-1-->L780: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,302 INFO L290 TraceCheckUtils]: 29: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [101] L780-->L780-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,302 INFO L290 TraceCheckUtils]: 30: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [105] L780-1-->L780-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3|) |v_ULTIMATE.start_main_~#t2456~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,303 INFO L290 TraceCheckUtils]: 31: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [206] L780-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,303 INFO L290 TraceCheckUtils]: 32: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [127] L780-3-->L780-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,304 INFO L290 TraceCheckUtils]: 33: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [176] L780-4-->L781: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,304 INFO L290 TraceCheckUtils]: 34: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [144] L781-->L781-1: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2457~0#1.offset_2|) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 1)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 0)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2457~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2457~0#1.base] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,308 INFO L290 TraceCheckUtils]: 35: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [119] L781-1-->L782: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,309 INFO L290 TraceCheckUtils]: 36: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [175] L782-->L782-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,309 INFO L290 TraceCheckUtils]: 37: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [106] L782-1-->L782-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3|) |v_ULTIMATE.start_main_~#t2457~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,310 INFO L290 TraceCheckUtils]: 38: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [194] P1ENTRY-->L741: Formula: (and (= v_P1Thread1of1ForFork0_~arg.offset_1 |v_P1Thread1of1ForFork0_#in~arg.offset_1|) (= v_P1Thread1of1ForFork0_~arg.base_1 |v_P1Thread1of1ForFork0_#in~arg.base_1|)) InVars {P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} OutVars{P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_1, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_1, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,311 INFO L290 TraceCheckUtils]: 39: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [195] L741-->L743: Formula: (= v_~x~0_2 1) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,311 INFO L290 TraceCheckUtils]: 40: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [208] L782-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,312 INFO L290 TraceCheckUtils]: 41: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [199] P2ENTRY-->L753: Formula: (and (= v_P2Thread1of1ForFork1_~arg.base_1 |v_P2Thread1of1ForFork1_#in~arg.base_1|) (= v_P2Thread1of1ForFork1_~arg.offset_1 |v_P2Thread1of1ForFork1_#in~arg.offset_1|)) InVars {P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_1, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_1} AuxVars[] AssignedVars[P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_~arg.base] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,312 INFO L290 TraceCheckUtils]: 42: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [200] L753-->L755: Formula: (= v_~__unbuffered_p2_EAX~0_1 v_~x~0_3) InVars {~x~0=v_~x~0_3} OutVars{~x~0=v_~x~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,313 INFO L290 TraceCheckUtils]: 43: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [171] L782-3-->L782-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,315 INFO L290 TraceCheckUtils]: 44: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [165] L782-4-->L783: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {8526#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:35,316 INFO L290 TraceCheckUtils]: 45: Hoare triple {8526#(= ~__unbuffered_cnt~0 0)} [113] L783-->L785: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {8527#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} is VALID [2022-02-20 20:33:35,316 INFO L290 TraceCheckUtils]: 46: Hoare triple {8527#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} [181] L785-->L786: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8527#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} is VALID [2022-02-20 20:33:35,318 INFO L290 TraceCheckUtils]: 47: Hoare triple {8527#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} [128] L786-->L786-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {8528#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} is VALID [2022-02-20 20:33:35,318 INFO L290 TraceCheckUtils]: 48: Hoare triple {8528#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} [169] L786-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {8528#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} is VALID [2022-02-20 20:33:35,319 INFO L290 TraceCheckUtils]: 49: Hoare triple {8528#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} [100] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {8529#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)))} is VALID [2022-02-20 20:33:35,320 INFO L290 TraceCheckUtils]: 50: Hoare triple {8529#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)))} [178] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {8525#false} is VALID [2022-02-20 20:33:35,320 INFO L290 TraceCheckUtils]: 51: Hoare triple {8525#false} [147] L2-1-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8525#false} is VALID [2022-02-20 20:33:35,320 INFO L290 TraceCheckUtils]: 52: Hoare triple {8525#false} [172] L787-->L791: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} AuxVars[] AssignedVars[~main$tmp_guard1~0] {8525#false} is VALID [2022-02-20 20:33:35,320 INFO L290 TraceCheckUtils]: 53: Hoare triple {8525#false} [149] L791-->L792: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8525#false} is VALID [2022-02-20 20:33:35,321 INFO L290 TraceCheckUtils]: 54: Hoare triple {8525#false} [120] L792-->L792-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {8525#false} is VALID [2022-02-20 20:33:35,321 INFO L290 TraceCheckUtils]: 55: Hoare triple {8525#false} [183] L792-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {8525#false} is VALID [2022-02-20 20:33:35,321 INFO L290 TraceCheckUtils]: 56: Hoare triple {8525#false} [142] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {8525#false} is VALID [2022-02-20 20:33:35,321 INFO L290 TraceCheckUtils]: 57: Hoare triple {8525#false} [173] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {8525#false} is VALID [2022-02-20 20:33:35,321 INFO L290 TraceCheckUtils]: 58: Hoare triple {8525#false} [160] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8525#false} is VALID [2022-02-20 20:33:35,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:35,322 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:35,322 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532552495] [2022-02-20 20:33:35,323 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532552495] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:35,323 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:35,323 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 20:33:35,323 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374923310] [2022-02-20 20:33:35,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:35,324 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2022-02-20 20:33:35,324 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:35,324 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:35,375 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:35,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 20:33:35,376 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:35,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 20:33:35,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 20:33:35,378 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 91 [2022-02-20 20:33:35,379 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 72 transitions, 184 flow. Second operand has 6 states, 6 states have (on average 75.66666666666667) internal successors, (454), 6 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:35,379 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:35,379 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 91 [2022-02-20 20:33:35,379 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:35,603 INFO L129 PetriNetUnfolder]: 96/327 cut-off events. [2022-02-20 20:33:35,603 INFO L130 PetriNetUnfolder]: For 47/48 co-relation queries the response was YES. [2022-02-20 20:33:35,605 INFO L84 FinitePrefix]: Finished finitePrefix Result has 603 conditions, 327 events. 96/327 cut-off events. For 47/48 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1525 event pairs, 2 based on Foata normal form. 8/332 useless extension candidates. Maximal degree in co-relation 563. Up to 81 conditions per place. [2022-02-20 20:33:35,607 INFO L132 encePairwiseOnDemand]: 82/91 looper letters, 15 selfloop transitions, 6 changer transitions 19/99 dead transitions. [2022-02-20 20:33:35,607 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 99 transitions, 322 flow [2022-02-20 20:33:35,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 20:33:35,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-02-20 20:33:35,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 708 transitions. [2022-02-20 20:33:35,615 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8644688644688645 [2022-02-20 20:33:35,615 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 708 transitions. [2022-02-20 20:33:35,616 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 708 transitions. [2022-02-20 20:33:35,616 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:35,616 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 708 transitions. [2022-02-20 20:33:35,619 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 78.66666666666667) internal successors, (708), 9 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:35,620 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 91.0) internal successors, (910), 10 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:35,620 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 91.0) internal successors, (910), 10 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:35,620 INFO L186 Difference]: Start difference. First operand has 97 places, 72 transitions, 184 flow. Second operand 9 states and 708 transitions. [2022-02-20 20:33:35,621 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 99 transitions, 322 flow [2022-02-20 20:33:35,852 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 99 transitions, 296 flow, removed 8 selfloop flow, removed 10 redundant places. [2022-02-20 20:33:35,854 INFO L242 Difference]: Finished difference. Result has 95 places, 75 transitions, 214 flow [2022-02-20 20:33:35,854 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=158, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=214, PETRI_PLACES=95, PETRI_TRANSITIONS=75} [2022-02-20 20:33:35,855 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 12 predicate places. [2022-02-20 20:33:35,855 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 95 places, 75 transitions, 214 flow [2022-02-20 20:33:35,951 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 3308 states, 3307 states have (on average 3.231932264892652) internal successors, (10688), 3307 states have internal predecessors, (10688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:35,961 INFO L78 Accepts]: Start accepts. Automaton has has 3308 states, 3307 states have (on average 3.231932264892652) internal successors, (10688), 3307 states have internal predecessors, (10688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2022-02-20 20:33:35,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:33:35,962 INFO L470 AbstractCegarLoop]: Abstraction has has 95 places, 75 transitions, 214 flow [2022-02-20 20:33:35,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 75.66666666666667) internal successors, (454), 6 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:35,963 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:35,963 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:33:35,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 20:33:35,963 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:33:35,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:35,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1876231340, now seen corresponding path program 1 times [2022-02-20 20:33:35,964 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:35,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887454139] [2022-02-20 20:33:35,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:35,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:35,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:36,114 INFO L290 TraceCheckUtils]: 0: Hoare triple {11856#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {11856#true} is VALID [2022-02-20 20:33:36,115 INFO L290 TraceCheckUtils]: 1: Hoare triple {11856#true} [156] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {11856#true} is VALID [2022-02-20 20:33:36,115 INFO L290 TraceCheckUtils]: 2: Hoare triple {11856#true} [179] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {11856#true} is VALID [2022-02-20 20:33:36,115 INFO L290 TraceCheckUtils]: 3: Hoare triple {11856#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {11856#true} is VALID [2022-02-20 20:33:36,116 INFO L290 TraceCheckUtils]: 4: Hoare triple {11856#true} [180] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {11856#true} is VALID [2022-02-20 20:33:36,117 INFO L290 TraceCheckUtils]: 5: Hoare triple {11856#true} [124] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {11856#true} is VALID [2022-02-20 20:33:36,117 INFO L290 TraceCheckUtils]: 6: Hoare triple {11856#true} [112] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {11856#true} is VALID [2022-02-20 20:33:36,117 INFO L290 TraceCheckUtils]: 7: Hoare triple {11856#true} [137] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {11856#true} is VALID [2022-02-20 20:33:36,117 INFO L290 TraceCheckUtils]: 8: Hoare triple {11856#true} [111] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,118 INFO L290 TraceCheckUtils]: 9: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [158] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,118 INFO L290 TraceCheckUtils]: 10: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [151] L713-->L715: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,119 INFO L290 TraceCheckUtils]: 11: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [116] L715-->L716: Formula: (= v_~__unbuffered_p2_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,119 INFO L290 TraceCheckUtils]: 12: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [164] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,119 INFO L290 TraceCheckUtils]: 13: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [133] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,120 INFO L290 TraceCheckUtils]: 14: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [102] L719-->L721: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,120 INFO L290 TraceCheckUtils]: 15: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [129] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,121 INFO L290 TraceCheckUtils]: 16: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [185] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,121 INFO L290 TraceCheckUtils]: 17: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [162] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,121 INFO L290 TraceCheckUtils]: 18: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,122 INFO L290 TraceCheckUtils]: 19: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [159] L-1-6-->L777: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_1|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2457~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2456~0#1.offset, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2457~0#1.base, ULTIMATE.start_main_~#t2456~0#1.base, ULTIMATE.start_main_#t~pre3#1] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,122 INFO L290 TraceCheckUtils]: 20: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [138] L777-->L777-1: Formula: (and (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 4)) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 1) |v_#valid_4|) (not (= |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t2455~0#1.offset_2| 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_2|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, #valid, #length] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,124 INFO L290 TraceCheckUtils]: 21: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [136] L777-1-->L778: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,124 INFO L290 TraceCheckUtils]: 22: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [118] L778-->L778-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,124 INFO L290 TraceCheckUtils]: 23: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [167] L778-1-->L778-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3|) |v_ULTIMATE.start_main_~#t2455~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|)) |v_#memory_int_3|) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,125 INFO L290 TraceCheckUtils]: 24: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [210] L778-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,125 INFO L290 TraceCheckUtils]: 25: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [145] L778-3-->L778-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,126 INFO L290 TraceCheckUtils]: 26: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [152] L778-4-->L779: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,126 INFO L290 TraceCheckUtils]: 27: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [109] L779-->L779-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2456~0#1.offset_2| 0) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 4) |v_#length_5|) (not (= |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_2|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2456~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2456~0#1.base] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,127 INFO L290 TraceCheckUtils]: 28: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [104] L779-1-->L780: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,127 INFO L290 TraceCheckUtils]: 29: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [101] L780-->L780-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,127 INFO L290 TraceCheckUtils]: 30: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [105] L780-1-->L780-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3|) |v_ULTIMATE.start_main_~#t2456~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,128 INFO L290 TraceCheckUtils]: 31: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [206] L780-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,129 INFO L290 TraceCheckUtils]: 32: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [194] P1ENTRY-->L741: Formula: (and (= v_P1Thread1of1ForFork0_~arg.offset_1 |v_P1Thread1of1ForFork0_#in~arg.offset_1|) (= v_P1Thread1of1ForFork0_~arg.base_1 |v_P1Thread1of1ForFork0_#in~arg.base_1|)) InVars {P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} OutVars{P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_1, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_1, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,134 INFO L290 TraceCheckUtils]: 33: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [195] L741-->L743: Formula: (= v_~x~0_2 1) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,134 INFO L290 TraceCheckUtils]: 34: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [127] L780-3-->L780-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,134 INFO L290 TraceCheckUtils]: 35: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [176] L780-4-->L781: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,135 INFO L290 TraceCheckUtils]: 36: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [144] L781-->L781-1: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2457~0#1.offset_2|) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 1)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 0)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2457~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2457~0#1.base] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,136 INFO L290 TraceCheckUtils]: 37: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [119] L781-1-->L782: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,136 INFO L290 TraceCheckUtils]: 38: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [175] L782-->L782-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,137 INFO L290 TraceCheckUtils]: 39: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [106] L782-1-->L782-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3|) |v_ULTIMATE.start_main_~#t2457~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,137 INFO L290 TraceCheckUtils]: 40: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [208] L782-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {11858#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,138 INFO L290 TraceCheckUtils]: 41: Hoare triple {11858#(= ~__unbuffered_cnt~0 0)} [196] L743-->L748: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {11859#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:33:36,138 INFO L290 TraceCheckUtils]: 42: Hoare triple {11859#(<= ~__unbuffered_cnt~0 1)} [171] L782-3-->L782-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {11859#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:33:36,138 INFO L290 TraceCheckUtils]: 43: Hoare triple {11859#(<= ~__unbuffered_cnt~0 1)} [165] L782-4-->L783: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {11859#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:33:36,139 INFO L290 TraceCheckUtils]: 44: Hoare triple {11859#(<= ~__unbuffered_cnt~0 1)} [113] L783-->L785: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {11860#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} is VALID [2022-02-20 20:33:36,140 INFO L290 TraceCheckUtils]: 45: Hoare triple {11860#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} [181] L785-->L786: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {11860#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} is VALID [2022-02-20 20:33:36,141 INFO L290 TraceCheckUtils]: 46: Hoare triple {11860#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} [128] L786-->L786-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {11861#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} is VALID [2022-02-20 20:33:36,141 INFO L290 TraceCheckUtils]: 47: Hoare triple {11861#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} [169] L786-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {11861#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} is VALID [2022-02-20 20:33:36,142 INFO L290 TraceCheckUtils]: 48: Hoare triple {11861#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} [100] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {11862#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)))} is VALID [2022-02-20 20:33:36,142 INFO L290 TraceCheckUtils]: 49: Hoare triple {11862#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)))} [178] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {11857#false} is VALID [2022-02-20 20:33:36,142 INFO L290 TraceCheckUtils]: 50: Hoare triple {11857#false} [147] L2-1-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {11857#false} is VALID [2022-02-20 20:33:36,143 INFO L290 TraceCheckUtils]: 51: Hoare triple {11857#false} [199] P2ENTRY-->L753: Formula: (and (= v_P2Thread1of1ForFork1_~arg.base_1 |v_P2Thread1of1ForFork1_#in~arg.base_1|) (= v_P2Thread1of1ForFork1_~arg.offset_1 |v_P2Thread1of1ForFork1_#in~arg.offset_1|)) InVars {P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_1, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_1} AuxVars[] AssignedVars[P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_~arg.base] {11857#false} is VALID [2022-02-20 20:33:36,143 INFO L290 TraceCheckUtils]: 52: Hoare triple {11857#false} [200] L753-->L755: Formula: (= v_~__unbuffered_p2_EAX~0_1 v_~x~0_3) InVars {~x~0=v_~x~0_3} OutVars{~x~0=v_~x~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {11857#false} is VALID [2022-02-20 20:33:36,143 INFO L290 TraceCheckUtils]: 53: Hoare triple {11857#false} [172] L787-->L791: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} AuxVars[] AssignedVars[~main$tmp_guard1~0] {11857#false} is VALID [2022-02-20 20:33:36,144 INFO L290 TraceCheckUtils]: 54: Hoare triple {11857#false} [149] L791-->L792: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {11857#false} is VALID [2022-02-20 20:33:36,144 INFO L290 TraceCheckUtils]: 55: Hoare triple {11857#false} [120] L792-->L792-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {11857#false} is VALID [2022-02-20 20:33:36,144 INFO L290 TraceCheckUtils]: 56: Hoare triple {11857#false} [183] L792-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {11857#false} is VALID [2022-02-20 20:33:36,144 INFO L290 TraceCheckUtils]: 57: Hoare triple {11857#false} [142] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {11857#false} is VALID [2022-02-20 20:33:36,144 INFO L290 TraceCheckUtils]: 58: Hoare triple {11857#false} [173] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {11857#false} is VALID [2022-02-20 20:33:36,145 INFO L290 TraceCheckUtils]: 59: Hoare triple {11857#false} [160] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {11857#false} is VALID [2022-02-20 20:33:36,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:36,146 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:36,146 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887454139] [2022-02-20 20:33:36,147 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887454139] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:36,147 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:36,147 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:33:36,147 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865746345] [2022-02-20 20:33:36,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:36,148 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2022-02-20 20:33:36,148 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:36,148 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:36,196 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:36,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:33:36,198 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:36,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:33:36,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:33:36,202 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 91 [2022-02-20 20:33:36,203 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 75 transitions, 214 flow. Second operand has 7 states, 7 states have (on average 75.57142857142857) internal successors, (529), 7 states have internal predecessors, (529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:36,203 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:36,203 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 91 [2022-02-20 20:33:36,203 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:36,442 INFO L129 PetriNetUnfolder]: 57/246 cut-off events. [2022-02-20 20:33:36,442 INFO L130 PetriNetUnfolder]: For 327/336 co-relation queries the response was YES. [2022-02-20 20:33:36,443 INFO L84 FinitePrefix]: Finished finitePrefix Result has 667 conditions, 246 events. 57/246 cut-off events. For 327/336 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 903 event pairs, 0 based on Foata normal form. 7/251 useless extension candidates. Maximal degree in co-relation 624. Up to 80 conditions per place. [2022-02-20 20:33:36,444 INFO L132 encePairwiseOnDemand]: 82/91 looper letters, 16 selfloop transitions, 9 changer transitions 19/103 dead transitions. [2022-02-20 20:33:36,444 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 103 transitions, 491 flow [2022-02-20 20:33:36,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 20:33:36,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-02-20 20:33:36,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 786 transitions. [2022-02-20 20:33:36,453 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8637362637362638 [2022-02-20 20:33:36,453 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 786 transitions. [2022-02-20 20:33:36,453 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 786 transitions. [2022-02-20 20:33:36,454 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:36,454 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 786 transitions. [2022-02-20 20:33:36,455 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 78.6) internal successors, (786), 10 states have internal predecessors, (786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:36,457 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 91.0) internal successors, (1001), 11 states have internal predecessors, (1001), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:36,457 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 91.0) internal successors, (1001), 11 states have internal predecessors, (1001), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:36,457 INFO L186 Difference]: Start difference. First operand has 95 places, 75 transitions, 214 flow. Second operand 10 states and 786 transitions. [2022-02-20 20:33:36,457 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 103 transitions, 491 flow [2022-02-20 20:33:36,648 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 103 transitions, 467 flow, removed 7 selfloop flow, removed 5 redundant places. [2022-02-20 20:33:36,650 INFO L242 Difference]: Finished difference. Result has 101 places, 78 transitions, 282 flow [2022-02-20 20:33:36,650 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=200, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=282, PETRI_PLACES=101, PETRI_TRANSITIONS=78} [2022-02-20 20:33:36,651 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 18 predicate places. [2022-02-20 20:33:36,651 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 101 places, 78 transitions, 282 flow [2022-02-20 20:33:36,742 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2426 states, 2425 states have (on average 3.091134020618557) internal successors, (7496), 2425 states have internal predecessors, (7496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:36,746 INFO L78 Accepts]: Start accepts. Automaton has has 2426 states, 2425 states have (on average 3.091134020618557) internal successors, (7496), 2425 states have internal predecessors, (7496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2022-02-20 20:33:36,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:33:36,747 INFO L470 AbstractCegarLoop]: Abstraction has has 101 places, 78 transitions, 282 flow [2022-02-20 20:33:36,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 75.57142857142857) internal successors, (529), 7 states have internal predecessors, (529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:36,748 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:36,748 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:33:36,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 20:33:36,748 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:33:36,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:36,749 INFO L85 PathProgramCache]: Analyzing trace with hash 908613895, now seen corresponding path program 1 times [2022-02-20 20:33:36,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:36,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710970070] [2022-02-20 20:33:36,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:36,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:36,936 INFO L290 TraceCheckUtils]: 0: Hoare triple {14309#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {14309#true} is VALID [2022-02-20 20:33:36,937 INFO L290 TraceCheckUtils]: 1: Hoare triple {14309#true} [156] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {14309#true} is VALID [2022-02-20 20:33:36,937 INFO L290 TraceCheckUtils]: 2: Hoare triple {14309#true} [179] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {14309#true} is VALID [2022-02-20 20:33:36,937 INFO L290 TraceCheckUtils]: 3: Hoare triple {14309#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {14309#true} is VALID [2022-02-20 20:33:36,937 INFO L290 TraceCheckUtils]: 4: Hoare triple {14309#true} [180] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {14309#true} is VALID [2022-02-20 20:33:36,937 INFO L290 TraceCheckUtils]: 5: Hoare triple {14309#true} [124] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {14309#true} is VALID [2022-02-20 20:33:36,938 INFO L290 TraceCheckUtils]: 6: Hoare triple {14309#true} [112] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {14309#true} is VALID [2022-02-20 20:33:36,938 INFO L290 TraceCheckUtils]: 7: Hoare triple {14309#true} [137] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {14309#true} is VALID [2022-02-20 20:33:36,943 INFO L290 TraceCheckUtils]: 8: Hoare triple {14309#true} [111] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,943 INFO L290 TraceCheckUtils]: 9: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [158] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,944 INFO L290 TraceCheckUtils]: 10: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [151] L713-->L715: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,945 INFO L290 TraceCheckUtils]: 11: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [116] L715-->L716: Formula: (= v_~__unbuffered_p2_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,948 INFO L290 TraceCheckUtils]: 12: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [164] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,949 INFO L290 TraceCheckUtils]: 13: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [133] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,949 INFO L290 TraceCheckUtils]: 14: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [102] L719-->L721: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,950 INFO L290 TraceCheckUtils]: 15: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [129] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,952 INFO L290 TraceCheckUtils]: 16: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [185] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,952 INFO L290 TraceCheckUtils]: 17: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [162] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,954 INFO L290 TraceCheckUtils]: 18: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,954 INFO L290 TraceCheckUtils]: 19: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [159] L-1-6-->L777: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_1|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2457~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2456~0#1.offset, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2457~0#1.base, ULTIMATE.start_main_~#t2456~0#1.base, ULTIMATE.start_main_#t~pre3#1] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,955 INFO L290 TraceCheckUtils]: 20: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [138] L777-->L777-1: Formula: (and (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 4)) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 1) |v_#valid_4|) (not (= |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t2455~0#1.offset_2| 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_2|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, #valid, #length] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,958 INFO L290 TraceCheckUtils]: 21: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [136] L777-1-->L778: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,959 INFO L290 TraceCheckUtils]: 22: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [118] L778-->L778-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,959 INFO L290 TraceCheckUtils]: 23: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [167] L778-1-->L778-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3|) |v_ULTIMATE.start_main_~#t2455~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|)) |v_#memory_int_3|) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,962 INFO L290 TraceCheckUtils]: 24: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [210] L778-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,962 INFO L290 TraceCheckUtils]: 25: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [145] L778-3-->L778-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,963 INFO L290 TraceCheckUtils]: 26: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [152] L778-4-->L779: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,963 INFO L290 TraceCheckUtils]: 27: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [109] L779-->L779-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2456~0#1.offset_2| 0) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 4) |v_#length_5|) (not (= |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_2|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2456~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2456~0#1.base] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,963 INFO L290 TraceCheckUtils]: 28: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [104] L779-1-->L780: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,964 INFO L290 TraceCheckUtils]: 29: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [101] L780-->L780-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,964 INFO L290 TraceCheckUtils]: 30: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [105] L780-1-->L780-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3|) |v_ULTIMATE.start_main_~#t2456~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,965 INFO L290 TraceCheckUtils]: 31: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [206] L780-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,965 INFO L290 TraceCheckUtils]: 32: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [127] L780-3-->L780-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,966 INFO L290 TraceCheckUtils]: 33: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [176] L780-4-->L781: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,966 INFO L290 TraceCheckUtils]: 34: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [144] L781-->L781-1: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2457~0#1.offset_2|) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 1)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 0)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2457~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2457~0#1.base] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,967 INFO L290 TraceCheckUtils]: 35: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [119] L781-1-->L782: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,967 INFO L290 TraceCheckUtils]: 36: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [175] L782-->L782-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,967 INFO L290 TraceCheckUtils]: 37: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [106] L782-1-->L782-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3|) |v_ULTIMATE.start_main_~#t2457~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,968 INFO L290 TraceCheckUtils]: 38: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [194] P1ENTRY-->L741: Formula: (and (= v_P1Thread1of1ForFork0_~arg.offset_1 |v_P1Thread1of1ForFork0_#in~arg.offset_1|) (= v_P1Thread1of1ForFork0_~arg.base_1 |v_P1Thread1of1ForFork0_#in~arg.base_1|)) InVars {P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} OutVars{P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_1, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_1, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,968 INFO L290 TraceCheckUtils]: 39: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [195] L741-->L743: Formula: (= v_~x~0_2 1) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {14311#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:36,969 INFO L290 TraceCheckUtils]: 40: Hoare triple {14311#(= ~__unbuffered_cnt~0 0)} [196] L743-->L748: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {14312#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:33:36,969 INFO L290 TraceCheckUtils]: 41: Hoare triple {14312#(<= ~__unbuffered_cnt~0 1)} [208] L782-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {14312#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:33:36,970 INFO L290 TraceCheckUtils]: 42: Hoare triple {14312#(<= ~__unbuffered_cnt~0 1)} [199] P2ENTRY-->L753: Formula: (and (= v_P2Thread1of1ForFork1_~arg.base_1 |v_P2Thread1of1ForFork1_#in~arg.base_1|) (= v_P2Thread1of1ForFork1_~arg.offset_1 |v_P2Thread1of1ForFork1_#in~arg.offset_1|)) InVars {P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_1, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_1} AuxVars[] AssignedVars[P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_~arg.base] {14312#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:33:36,970 INFO L290 TraceCheckUtils]: 43: Hoare triple {14312#(<= ~__unbuffered_cnt~0 1)} [200] L753-->L755: Formula: (= v_~__unbuffered_p2_EAX~0_1 v_~x~0_3) InVars {~x~0=v_~x~0_3} OutVars{~x~0=v_~x~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {14312#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:33:36,970 INFO L290 TraceCheckUtils]: 44: Hoare triple {14312#(<= ~__unbuffered_cnt~0 1)} [201] L755-->L758: Formula: (= v_~__unbuffered_p2_EBX~0_1 v_~y~0_2) InVars {~y~0=v_~y~0_2} OutVars{~y~0=v_~y~0_2, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {14312#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:33:36,971 INFO L290 TraceCheckUtils]: 45: Hoare triple {14312#(<= ~__unbuffered_cnt~0 1)} [202] L758-->L763: Formula: (= (+ v_~__unbuffered_cnt~0_6 1) v_~__unbuffered_cnt~0_5) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_6} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_5} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {14313#(<= ~__unbuffered_cnt~0 2)} is VALID [2022-02-20 20:33:36,971 INFO L290 TraceCheckUtils]: 46: Hoare triple {14313#(<= ~__unbuffered_cnt~0 2)} [171] L782-3-->L782-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {14313#(<= ~__unbuffered_cnt~0 2)} is VALID [2022-02-20 20:33:36,972 INFO L290 TraceCheckUtils]: 47: Hoare triple {14313#(<= ~__unbuffered_cnt~0 2)} [165] L782-4-->L783: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {14313#(<= ~__unbuffered_cnt~0 2)} is VALID [2022-02-20 20:33:36,972 INFO L290 TraceCheckUtils]: 48: Hoare triple {14313#(<= ~__unbuffered_cnt~0 2)} [113] L783-->L785: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {14314#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} is VALID [2022-02-20 20:33:36,973 INFO L290 TraceCheckUtils]: 49: Hoare triple {14314#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} [181] L785-->L786: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {14314#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} is VALID [2022-02-20 20:33:36,974 INFO L290 TraceCheckUtils]: 50: Hoare triple {14314#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} [128] L786-->L786-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {14315#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} is VALID [2022-02-20 20:33:36,974 INFO L290 TraceCheckUtils]: 51: Hoare triple {14315#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} [169] L786-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {14315#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} is VALID [2022-02-20 20:33:36,975 INFO L290 TraceCheckUtils]: 52: Hoare triple {14315#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} [100] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {14316#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)))} is VALID [2022-02-20 20:33:36,975 INFO L290 TraceCheckUtils]: 53: Hoare triple {14316#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)))} [178] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {14310#false} is VALID [2022-02-20 20:33:36,975 INFO L290 TraceCheckUtils]: 54: Hoare triple {14310#false} [147] L2-1-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {14310#false} is VALID [2022-02-20 20:33:36,975 INFO L290 TraceCheckUtils]: 55: Hoare triple {14310#false} [172] L787-->L791: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} AuxVars[] AssignedVars[~main$tmp_guard1~0] {14310#false} is VALID [2022-02-20 20:33:36,976 INFO L290 TraceCheckUtils]: 56: Hoare triple {14310#false} [149] L791-->L792: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {14310#false} is VALID [2022-02-20 20:33:36,976 INFO L290 TraceCheckUtils]: 57: Hoare triple {14310#false} [120] L792-->L792-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {14310#false} is VALID [2022-02-20 20:33:36,976 INFO L290 TraceCheckUtils]: 58: Hoare triple {14310#false} [183] L792-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {14310#false} is VALID [2022-02-20 20:33:36,976 INFO L290 TraceCheckUtils]: 59: Hoare triple {14310#false} [142] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {14310#false} is VALID [2022-02-20 20:33:36,976 INFO L290 TraceCheckUtils]: 60: Hoare triple {14310#false} [173] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {14310#false} is VALID [2022-02-20 20:33:36,977 INFO L290 TraceCheckUtils]: 61: Hoare triple {14310#false} [160] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {14310#false} is VALID [2022-02-20 20:33:36,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:36,977 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:36,977 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710970070] [2022-02-20 20:33:36,978 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710970070] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:36,978 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:36,978 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 20:33:36,978 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929366114] [2022-02-20 20:33:36,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:36,979 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2022-02-20 20:33:36,979 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:36,979 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:37,033 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:37,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 20:33:37,033 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:37,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 20:33:37,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-02-20 20:33:37,036 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 91 [2022-02-20 20:33:37,036 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 78 transitions, 282 flow. Second operand has 8 states, 8 states have (on average 75.5) internal successors, (604), 8 states have internal predecessors, (604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:37,037 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:37,037 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 91 [2022-02-20 20:33:37,037 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:37,317 INFO L129 PetriNetUnfolder]: 21/138 cut-off events. [2022-02-20 20:33:37,317 INFO L130 PetriNetUnfolder]: For 382/396 co-relation queries the response was YES. [2022-02-20 20:33:37,318 INFO L84 FinitePrefix]: Finished finitePrefix Result has 419 conditions, 138 events. 21/138 cut-off events. For 382/396 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 298 event pairs, 0 based on Foata normal form. 8/144 useless extension candidates. Maximal degree in co-relation 392. Up to 35 conditions per place. [2022-02-20 20:33:37,319 INFO L132 encePairwiseOnDemand]: 82/91 looper letters, 10 selfloop transitions, 12 changer transitions 13/94 dead transitions. [2022-02-20 20:33:37,319 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 94 transitions, 490 flow [2022-02-20 20:33:37,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-20 20:33:37,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-02-20 20:33:37,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 851 transitions. [2022-02-20 20:33:37,328 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8501498501498501 [2022-02-20 20:33:37,328 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 851 transitions. [2022-02-20 20:33:37,328 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 851 transitions. [2022-02-20 20:33:37,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:37,329 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 851 transitions. [2022-02-20 20:33:37,331 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 77.36363636363636) internal successors, (851), 11 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:37,332 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 91.0) internal successors, (1092), 12 states have internal predecessors, (1092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:37,332 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 91.0) internal successors, (1092), 12 states have internal predecessors, (1092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:37,333 INFO L186 Difference]: Start difference. First operand has 101 places, 78 transitions, 282 flow. Second operand 11 states and 851 transitions. [2022-02-20 20:33:37,333 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 94 transitions, 490 flow [2022-02-20 20:33:37,671 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 94 transitions, 391 flow, removed 39 selfloop flow, removed 10 redundant places. [2022-02-20 20:33:37,672 INFO L242 Difference]: Finished difference. Result has 103 places, 78 transitions, 268 flow [2022-02-20 20:33:37,673 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=268, PETRI_PLACES=103, PETRI_TRANSITIONS=78} [2022-02-20 20:33:37,673 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 20 predicate places. [2022-02-20 20:33:37,674 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 103 places, 78 transitions, 268 flow [2022-02-20 20:33:37,715 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1418 states, 1417 states have (on average 2.9188426252646438) internal successors, (4136), 1417 states have internal predecessors, (4136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:37,717 INFO L78 Accepts]: Start accepts. Automaton has has 1418 states, 1417 states have (on average 2.9188426252646438) internal successors, (4136), 1417 states have internal predecessors, (4136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2022-02-20 20:33:37,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:33:37,718 INFO L470 AbstractCegarLoop]: Abstraction has has 103 places, 78 transitions, 268 flow [2022-02-20 20:33:37,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 75.5) internal successors, (604), 8 states have internal predecessors, (604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:37,718 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:37,718 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:33:37,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 20:33:37,719 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:33:37,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:37,720 INFO L85 PathProgramCache]: Analyzing trace with hash 806856149, now seen corresponding path program 1 times [2022-02-20 20:33:37,720 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:37,720 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19396830] [2022-02-20 20:33:37,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:37,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:37,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:37,829 INFO L290 TraceCheckUtils]: 0: Hoare triple {15757#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15757#true} is VALID [2022-02-20 20:33:37,829 INFO L290 TraceCheckUtils]: 1: Hoare triple {15757#true} [156] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {15757#true} is VALID [2022-02-20 20:33:37,829 INFO L290 TraceCheckUtils]: 2: Hoare triple {15757#true} [179] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {15757#true} is VALID [2022-02-20 20:33:37,830 INFO L290 TraceCheckUtils]: 3: Hoare triple {15757#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {15757#true} is VALID [2022-02-20 20:33:37,830 INFO L290 TraceCheckUtils]: 4: Hoare triple {15757#true} [180] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {15757#true} is VALID [2022-02-20 20:33:37,830 INFO L290 TraceCheckUtils]: 5: Hoare triple {15757#true} [124] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {15757#true} is VALID [2022-02-20 20:33:37,830 INFO L290 TraceCheckUtils]: 6: Hoare triple {15757#true} [112] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {15757#true} is VALID [2022-02-20 20:33:37,830 INFO L290 TraceCheckUtils]: 7: Hoare triple {15757#true} [137] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {15757#true} is VALID [2022-02-20 20:33:37,830 INFO L290 TraceCheckUtils]: 8: Hoare triple {15757#true} [111] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {15757#true} is VALID [2022-02-20 20:33:37,831 INFO L290 TraceCheckUtils]: 9: Hoare triple {15757#true} [158] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {15757#true} is VALID [2022-02-20 20:33:37,831 INFO L290 TraceCheckUtils]: 10: Hoare triple {15757#true} [151] L713-->L715: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {15757#true} is VALID [2022-02-20 20:33:37,831 INFO L290 TraceCheckUtils]: 11: Hoare triple {15757#true} [116] L715-->L716: Formula: (= v_~__unbuffered_p2_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {15757#true} is VALID [2022-02-20 20:33:37,831 INFO L290 TraceCheckUtils]: 12: Hoare triple {15757#true} [164] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {15757#true} is VALID [2022-02-20 20:33:37,831 INFO L290 TraceCheckUtils]: 13: Hoare triple {15757#true} [133] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {15757#true} is VALID [2022-02-20 20:33:37,832 INFO L290 TraceCheckUtils]: 14: Hoare triple {15757#true} [102] L719-->L721: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {15757#true} is VALID [2022-02-20 20:33:37,832 INFO L290 TraceCheckUtils]: 15: Hoare triple {15757#true} [129] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {15757#true} is VALID [2022-02-20 20:33:37,832 INFO L290 TraceCheckUtils]: 16: Hoare triple {15757#true} [185] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15757#true} is VALID [2022-02-20 20:33:37,832 INFO L290 TraceCheckUtils]: 17: Hoare triple {15757#true} [162] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15757#true} is VALID [2022-02-20 20:33:37,832 INFO L290 TraceCheckUtils]: 18: Hoare triple {15757#true} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {15757#true} is VALID [2022-02-20 20:33:37,832 INFO L290 TraceCheckUtils]: 19: Hoare triple {15757#true} [159] L-1-6-->L777: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_1|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2457~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2456~0#1.offset, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2457~0#1.base, ULTIMATE.start_main_~#t2456~0#1.base, ULTIMATE.start_main_#t~pre3#1] {15757#true} is VALID [2022-02-20 20:33:37,833 INFO L290 TraceCheckUtils]: 20: Hoare triple {15757#true} [138] L777-->L777-1: Formula: (and (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 4)) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 1) |v_#valid_4|) (not (= |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t2455~0#1.offset_2| 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_2|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, #valid, #length] {15757#true} is VALID [2022-02-20 20:33:37,833 INFO L290 TraceCheckUtils]: 21: Hoare triple {15757#true} [136] L777-1-->L778: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {15757#true} is VALID [2022-02-20 20:33:37,833 INFO L290 TraceCheckUtils]: 22: Hoare triple {15757#true} [118] L778-->L778-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {15757#true} is VALID [2022-02-20 20:33:37,833 INFO L290 TraceCheckUtils]: 23: Hoare triple {15757#true} [167] L778-1-->L778-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3|) |v_ULTIMATE.start_main_~#t2455~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|)) |v_#memory_int_3|) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {15757#true} is VALID [2022-02-20 20:33:37,833 INFO L290 TraceCheckUtils]: 24: Hoare triple {15757#true} [210] L778-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {15757#true} is VALID [2022-02-20 20:33:37,834 INFO L290 TraceCheckUtils]: 25: Hoare triple {15757#true} [188] P0ENTRY-->L724: Formula: (and (= v_P0Thread1of1ForFork2_~arg.base_1 |v_P0Thread1of1ForFork2_#in~arg.base_1|) (= v_P0Thread1of1ForFork2_~arg.offset_1 |v_P0Thread1of1ForFork2_#in~arg.offset_1|)) InVars {P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_1|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_1|} OutVars{P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_1, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_1|, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_1|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_1} AuxVars[] AssignedVars[P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_~arg.base] {15757#true} is VALID [2022-02-20 20:33:37,834 INFO L290 TraceCheckUtils]: 26: Hoare triple {15757#true} [189] L724-->L726: Formula: (= v_~y~0_1 1) InVars {} OutVars{~y~0=v_~y~0_1} AuxVars[] AssignedVars[~y~0] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,834 INFO L290 TraceCheckUtils]: 27: Hoare triple {15759#(= ~y~0 1)} [190] L726-->L731: Formula: (= v_~__unbuffered_p0_EAX~0_1 v_~x~0_1) InVars {~x~0=v_~x~0_1} OutVars{~x~0=v_~x~0_1, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,835 INFO L290 TraceCheckUtils]: 28: Hoare triple {15759#(= ~y~0 1)} [145] L778-3-->L778-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,835 INFO L290 TraceCheckUtils]: 29: Hoare triple {15759#(= ~y~0 1)} [152] L778-4-->L779: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,836 INFO L290 TraceCheckUtils]: 30: Hoare triple {15759#(= ~y~0 1)} [109] L779-->L779-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2456~0#1.offset_2| 0) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 4) |v_#length_5|) (not (= |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_2|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2456~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2456~0#1.base] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,836 INFO L290 TraceCheckUtils]: 31: Hoare triple {15759#(= ~y~0 1)} [104] L779-1-->L780: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,836 INFO L290 TraceCheckUtils]: 32: Hoare triple {15759#(= ~y~0 1)} [101] L780-->L780-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,837 INFO L290 TraceCheckUtils]: 33: Hoare triple {15759#(= ~y~0 1)} [105] L780-1-->L780-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3|) |v_ULTIMATE.start_main_~#t2456~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,837 INFO L290 TraceCheckUtils]: 34: Hoare triple {15759#(= ~y~0 1)} [206] L780-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,838 INFO L290 TraceCheckUtils]: 35: Hoare triple {15759#(= ~y~0 1)} [127] L780-3-->L780-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,838 INFO L290 TraceCheckUtils]: 36: Hoare triple {15759#(= ~y~0 1)} [176] L780-4-->L781: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,838 INFO L290 TraceCheckUtils]: 37: Hoare triple {15759#(= ~y~0 1)} [144] L781-->L781-1: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2457~0#1.offset_2|) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 1)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 0)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2457~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2457~0#1.base] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,839 INFO L290 TraceCheckUtils]: 38: Hoare triple {15759#(= ~y~0 1)} [119] L781-1-->L782: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,839 INFO L290 TraceCheckUtils]: 39: Hoare triple {15759#(= ~y~0 1)} [175] L782-->L782-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,839 INFO L290 TraceCheckUtils]: 40: Hoare triple {15759#(= ~y~0 1)} [106] L782-1-->L782-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3|) |v_ULTIMATE.start_main_~#t2457~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,840 INFO L290 TraceCheckUtils]: 41: Hoare triple {15759#(= ~y~0 1)} [208] L782-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,840 INFO L290 TraceCheckUtils]: 42: Hoare triple {15759#(= ~y~0 1)} [191] L731-->L736: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,841 INFO L290 TraceCheckUtils]: 43: Hoare triple {15759#(= ~y~0 1)} [194] P1ENTRY-->L741: Formula: (and (= v_P1Thread1of1ForFork0_~arg.offset_1 |v_P1Thread1of1ForFork0_#in~arg.offset_1|) (= v_P1Thread1of1ForFork0_~arg.base_1 |v_P1Thread1of1ForFork0_#in~arg.base_1|)) InVars {P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} OutVars{P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_1, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_1, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,841 INFO L290 TraceCheckUtils]: 44: Hoare triple {15759#(= ~y~0 1)} [195] L741-->L743: Formula: (= v_~x~0_2 1) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,841 INFO L290 TraceCheckUtils]: 45: Hoare triple {15759#(= ~y~0 1)} [196] L743-->L748: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,842 INFO L290 TraceCheckUtils]: 46: Hoare triple {15759#(= ~y~0 1)} [199] P2ENTRY-->L753: Formula: (and (= v_P2Thread1of1ForFork1_~arg.base_1 |v_P2Thread1of1ForFork1_#in~arg.base_1|) (= v_P2Thread1of1ForFork1_~arg.offset_1 |v_P2Thread1of1ForFork1_#in~arg.offset_1|)) InVars {P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_1, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_1} AuxVars[] AssignedVars[P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_~arg.base] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,842 INFO L290 TraceCheckUtils]: 47: Hoare triple {15759#(= ~y~0 1)} [200] L753-->L755: Formula: (= v_~__unbuffered_p2_EAX~0_1 v_~x~0_3) InVars {~x~0=v_~x~0_3} OutVars{~x~0=v_~x~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {15759#(= ~y~0 1)} is VALID [2022-02-20 20:33:37,843 INFO L290 TraceCheckUtils]: 48: Hoare triple {15759#(= ~y~0 1)} [201] L755-->L758: Formula: (= v_~__unbuffered_p2_EBX~0_1 v_~y~0_2) InVars {~y~0=v_~y~0_2} OutVars{~y~0=v_~y~0_2, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:37,843 INFO L290 TraceCheckUtils]: 49: Hoare triple {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [202] L758-->L763: Formula: (= (+ v_~__unbuffered_cnt~0_6 1) v_~__unbuffered_cnt~0_5) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_6} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_5} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:37,844 INFO L290 TraceCheckUtils]: 50: Hoare triple {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [171] L782-3-->L782-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:37,844 INFO L290 TraceCheckUtils]: 51: Hoare triple {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [165] L782-4-->L783: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:37,845 INFO L290 TraceCheckUtils]: 52: Hoare triple {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [113] L783-->L785: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:37,845 INFO L290 TraceCheckUtils]: 53: Hoare triple {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [181] L785-->L786: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:37,846 INFO L290 TraceCheckUtils]: 54: Hoare triple {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [128] L786-->L786-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:37,846 INFO L290 TraceCheckUtils]: 55: Hoare triple {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [169] L786-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:37,846 INFO L290 TraceCheckUtils]: 56: Hoare triple {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [100] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:37,847 INFO L290 TraceCheckUtils]: 57: Hoare triple {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [178] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:37,847 INFO L290 TraceCheckUtils]: 58: Hoare triple {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [147] L2-1-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:37,848 INFO L290 TraceCheckUtils]: 59: Hoare triple {15760#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [172] L787-->L791: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} AuxVars[] AssignedVars[~main$tmp_guard1~0] {15761#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:37,849 INFO L290 TraceCheckUtils]: 60: Hoare triple {15761#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [149] L791-->L792: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15761#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:37,849 INFO L290 TraceCheckUtils]: 61: Hoare triple {15761#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [120] L792-->L792-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {15762#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:37,850 INFO L290 TraceCheckUtils]: 62: Hoare triple {15762#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [183] L792-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {15762#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:37,850 INFO L290 TraceCheckUtils]: 63: Hoare triple {15762#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [142] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {15763#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:33:37,851 INFO L290 TraceCheckUtils]: 64: Hoare triple {15763#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [173] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {15758#false} is VALID [2022-02-20 20:33:37,851 INFO L290 TraceCheckUtils]: 65: Hoare triple {15758#false} [160] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15758#false} is VALID [2022-02-20 20:33:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:37,852 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:37,852 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19396830] [2022-02-20 20:33:37,852 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19396830] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:37,852 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:37,852 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:33:37,853 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764987326] [2022-02-20 20:33:37,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:37,853 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2022-02-20 20:33:37,853 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:37,854 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:37,896 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:37,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:33:37,896 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:37,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:33:37,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:33:37,898 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 91 [2022-02-20 20:33:37,898 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 78 transitions, 268 flow. Second operand has 7 states, 7 states have (on average 72.42857142857143) internal successors, (507), 7 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:37,898 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:37,899 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 91 [2022-02-20 20:33:37,899 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:38,131 INFO L129 PetriNetUnfolder]: 20/168 cut-off events. [2022-02-20 20:33:38,131 INFO L130 PetriNetUnfolder]: For 161/169 co-relation queries the response was YES. [2022-02-20 20:33:38,132 INFO L84 FinitePrefix]: Finished finitePrefix Result has 379 conditions, 168 events. 20/168 cut-off events. For 161/169 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 476 event pairs, 2 based on Foata normal form. 1/164 useless extension candidates. Maximal degree in co-relation 335. Up to 27 conditions per place. [2022-02-20 20:33:38,132 INFO L132 encePairwiseOnDemand]: 82/91 looper letters, 17 selfloop transitions, 5 changer transitions 4/87 dead transitions. [2022-02-20 20:33:38,133 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 87 transitions, 343 flow [2022-02-20 20:33:38,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 20:33:38,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2022-02-20 20:33:38,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 587 transitions. [2022-02-20 20:33:38,138 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8063186813186813 [2022-02-20 20:33:38,139 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 587 transitions. [2022-02-20 20:33:38,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 587 transitions. [2022-02-20 20:33:38,139 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:38,139 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 587 transitions. [2022-02-20 20:33:38,140 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 73.375) internal successors, (587), 8 states have internal predecessors, (587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:38,142 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 91.0) internal successors, (819), 9 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:38,142 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 91.0) internal successors, (819), 9 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:38,142 INFO L186 Difference]: Start difference. First operand has 103 places, 78 transitions, 268 flow. Second operand 8 states and 587 transitions. [2022-02-20 20:33:38,142 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 87 transitions, 343 flow [2022-02-20 20:33:38,471 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 87 transitions, 261 flow, removed 22 selfloop flow, removed 15 redundant places. [2022-02-20 20:33:38,473 INFO L242 Difference]: Finished difference. Result has 96 places, 80 transitions, 217 flow [2022-02-20 20:33:38,473 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=186, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=217, PETRI_PLACES=96, PETRI_TRANSITIONS=80} [2022-02-20 20:33:38,474 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 13 predicate places. [2022-02-20 20:33:38,474 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 96 places, 80 transitions, 217 flow [2022-02-20 20:33:38,521 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1847 states, 1845 states have (on average 2.934959349593496) internal successors, (5415), 1846 states have internal predecessors, (5415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:38,524 INFO L78 Accepts]: Start accepts. Automaton has has 1847 states, 1845 states have (on average 2.934959349593496) internal successors, (5415), 1846 states have internal predecessors, (5415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2022-02-20 20:33:38,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:33:38,525 INFO L470 AbstractCegarLoop]: Abstraction has has 96 places, 80 transitions, 217 flow [2022-02-20 20:33:38,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 72.42857142857143) internal successors, (507), 7 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:38,525 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:38,525 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:33:38,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 20:33:38,526 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:33:38,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:38,530 INFO L85 PathProgramCache]: Analyzing trace with hash -128299381, now seen corresponding path program 2 times [2022-02-20 20:33:38,530 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:38,530 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680645738] [2022-02-20 20:33:38,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:38,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:38,625 INFO L290 TraceCheckUtils]: 0: Hoare triple {17626#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17626#true} is VALID [2022-02-20 20:33:38,626 INFO L290 TraceCheckUtils]: 1: Hoare triple {17626#true} [156] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {17626#true} is VALID [2022-02-20 20:33:38,626 INFO L290 TraceCheckUtils]: 2: Hoare triple {17626#true} [179] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {17626#true} is VALID [2022-02-20 20:33:38,626 INFO L290 TraceCheckUtils]: 3: Hoare triple {17626#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {17626#true} is VALID [2022-02-20 20:33:38,626 INFO L290 TraceCheckUtils]: 4: Hoare triple {17626#true} [180] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {17626#true} is VALID [2022-02-20 20:33:38,627 INFO L290 TraceCheckUtils]: 5: Hoare triple {17626#true} [124] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {17626#true} is VALID [2022-02-20 20:33:38,627 INFO L290 TraceCheckUtils]: 6: Hoare triple {17626#true} [112] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {17626#true} is VALID [2022-02-20 20:33:38,627 INFO L290 TraceCheckUtils]: 7: Hoare triple {17626#true} [137] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {17626#true} is VALID [2022-02-20 20:33:38,627 INFO L290 TraceCheckUtils]: 8: Hoare triple {17626#true} [111] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {17626#true} is VALID [2022-02-20 20:33:38,627 INFO L290 TraceCheckUtils]: 9: Hoare triple {17626#true} [158] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {17626#true} is VALID [2022-02-20 20:33:38,627 INFO L290 TraceCheckUtils]: 10: Hoare triple {17626#true} [151] L713-->L715: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {17626#true} is VALID [2022-02-20 20:33:38,628 INFO L290 TraceCheckUtils]: 11: Hoare triple {17626#true} [116] L715-->L716: Formula: (= v_~__unbuffered_p2_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {17626#true} is VALID [2022-02-20 20:33:38,628 INFO L290 TraceCheckUtils]: 12: Hoare triple {17626#true} [164] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {17626#true} is VALID [2022-02-20 20:33:38,628 INFO L290 TraceCheckUtils]: 13: Hoare triple {17626#true} [133] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {17626#true} is VALID [2022-02-20 20:33:38,628 INFO L290 TraceCheckUtils]: 14: Hoare triple {17626#true} [102] L719-->L721: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {17626#true} is VALID [2022-02-20 20:33:38,628 INFO L290 TraceCheckUtils]: 15: Hoare triple {17626#true} [129] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {17626#true} is VALID [2022-02-20 20:33:38,628 INFO L290 TraceCheckUtils]: 16: Hoare triple {17626#true} [185] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17626#true} is VALID [2022-02-20 20:33:38,629 INFO L290 TraceCheckUtils]: 17: Hoare triple {17626#true} [162] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17626#true} is VALID [2022-02-20 20:33:38,629 INFO L290 TraceCheckUtils]: 18: Hoare triple {17626#true} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {17626#true} is VALID [2022-02-20 20:33:38,629 INFO L290 TraceCheckUtils]: 19: Hoare triple {17626#true} [159] L-1-6-->L777: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_1|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_1|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2457~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2456~0#1.offset, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2457~0#1.base, ULTIMATE.start_main_~#t2456~0#1.base, ULTIMATE.start_main_#t~pre3#1] {17626#true} is VALID [2022-02-20 20:33:38,629 INFO L290 TraceCheckUtils]: 20: Hoare triple {17626#true} [138] L777-->L777-1: Formula: (and (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 4)) (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 1) |v_#valid_4|) (not (= |v_ULTIMATE.start_main_~#t2455~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t2455~0#1.offset_2| 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2455~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_2|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2455~0#1.offset, ULTIMATE.start_main_~#t2455~0#1.base, #valid, #length] {17626#true} is VALID [2022-02-20 20:33:38,629 INFO L290 TraceCheckUtils]: 21: Hoare triple {17626#true} [136] L777-1-->L778: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {17626#true} is VALID [2022-02-20 20:33:38,630 INFO L290 TraceCheckUtils]: 22: Hoare triple {17626#true} [118] L778-->L778-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {17626#true} is VALID [2022-02-20 20:33:38,630 INFO L290 TraceCheckUtils]: 23: Hoare triple {17626#true} [167] L778-1-->L778-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2455~0#1.base_3|) |v_ULTIMATE.start_main_~#t2455~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|)) |v_#memory_int_3|) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2455~0#1.offset=|v_ULTIMATE.start_main_~#t2455~0#1.offset_3|, ULTIMATE.start_main_~#t2455~0#1.base=|v_ULTIMATE.start_main_~#t2455~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {17626#true} is VALID [2022-02-20 20:33:38,630 INFO L290 TraceCheckUtils]: 24: Hoare triple {17626#true} [210] L778-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {17626#true} is VALID [2022-02-20 20:33:38,630 INFO L290 TraceCheckUtils]: 25: Hoare triple {17626#true} [145] L778-3-->L778-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {17626#true} is VALID [2022-02-20 20:33:38,630 INFO L290 TraceCheckUtils]: 26: Hoare triple {17626#true} [152] L778-4-->L779: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {17626#true} is VALID [2022-02-20 20:33:38,630 INFO L290 TraceCheckUtils]: 27: Hoare triple {17626#true} [109] L779-->L779-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2456~0#1.offset_2| 0) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 4) |v_#length_5|) (not (= |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2456~0#1.base_2|) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2456~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_2|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2456~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2456~0#1.base] {17626#true} is VALID [2022-02-20 20:33:38,631 INFO L290 TraceCheckUtils]: 28: Hoare triple {17626#true} [104] L779-1-->L780: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {17626#true} is VALID [2022-02-20 20:33:38,631 INFO L290 TraceCheckUtils]: 29: Hoare triple {17626#true} [101] L780-->L780-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {17626#true} is VALID [2022-02-20 20:33:38,631 INFO L290 TraceCheckUtils]: 30: Hoare triple {17626#true} [105] L780-1-->L780-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2456~0#1.base_3|) |v_ULTIMATE.start_main_~#t2456~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t2456~0#1.base=|v_ULTIMATE.start_main_~#t2456~0#1.base_3|, ULTIMATE.start_main_~#t2456~0#1.offset=|v_ULTIMATE.start_main_~#t2456~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {17626#true} is VALID [2022-02-20 20:33:38,631 INFO L290 TraceCheckUtils]: 31: Hoare triple {17626#true} [206] L780-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {17626#true} is VALID [2022-02-20 20:33:38,631 INFO L290 TraceCheckUtils]: 32: Hoare triple {17626#true} [127] L780-3-->L780-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {17626#true} is VALID [2022-02-20 20:33:38,632 INFO L290 TraceCheckUtils]: 33: Hoare triple {17626#true} [176] L780-4-->L781: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {17626#true} is VALID [2022-02-20 20:33:38,632 INFO L290 TraceCheckUtils]: 34: Hoare triple {17626#true} [144] L781-->L781-1: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t2457~0#1.offset_2|) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 1)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 0)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2457~0#1.base_2|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2457~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2457~0#1.base] {17626#true} is VALID [2022-02-20 20:33:38,632 INFO L290 TraceCheckUtils]: 35: Hoare triple {17626#true} [119] L781-1-->L782: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {17626#true} is VALID [2022-02-20 20:33:38,632 INFO L290 TraceCheckUtils]: 36: Hoare triple {17626#true} [175] L782-->L782-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {17626#true} is VALID [2022-02-20 20:33:38,632 INFO L290 TraceCheckUtils]: 37: Hoare triple {17626#true} [106] L782-1-->L782-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2457~0#1.base_3|) |v_ULTIMATE.start_main_~#t2457~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2457~0#1.offset=|v_ULTIMATE.start_main_~#t2457~0#1.offset_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2457~0#1.base=|v_ULTIMATE.start_main_~#t2457~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {17626#true} is VALID [2022-02-20 20:33:38,632 INFO L290 TraceCheckUtils]: 38: Hoare triple {17626#true} [208] L782-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {17626#true} is VALID [2022-02-20 20:33:38,633 INFO L290 TraceCheckUtils]: 39: Hoare triple {17626#true} [171] L782-3-->L782-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {17626#true} is VALID [2022-02-20 20:33:38,633 INFO L290 TraceCheckUtils]: 40: Hoare triple {17626#true} [165] L782-4-->L783: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {17626#true} is VALID [2022-02-20 20:33:38,633 INFO L290 TraceCheckUtils]: 41: Hoare triple {17626#true} [194] P1ENTRY-->L741: Formula: (and (= v_P1Thread1of1ForFork0_~arg.offset_1 |v_P1Thread1of1ForFork0_#in~arg.offset_1|) (= v_P1Thread1of1ForFork0_~arg.base_1 |v_P1Thread1of1ForFork0_#in~arg.base_1|)) InVars {P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} OutVars{P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_1, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_1, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base] {17626#true} is VALID [2022-02-20 20:33:38,634 INFO L290 TraceCheckUtils]: 42: Hoare triple {17626#true} [195] L741-->L743: Formula: (= v_~x~0_2 1) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {17628#(= ~x~0 1)} is VALID [2022-02-20 20:33:38,634 INFO L290 TraceCheckUtils]: 43: Hoare triple {17628#(= ~x~0 1)} [188] P0ENTRY-->L724: Formula: (and (= v_P0Thread1of1ForFork2_~arg.base_1 |v_P0Thread1of1ForFork2_#in~arg.base_1|) (= v_P0Thread1of1ForFork2_~arg.offset_1 |v_P0Thread1of1ForFork2_#in~arg.offset_1|)) InVars {P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_1|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_1|} OutVars{P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_1, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_1|, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_1|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_1} AuxVars[] AssignedVars[P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_~arg.base] {17628#(= ~x~0 1)} is VALID [2022-02-20 20:33:38,634 INFO L290 TraceCheckUtils]: 44: Hoare triple {17628#(= ~x~0 1)} [199] P2ENTRY-->L753: Formula: (and (= v_P2Thread1of1ForFork1_~arg.base_1 |v_P2Thread1of1ForFork1_#in~arg.base_1|) (= v_P2Thread1of1ForFork1_~arg.offset_1 |v_P2Thread1of1ForFork1_#in~arg.offset_1|)) InVars {P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_1, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_1} AuxVars[] AssignedVars[P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_~arg.base] {17628#(= ~x~0 1)} is VALID [2022-02-20 20:33:38,635 INFO L290 TraceCheckUtils]: 45: Hoare triple {17628#(= ~x~0 1)} [200] L753-->L755: Formula: (= v_~__unbuffered_p2_EAX~0_1 v_~x~0_3) InVars {~x~0=v_~x~0_3} OutVars{~x~0=v_~x~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {17628#(= ~x~0 1)} is VALID [2022-02-20 20:33:38,635 INFO L290 TraceCheckUtils]: 46: Hoare triple {17628#(= ~x~0 1)} [201] L755-->L758: Formula: (= v_~__unbuffered_p2_EBX~0_1 v_~y~0_2) InVars {~y~0=v_~y~0_2} OutVars{~y~0=v_~y~0_2, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {17628#(= ~x~0 1)} is VALID [2022-02-20 20:33:38,635 INFO L290 TraceCheckUtils]: 47: Hoare triple {17628#(= ~x~0 1)} [189] L724-->L726: Formula: (= v_~y~0_1 1) InVars {} OutVars{~y~0=v_~y~0_1} AuxVars[] AssignedVars[~y~0] {17628#(= ~x~0 1)} is VALID [2022-02-20 20:33:38,636 INFO L290 TraceCheckUtils]: 48: Hoare triple {17628#(= ~x~0 1)} [190] L726-->L731: Formula: (= v_~__unbuffered_p0_EAX~0_1 v_~x~0_1) InVars {~x~0=v_~x~0_1} OutVars{~x~0=v_~x~0_1, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:38,636 INFO L290 TraceCheckUtils]: 49: Hoare triple {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [191] L731-->L736: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:38,637 INFO L290 TraceCheckUtils]: 50: Hoare triple {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [196] L743-->L748: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:38,637 INFO L290 TraceCheckUtils]: 51: Hoare triple {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [202] L758-->L763: Formula: (= (+ v_~__unbuffered_cnt~0_6 1) v_~__unbuffered_cnt~0_5) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_6} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_5} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:38,638 INFO L290 TraceCheckUtils]: 52: Hoare triple {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [113] L783-->L785: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:38,638 INFO L290 TraceCheckUtils]: 53: Hoare triple {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [181] L785-->L786: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:38,639 INFO L290 TraceCheckUtils]: 54: Hoare triple {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [128] L786-->L786-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:38,639 INFO L290 TraceCheckUtils]: 55: Hoare triple {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [169] L786-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:38,640 INFO L290 TraceCheckUtils]: 56: Hoare triple {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [100] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:38,640 INFO L290 TraceCheckUtils]: 57: Hoare triple {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [178] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:38,640 INFO L290 TraceCheckUtils]: 58: Hoare triple {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [147] L2-1-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:33:38,641 INFO L290 TraceCheckUtils]: 59: Hoare triple {17629#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [172] L787-->L791: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3} AuxVars[] AssignedVars[~main$tmp_guard1~0] {17630#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:38,642 INFO L290 TraceCheckUtils]: 60: Hoare triple {17630#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [149] L791-->L792: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17630#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:38,642 INFO L290 TraceCheckUtils]: 61: Hoare triple {17630#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [120] L792-->L792-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {17631#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:38,643 INFO L290 TraceCheckUtils]: 62: Hoare triple {17631#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [183] L792-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {17631#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:38,643 INFO L290 TraceCheckUtils]: 63: Hoare triple {17631#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [142] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {17632#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:33:38,644 INFO L290 TraceCheckUtils]: 64: Hoare triple {17632#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [173] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {17627#false} is VALID [2022-02-20 20:33:38,644 INFO L290 TraceCheckUtils]: 65: Hoare triple {17627#false} [160] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17627#false} is VALID [2022-02-20 20:33:38,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:38,644 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:38,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680645738] [2022-02-20 20:33:38,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680645738] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:38,645 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:38,645 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:33:38,645 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389107047] [2022-02-20 20:33:38,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:38,646 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2022-02-20 20:33:38,646 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:38,646 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:38,688 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:38,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:33:38,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:38,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:33:38,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:33:38,690 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 91 [2022-02-20 20:33:38,691 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 80 transitions, 217 flow. Second operand has 7 states, 7 states have (on average 72.42857142857143) internal successors, (507), 7 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:38,691 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:38,691 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 91 [2022-02-20 20:33:38,691 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:38,850 INFO L129 PetriNetUnfolder]: 21/177 cut-off events. [2022-02-20 20:33:38,850 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2022-02-20 20:33:38,851 INFO L84 FinitePrefix]: Finished finitePrefix Result has 301 conditions, 177 events. 21/177 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 563 event pairs, 2 based on Foata normal form. 1/173 useless extension candidates. Maximal degree in co-relation 293. Up to 18 conditions per place. [2022-02-20 20:33:38,851 INFO L132 encePairwiseOnDemand]: 81/91 looper letters, 0 selfloop transitions, 0 changer transitions 83/83 dead transitions. [2022-02-20 20:33:38,852 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 83 transitions, 278 flow [2022-02-20 20:33:38,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 20:33:38,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2022-02-20 20:33:38,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 582 transitions. [2022-02-20 20:33:38,857 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7994505494505495 [2022-02-20 20:33:38,857 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 582 transitions. [2022-02-20 20:33:38,857 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 582 transitions. [2022-02-20 20:33:38,857 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:38,858 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 582 transitions. [2022-02-20 20:33:38,859 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 72.75) internal successors, (582), 8 states have internal predecessors, (582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:38,860 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 91.0) internal successors, (819), 9 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:38,860 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 91.0) internal successors, (819), 9 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:38,860 INFO L186 Difference]: Start difference. First operand has 96 places, 80 transitions, 217 flow. Second operand 8 states and 582 transitions. [2022-02-20 20:33:38,861 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 83 transitions, 278 flow [2022-02-20 20:33:38,868 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 83 transitions, 269 flow, removed 2 selfloop flow, removed 4 redundant places. [2022-02-20 20:33:38,869 INFO L242 Difference]: Finished difference. Result has 94 places, 0 transitions, 0 flow [2022-02-20 20:33:38,869 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=202, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=0, PETRI_PLACES=94, PETRI_TRANSITIONS=0} [2022-02-20 20:33:38,870 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 11 predicate places. [2022-02-20 20:33:38,870 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 94 places, 0 transitions, 0 flow [2022-02-20 20:33:38,870 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:38,870 INFO L78 Accepts]: Start accepts. Automaton has has 1 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2022-02-20 20:33:38,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:33:38,871 INFO L470 AbstractCegarLoop]: Abstraction has has 94 places, 0 transitions, 0 flow [2022-02-20 20:33:38,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 72.42857142857143) internal successors, (507), 7 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:38,873 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-02-20 20:33:38,874 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-02-20 20:33:38,874 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-02-20 20:33:38,875 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-02-20 20:33:38,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-20 20:33:38,878 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1] [2022-02-20 20:33:38,880 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-20 20:33:38,880 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 20:33:38,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 08:33:38 BasicIcfg [2022-02-20 20:33:38,883 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 20:33:38,883 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-20 20:33:38,883 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-20 20:33:38,883 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-20 20:33:38,884 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:33:32" (3/4) ... [2022-02-20 20:33:38,886 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-02-20 20:33:38,892 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2022-02-20 20:33:38,892 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2022-02-20 20:33:38,892 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2022-02-20 20:33:38,897 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-02-20 20:33:38,897 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-02-20 20:33:38,897 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-02-20 20:33:38,897 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-02-20 20:33:38,927 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-02-20 20:33:38,927 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-20 20:33:38,928 INFO L158 Benchmark]: Toolchain (without parser) took 6881.86ms. Allocated memory was 98.6MB in the beginning and 209.7MB in the end (delta: 111.1MB). Free memory was 65.2MB in the beginning and 103.7MB in the end (delta: -38.6MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2022-02-20 20:33:38,928 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 98.6MB. Free memory was 53.5MB in the beginning and 53.5MB in the end (delta: 50.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 20:33:38,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.09ms. Allocated memory is still 98.6MB. Free memory was 65.0MB in the beginning and 61.3MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-20 20:33:38,929 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.70ms. Allocated memory is still 98.6MB. Free memory was 61.3MB in the beginning and 59.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 20:33:38,929 INFO L158 Benchmark]: Boogie Preprocessor took 29.28ms. Allocated memory is still 98.6MB. Free memory was 59.2MB in the beginning and 57.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 20:33:38,930 INFO L158 Benchmark]: RCFGBuilder took 442.50ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 57.7MB in the beginning and 94.1MB in the end (delta: -36.4MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-02-20 20:33:38,930 INFO L158 Benchmark]: TraceAbstraction took 5922.01ms. Allocated memory was 119.5MB in the beginning and 209.7MB in the end (delta: 90.2MB). Free memory was 93.7MB in the beginning and 106.9MB in the end (delta: -13.2MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. [2022-02-20 20:33:38,930 INFO L158 Benchmark]: Witness Printer took 44.09ms. Allocated memory is still 209.7MB. Free memory was 106.9MB in the beginning and 103.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 20:33:38,932 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 98.6MB. Free memory was 53.5MB in the beginning and 53.5MB in the end (delta: 50.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.09ms. Allocated memory is still 98.6MB. Free memory was 65.0MB in the beginning and 61.3MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.70ms. Allocated memory is still 98.6MB. Free memory was 61.3MB in the beginning and 59.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.28ms. Allocated memory is still 98.6MB. Free memory was 59.2MB in the beginning and 57.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 442.50ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 57.7MB in the beginning and 94.1MB in the end (delta: -36.4MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * TraceAbstraction took 5922.01ms. Allocated memory was 119.5MB in the beginning and 209.7MB in the end (delta: 90.2MB). Free memory was 93.7MB in the beginning and 106.9MB in the end (delta: -13.2MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. * Witness Printer took 44.09ms. Allocated memory is still 209.7MB. Free memory was 106.9MB in the beginning and 103.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 113 locations, 4 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 5.8s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 167 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 167 mSDsluCounter, 231 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 290 mSDsCounter, 57 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 387 IncrementalHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 57 mSolverCounterUnsat, 52 mSDtfsCounter, 387 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred in iteration=4, InterpolantAutomatonStates: 65, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 425 NumberOfCodeBlocks, 425 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 418 ConstructedInterpolants, 0 QuantifiedInterpolants, 1368 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-20 20:33:38,966 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE