./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe014_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/safe014_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 26c7def9550acbb8db0f014014632a2eeeeca7df9ce503e9999e1bc5b1d84980 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 20:30:01,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 20:30:01,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 20:30:01,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 20:30:01,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 20:30:01,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 20:30:01,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 20:30:01,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 20:30:01,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 20:30:01,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 20:30:01,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 20:30:01,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 20:30:01,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 20:30:01,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 20:30:01,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 20:30:01,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 20:30:01,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 20:30:01,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 20:30:01,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 20:30:01,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 20:30:01,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 20:30:01,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 20:30:01,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 20:30:01,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 20:30:01,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 20:30:01,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 20:30:01,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 20:30:01,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 20:30:01,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 20:30:01,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 20:30:01,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 20:30:01,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 20:30:01,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 20:30:01,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 20:30:01,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 20:30:01,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 20:30:01,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 20:30:01,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 20:30:01,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 20:30:01,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 20:30:01,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 20:30:01,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 20:30:01,643 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 20:30:01,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 20:30:01,648 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 20:30:01,648 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 20:30:01,649 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 20:30:01,649 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 20:30:01,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 20:30:01,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 20:30:01,649 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 20:30:01,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 20:30:01,650 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 20:30:01,650 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 20:30:01,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 20:30:01,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 20:30:01,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 20:30:01,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 20:30:01,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 20:30:01,651 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 20:30:01,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 20:30:01,651 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 20:30:01,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 20:30:01,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 20:30:01,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 20:30:01,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 20:30:01,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:30:01,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 20:30:01,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 20:30:01,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 20:30:01,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 20:30:01,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 20:30:01,653 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 20:30:01,653 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 20:30:01,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 20:30:01,653 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c7def9550acbb8db0f014014632a2eeeeca7df9ce503e9999e1bc5b1d84980 [2022-02-20 20:30:01,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 20:30:01,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 20:30:01,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 20:30:01,875 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 20:30:01,878 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 20:30:01,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:30:01,929 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c648523/ee1a39873105415bb9ae90475a26c7f4/FLAGd8f9d9bd7 [2022-02-20 20:30:02,256 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 20:30:02,256 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:30:02,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c648523/ee1a39873105415bb9ae90475a26c7f4/FLAGd8f9d9bd7 [2022-02-20 20:30:02,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c648523/ee1a39873105415bb9ae90475a26c7f4 [2022-02-20 20:30:02,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 20:30:02,654 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 20:30:02,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 20:30:02,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 20:30:02,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 20:30:02,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:30:02" (1/1) ... [2022-02-20 20:30:02,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c81b6f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:02, skipping insertion in model container [2022-02-20 20:30:02,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:30:02" (1/1) ... [2022-02-20 20:30:02,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 20:30:02,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 20:30:02,819 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/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-02-20 20:30:02,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:30:02,975 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 20:30:02,986 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/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-02-20 20:30:03,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:30:03,058 INFO L208 MainTranslator]: Completed translation [2022-02-20 20:30:03,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:03 WrapperNode [2022-02-20 20:30:03,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 20:30:03,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 20:30:03,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 20:30:03,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 20:30:03,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:03" (1/1) ... [2022-02-20 20:30:03,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:03" (1/1) ... [2022-02-20 20:30:03,110 INFO L137 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-02-20 20:30:03,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 20:30:03,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 20:30:03,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 20:30:03,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 20:30:03,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:03" (1/1) ... [2022-02-20 20:30:03,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:03" (1/1) ... [2022-02-20 20:30:03,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:03" (1/1) ... [2022-02-20 20:30:03,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:03" (1/1) ... [2022-02-20 20:30:03,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:03" (1/1) ... [2022-02-20 20:30:03,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:03" (1/1) ... [2022-02-20 20:30:03,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:03" (1/1) ... [2022-02-20 20:30:03,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 20:30:03,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 20:30:03,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 20:30:03,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 20:30:03,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:03" (1/1) ... [2022-02-20 20:30:03,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:30:03,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 20:30:03,170 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 20:30:03,175 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 20:30:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 20:30:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-20 20:30:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 20:30:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 20:30:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 20:30:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-20 20:30:03,197 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-20 20:30:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-20 20:30:03,197 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-20 20:30:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-20 20:30:03,198 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-20 20:30:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 20:30:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-20 20:30:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 20:30:03,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 20:30:03,199 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 20:30:03,270 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 20:30:03,272 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 20:30:03,454 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 20:30:03,459 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 20:30:03,461 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 20:30:03,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:30:03 BoogieIcfgContainer [2022-02-20 20:30:03,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 20:30:03,464 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 20:30:03,464 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 20:30:03,466 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 20:30:03,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 08:30:02" (1/3) ... [2022-02-20 20:30:03,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1faf87e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:30:03, skipping insertion in model container [2022-02-20 20:30:03,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:03" (2/3) ... [2022-02-20 20:30:03,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1faf87e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:30:03, skipping insertion in model container [2022-02-20 20:30:03,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:30:03" (3/3) ... [2022-02-20 20:30:03,470 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:30:03,473 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 20:30:03,473 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 20:30:03,474 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 20:30:03,474 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 20:30:03,513 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,513 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,513 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,513 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,514 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,514 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,514 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,514 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,515 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,515 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,515 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,515 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,515 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,515 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,516 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,516 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,516 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,516 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,516 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,516 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,517 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,517 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,517 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,517 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,518 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,518 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,518 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,518 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,519 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,519 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,519 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,519 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,520 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,520 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,520 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,520 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,523 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,524 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,524 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,524 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,527 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,527 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,527 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,527 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,529 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,529 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,529 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,530 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:03,532 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 20:30:03,570 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 20:30:03,575 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 20:30:03,575 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-20 20:30:03,586 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 92 transitions, 199 flow [2022-02-20 20:30:03,631 INFO L129 PetriNetUnfolder]: 2/89 cut-off events. [2022-02-20 20:30:03,632 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:30:03,635 INFO L84 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 89 events. 2/89 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 46 event pairs, 0 based on Foata normal form. 0/86 useless extension candidates. Maximal degree in co-relation 68. Up to 2 conditions per place. [2022-02-20 20:30:03,635 INFO L82 GeneralOperation]: Start removeDead. Operand has 100 places, 92 transitions, 199 flow [2022-02-20 20:30:03,638 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 84 places, 75 transitions, 159 flow [2022-02-20 20:30:03,663 INFO L129 PetriNetUnfolder]: 1/74 cut-off events. [2022-02-20 20:30:03,663 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:30:03,663 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:30:03,664 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 20:30:03,665 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 20:30:03,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:30:03,669 INFO L85 PathProgramCache]: Analyzing trace with hash -669003802, now seen corresponding path program 1 times [2022-02-20 20:30:03,675 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:30:03,675 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275991056] [2022-02-20 20:30:03,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:30:03,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:30:03,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:30:04,000 INFO L290 TraceCheckUtils]: 0: Hoare triple {103#true} [172] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:30:04,000 INFO L290 TraceCheckUtils]: 1: Hoare triple {103#true} [152] 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] {103#true} is VALID [2022-02-20 20:30:04,000 INFO L290 TraceCheckUtils]: 2: Hoare triple {103#true} [182] 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[] {103#true} is VALID [2022-02-20 20:30:04,001 INFO L290 TraceCheckUtils]: 3: Hoare triple {103#true} [184] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:30:04,001 INFO L290 TraceCheckUtils]: 4: Hoare triple {103#true} [183] 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[] {103#true} is VALID [2022-02-20 20:30:04,001 INFO L290 TraceCheckUtils]: 5: Hoare triple {103#true} [122] 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[] {103#true} is VALID [2022-02-20 20:30:04,001 INFO L290 TraceCheckUtils]: 6: Hoare triple {103#true} [113] 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[] {103#true} is VALID [2022-02-20 20:30:04,001 INFO L290 TraceCheckUtils]: 7: Hoare triple {103#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[] {103#true} is VALID [2022-02-20 20:30:04,002 INFO L290 TraceCheckUtils]: 8: Hoare triple {103#true} [112] 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] {103#true} is VALID [2022-02-20 20:30:04,002 INFO L290 TraceCheckUtils]: 9: Hoare triple {103#true} [154] 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] {103#true} is VALID [2022-02-20 20:30:04,002 INFO L290 TraceCheckUtils]: 10: Hoare triple {103#true} [147] L713-->L715: Formula: (= v_~__unbuffered_p0_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EBX~0] {103#true} is VALID [2022-02-20 20:30:04,002 INFO L290 TraceCheckUtils]: 11: Hoare triple {103#true} [116] L715-->L716: 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] {103#true} is VALID [2022-02-20 20:30:04,003 INFO L290 TraceCheckUtils]: 12: Hoare triple {103#true} [162] 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$tmp_guard0~0] {103#true} is VALID [2022-02-20 20:30:04,003 INFO L290 TraceCheckUtils]: 13: Hoare triple {103#true} [134] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {103#true} is VALID [2022-02-20 20:30:04,004 INFO L290 TraceCheckUtils]: 14: Hoare triple {103#true} [104] L719-->L721: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,004 INFO L290 TraceCheckUtils]: 15: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [128] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,005 INFO L290 TraceCheckUtils]: 16: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [186] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,005 INFO L290 TraceCheckUtils]: 17: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [159] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,006 INFO L290 TraceCheckUtils]: 18: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [129] 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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,007 INFO L290 TraceCheckUtils]: 19: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [156] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2105~0#1.offset=|v_ULTIMATE.start_main_~#t2105~0#1.offset_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2104~0#1.offset=|v_ULTIMATE.start_main_~#t2104~0#1.offset_1|, ULTIMATE.start_main_~#t2103~0#1.offset=|v_ULTIMATE.start_main_~#t2103~0#1.offset_1|, ULTIMATE.start_main_~#t2104~0#1.base=|v_ULTIMATE.start_main_~#t2104~0#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_~#t2103~0#1.base=|v_ULTIMATE.start_main_~#t2103~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|, ULTIMATE.start_main_~#t2105~0#1.base=|v_ULTIMATE.start_main_~#t2105~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2105~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2103~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2104~0#1.offset, ULTIMATE.start_main_~#t2103~0#1.offset, ULTIMATE.start_main_#t~pre3#1, ULTIMATE.start_main_~#t2104~0#1.base, ULTIMATE.start_main_~#t2105~0#1.base] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,007 INFO L290 TraceCheckUtils]: 20: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [118] L778-->L778-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2103~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t2103~0#1.base_2| 0)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2103~0#1.base_2|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2103~0#1.base_2| 4)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2103~0#1.base_2|) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2103~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2103~0#1.base=|v_ULTIMATE.start_main_~#t2103~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2103~0#1.offset=|v_ULTIMATE.start_main_~#t2103~0#1.offset_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2103~0#1.base, #length, ULTIMATE.start_main_~#t2103~0#1.offset] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,008 INFO L290 TraceCheckUtils]: 21: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [169] L778-1-->L779: 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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,009 INFO L290 TraceCheckUtils]: 22: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [110] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,009 INFO L290 TraceCheckUtils]: 23: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [106] L779-1-->L779-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2103~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2103~0#1.base_3|) |v_ULTIMATE.start_main_~#t2103~0#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_~#t2103~0#1.base=|v_ULTIMATE.start_main_~#t2103~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|, ULTIMATE.start_main_~#t2103~0#1.offset=|v_ULTIMATE.start_main_~#t2103~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2103~0#1.base=|v_ULTIMATE.start_main_~#t2103~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|, ULTIMATE.start_main_~#t2103~0#1.offset=|v_ULTIMATE.start_main_~#t2103~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,010 INFO L290 TraceCheckUtils]: 24: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [213] L779-2-->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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,010 INFO L290 TraceCheckUtils]: 25: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [121] L779-3-->L779-4: 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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,011 INFO L290 TraceCheckUtils]: 26: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [170] L779-4-->L780: 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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,012 INFO L290 TraceCheckUtils]: 27: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [103] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2104~0#1.base_2| 0)) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2104~0#1.base_2| 4)) (= 0 |v_ULTIMATE.start_main_~#t2104~0#1.offset_2|) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2104~0#1.base_2| 1) |v_#valid_6|) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2104~0#1.base_2|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2104~0#1.base_2|) 0)) 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_~#t2104~0#1.offset=|v_ULTIMATE.start_main_~#t2104~0#1.offset_2|, #valid=|v_#valid_6|, ULTIMATE.start_main_~#t2104~0#1.base=|v_ULTIMATE.start_main_~#t2104~0#1.base_2|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t2104~0#1.offset, ULTIMATE.start_main_~#t2104~0#1.base] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,012 INFO L290 TraceCheckUtils]: 28: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [107] L780-1-->L781: 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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,013 INFO L290 TraceCheckUtils]: 29: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [141] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,014 INFO L290 TraceCheckUtils]: 30: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [119] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2104~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2104~0#1.base_3|) |v_ULTIMATE.start_main_~#t2104~0#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_~#t2104~0#1.offset=|v_ULTIMATE.start_main_~#t2104~0#1.offset_3|, ULTIMATE.start_main_~#t2104~0#1.base=|v_ULTIMATE.start_main_~#t2104~0#1.base_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_~#t2104~0#1.offset=|v_ULTIMATE.start_main_~#t2104~0#1.offset_3|, ULTIMATE.start_main_~#t2104~0#1.base=|v_ULTIMATE.start_main_~#t2104~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,014 INFO L290 TraceCheckUtils]: 31: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [209] L781-2-->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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,015 INFO L290 TraceCheckUtils]: 32: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [123] L781-3-->L781-4: 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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,015 INFO L290 TraceCheckUtils]: 33: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [179] L781-4-->L782: 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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,016 INFO L290 TraceCheckUtils]: 34: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [178] L782-->L782-1: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2105~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2105~0#1.offset_2| 0) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2105~0#1.base_2| 4) |v_#length_7|) (= (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2105~0#1.base_2| 1) |v_#valid_8|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2105~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t2105~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2105~0#1.offset=|v_ULTIMATE.start_main_~#t2105~0#1.offset_2|, #valid=|v_#valid_8|, ULTIMATE.start_main_~#t2105~0#1.base=|v_ULTIMATE.start_main_~#t2105~0#1.base_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2105~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2105~0#1.base] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,017 INFO L290 TraceCheckUtils]: 35: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [108] L782-1-->L783: 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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,017 INFO L290 TraceCheckUtils]: 36: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [114] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,018 INFO L290 TraceCheckUtils]: 37: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [173] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2105~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2105~0#1.base_3|) |v_ULTIMATE.start_main_~#t2105~0#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_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2105~0#1.offset=|v_ULTIMATE.start_main_~#t2105~0#1.offset_3|, ULTIMATE.start_main_~#t2105~0#1.base=|v_ULTIMATE.start_main_~#t2105~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2105~0#1.offset=|v_ULTIMATE.start_main_~#t2105~0#1.offset_3|, ULTIMATE.start_main_~#t2105~0#1.base=|v_ULTIMATE.start_main_~#t2105~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,018 INFO L290 TraceCheckUtils]: 38: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [211] L783-2-->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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,019 INFO L290 TraceCheckUtils]: 39: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [143] L783-3-->L783-4: 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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,020 INFO L290 TraceCheckUtils]: 40: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [155] L783-4-->L784: 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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,020 INFO L290 TraceCheckUtils]: 41: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [166] L784-->L786: 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$tmp_guard0~0] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,021 INFO L290 TraceCheckUtils]: 42: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [126] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,021 INFO L290 TraceCheckUtils]: 43: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [174] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,022 INFO L290 TraceCheckUtils]: 44: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [187] L787-1-->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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,023 INFO L290 TraceCheckUtils]: 45: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [101] 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] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,023 INFO L290 TraceCheckUtils]: 46: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [181] 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[] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,024 INFO L290 TraceCheckUtils]: 47: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [144] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:04,025 INFO L290 TraceCheckUtils]: 48: Hoare triple {105#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [188] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= v_~__unbuffered_p0_EBX~0_3 0) (= v_~__unbuffered_p0_EAX~0_3 1) (= v_~__unbuffered_p2_EAX~0_3 2))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_3, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_3, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {106#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:04,025 INFO L290 TraceCheckUtils]: 49: Hoare triple {106#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [120] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {106#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:04,026 INFO L290 TraceCheckUtils]: 50: Hoare triple {106#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [153] L793-->L793-1: 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] {107#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:04,026 INFO L290 TraceCheckUtils]: 51: Hoare triple {107#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [138] L793-1-->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] {107#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:04,027 INFO L290 TraceCheckUtils]: 52: Hoare triple {107#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [139] 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] {108#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:30:04,027 INFO L290 TraceCheckUtils]: 53: Hoare triple {108#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [175] 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[] {104#false} is VALID [2022-02-20 20:30:04,028 INFO L290 TraceCheckUtils]: 54: Hoare triple {104#false} [157] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {104#false} is VALID [2022-02-20 20:30:04,029 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 20:30:04,030 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:30:04,030 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275991056] [2022-02-20 20:30:04,030 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275991056] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:30:04,030 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:30:04,031 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 20:30:04,032 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711590345] [2022-02-20 20:30:04,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:30:04,041 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 20:30:04,042 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:30:04,044 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 20:30:04,088 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 20:30:04,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 20:30:04,089 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:30:04,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 20:30:04,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 20:30:04,104 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 92 [2022-02-20 20:30:04,106 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 75 transitions, 159 flow. Second operand has 6 states, 6 states have (on average 72.16666666666667) internal successors, (433), 6 states have internal predecessors, (433), 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 20:30:04,106 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:30:04,106 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 92 [2022-02-20 20:30:04,107 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:30:04,480 INFO L129 PetriNetUnfolder]: 369/1027 cut-off events. [2022-02-20 20:30:04,480 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2022-02-20 20:30:04,484 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1690 conditions, 1027 events. 369/1027 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 6678 event pairs, 60 based on Foata normal form. 31/1027 useless extension candidates. Maximal degree in co-relation 1652. Up to 229 conditions per place. [2022-02-20 20:30:04,489 INFO L132 encePairwiseOnDemand]: 79/92 looper letters, 21 selfloop transitions, 8 changer transitions 37/122 dead transitions. [2022-02-20 20:30:04,489 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 122 transitions, 391 flow [2022-02-20 20:30:04,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 20:30:04,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-02-20 20:30:04,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 700 transitions. [2022-02-20 20:30:04,517 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8454106280193237 [2022-02-20 20:30:04,517 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 700 transitions. [2022-02-20 20:30:04,518 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 700 transitions. [2022-02-20 20:30:04,518 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:30:04,520 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 700 transitions. [2022-02-20 20:30:04,526 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 77.77777777777777) internal successors, (700), 9 states have internal predecessors, (700), 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 20:30:04,529 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 92.0) internal successors, (920), 10 states have internal predecessors, (920), 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 20:30:04,529 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 92.0) internal successors, (920), 10 states have internal predecessors, (920), 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 20:30:04,531 INFO L186 Difference]: Start difference. First operand has 84 places, 75 transitions, 159 flow. Second operand 9 states and 700 transitions. [2022-02-20 20:30:04,531 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 122 transitions, 391 flow [2022-02-20 20:30:04,536 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 122 transitions, 386 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-02-20 20:30:04,540 INFO L242 Difference]: Finished difference. Result has 97 places, 79 transitions, 250 flow [2022-02-20 20:30:04,541 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=92, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=250, PETRI_PLACES=97, PETRI_TRANSITIONS=79} [2022-02-20 20:30:04,545 INFO L334 CegarLoopForPetriNet]: 84 programPoint places, 13 predicate places. [2022-02-20 20:30:04,545 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 97 places, 79 transitions, 250 flow [2022-02-20 20:30:04,871 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 10028 states, 10023 states have (on average 3.4010775217000897) internal successors, (34089), 10027 states have internal predecessors, (34089), 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 20:30:04,902 INFO L78 Accepts]: Start accepts. Automaton has has 10028 states, 10023 states have (on average 3.4010775217000897) internal successors, (34089), 10027 states have internal predecessors, (34089), 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 20:30:04,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:30:04,903 INFO L470 AbstractCegarLoop]: Abstraction has has 97 places, 79 transitions, 250 flow [2022-02-20 20:30:04,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 72.16666666666667) internal successors, (433), 6 states have internal predecessors, (433), 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 20:30:04,904 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:30:04,904 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 20:30:04,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 20:30:04,905 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 20:30:04,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:30:04,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1081069657, now seen corresponding path program 1 times [2022-02-20 20:30:04,906 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:30:04,906 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089025218] [2022-02-20 20:30:04,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:30:04,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:30:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:30:05,075 INFO L290 TraceCheckUtils]: 0: Hoare triple {10157#true} [172] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {10157#true} is VALID [2022-02-20 20:30:05,076 INFO L290 TraceCheckUtils]: 1: Hoare triple {10157#true} [152] 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] {10157#true} is VALID [2022-02-20 20:30:05,076 INFO L290 TraceCheckUtils]: 2: Hoare triple {10157#true} [182] 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[] {10157#true} is VALID [2022-02-20 20:30:05,076 INFO L290 TraceCheckUtils]: 3: Hoare triple {10157#true} [184] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {10157#true} is VALID [2022-02-20 20:30:05,076 INFO L290 TraceCheckUtils]: 4: Hoare triple {10157#true} [183] 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[] {10157#true} is VALID [2022-02-20 20:30:05,076 INFO L290 TraceCheckUtils]: 5: Hoare triple {10157#true} [122] 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[] {10157#true} is VALID [2022-02-20 20:30:05,077 INFO L290 TraceCheckUtils]: 6: Hoare triple {10157#true} [113] 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[] {10157#true} is VALID [2022-02-20 20:30:05,077 INFO L290 TraceCheckUtils]: 7: Hoare triple {10157#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[] {10157#true} is VALID [2022-02-20 20:30:05,077 INFO L290 TraceCheckUtils]: 8: Hoare triple {10157#true} [112] 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] {10157#true} is VALID [2022-02-20 20:30:05,077 INFO L290 TraceCheckUtils]: 9: Hoare triple {10157#true} [154] 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] {10157#true} is VALID [2022-02-20 20:30:05,077 INFO L290 TraceCheckUtils]: 10: Hoare triple {10157#true} [147] L713-->L715: Formula: (= v_~__unbuffered_p0_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EBX~0] {10157#true} is VALID [2022-02-20 20:30:05,078 INFO L290 TraceCheckUtils]: 11: Hoare triple {10157#true} [116] L715-->L716: 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] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,078 INFO L290 TraceCheckUtils]: 12: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [162] 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$tmp_guard0~0] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,079 INFO L290 TraceCheckUtils]: 13: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [134] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,079 INFO L290 TraceCheckUtils]: 14: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [104] L719-->L721: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,080 INFO L290 TraceCheckUtils]: 15: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [128] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,080 INFO L290 TraceCheckUtils]: 16: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [186] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,080 INFO L290 TraceCheckUtils]: 17: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [159] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,081 INFO L290 TraceCheckUtils]: 18: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [129] 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] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,081 INFO L290 TraceCheckUtils]: 19: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [156] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2105~0#1.offset=|v_ULTIMATE.start_main_~#t2105~0#1.offset_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2104~0#1.offset=|v_ULTIMATE.start_main_~#t2104~0#1.offset_1|, ULTIMATE.start_main_~#t2103~0#1.offset=|v_ULTIMATE.start_main_~#t2103~0#1.offset_1|, ULTIMATE.start_main_~#t2104~0#1.base=|v_ULTIMATE.start_main_~#t2104~0#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_~#t2103~0#1.base=|v_ULTIMATE.start_main_~#t2103~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|, ULTIMATE.start_main_~#t2105~0#1.base=|v_ULTIMATE.start_main_~#t2105~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2105~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2103~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2104~0#1.offset, ULTIMATE.start_main_~#t2103~0#1.offset, ULTIMATE.start_main_#t~pre3#1, ULTIMATE.start_main_~#t2104~0#1.base, ULTIMATE.start_main_~#t2105~0#1.base] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,082 INFO L290 TraceCheckUtils]: 20: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [118] L778-->L778-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2103~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t2103~0#1.base_2| 0)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2103~0#1.base_2|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2103~0#1.base_2| 4)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2103~0#1.base_2|) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2103~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2103~0#1.base=|v_ULTIMATE.start_main_~#t2103~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2103~0#1.offset=|v_ULTIMATE.start_main_~#t2103~0#1.offset_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2103~0#1.base, #length, ULTIMATE.start_main_~#t2103~0#1.offset] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,084 INFO L290 TraceCheckUtils]: 21: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [169] L778-1-->L779: 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] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,085 INFO L290 TraceCheckUtils]: 22: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [110] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,085 INFO L290 TraceCheckUtils]: 23: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [106] L779-1-->L779-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2103~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2103~0#1.base_3|) |v_ULTIMATE.start_main_~#t2103~0#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_~#t2103~0#1.base=|v_ULTIMATE.start_main_~#t2103~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|, ULTIMATE.start_main_~#t2103~0#1.offset=|v_ULTIMATE.start_main_~#t2103~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2103~0#1.base=|v_ULTIMATE.start_main_~#t2103~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|, ULTIMATE.start_main_~#t2103~0#1.offset=|v_ULTIMATE.start_main_~#t2103~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,087 INFO L290 TraceCheckUtils]: 24: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [213] L779-2-->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] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,088 INFO L290 TraceCheckUtils]: 25: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [121] L779-3-->L779-4: 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] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,088 INFO L290 TraceCheckUtils]: 26: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [170] L779-4-->L780: 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] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,089 INFO L290 TraceCheckUtils]: 27: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [103] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2104~0#1.base_2| 0)) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2104~0#1.base_2| 4)) (= 0 |v_ULTIMATE.start_main_~#t2104~0#1.offset_2|) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2104~0#1.base_2| 1) |v_#valid_6|) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2104~0#1.base_2|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2104~0#1.base_2|) 0)) 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_~#t2104~0#1.offset=|v_ULTIMATE.start_main_~#t2104~0#1.offset_2|, #valid=|v_#valid_6|, ULTIMATE.start_main_~#t2104~0#1.base=|v_ULTIMATE.start_main_~#t2104~0#1.base_2|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t2104~0#1.offset, ULTIMATE.start_main_~#t2104~0#1.base] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,089 INFO L290 TraceCheckUtils]: 28: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [107] L780-1-->L781: 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] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,090 INFO L290 TraceCheckUtils]: 29: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [141] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,090 INFO L290 TraceCheckUtils]: 30: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [119] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2104~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2104~0#1.base_3|) |v_ULTIMATE.start_main_~#t2104~0#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_~#t2104~0#1.offset=|v_ULTIMATE.start_main_~#t2104~0#1.offset_3|, ULTIMATE.start_main_~#t2104~0#1.base=|v_ULTIMATE.start_main_~#t2104~0#1.base_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_~#t2104~0#1.offset=|v_ULTIMATE.start_main_~#t2104~0#1.offset_3|, ULTIMATE.start_main_~#t2104~0#1.base=|v_ULTIMATE.start_main_~#t2104~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,091 INFO L290 TraceCheckUtils]: 31: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [190] 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] {10159#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:05,091 INFO L290 TraceCheckUtils]: 32: Hoare triple {10159#(= ~__unbuffered_p2_EAX~0 0)} [191] L724-->L726: Formula: (= v_~__unbuffered_p0_EAX~0_1 v_~y~0_1) InVars {~y~0=v_~y~0_1} OutVars{~y~0=v_~y~0_1, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,094 INFO L290 TraceCheckUtils]: 33: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [209] L781-2-->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] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,095 INFO L290 TraceCheckUtils]: 34: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [123] L781-3-->L781-4: 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] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,095 INFO L290 TraceCheckUtils]: 35: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [179] L781-4-->L782: 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] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,096 INFO L290 TraceCheckUtils]: 36: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [178] L782-->L782-1: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2105~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2105~0#1.offset_2| 0) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2105~0#1.base_2| 4) |v_#length_7|) (= (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2105~0#1.base_2| 1) |v_#valid_8|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2105~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t2105~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2105~0#1.offset=|v_ULTIMATE.start_main_~#t2105~0#1.offset_2|, #valid=|v_#valid_8|, ULTIMATE.start_main_~#t2105~0#1.base=|v_ULTIMATE.start_main_~#t2105~0#1.base_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2105~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2105~0#1.base] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,096 INFO L290 TraceCheckUtils]: 37: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [108] L782-1-->L783: 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] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,097 INFO L290 TraceCheckUtils]: 38: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [114] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,098 INFO L290 TraceCheckUtils]: 39: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [173] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2105~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2105~0#1.base_3|) |v_ULTIMATE.start_main_~#t2105~0#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_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2105~0#1.offset=|v_ULTIMATE.start_main_~#t2105~0#1.offset_3|, ULTIMATE.start_main_~#t2105~0#1.base=|v_ULTIMATE.start_main_~#t2105~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2105~0#1.offset=|v_ULTIMATE.start_main_~#t2105~0#1.offset_3|, ULTIMATE.start_main_~#t2105~0#1.base=|v_ULTIMATE.start_main_~#t2105~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,098 INFO L290 TraceCheckUtils]: 40: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [211] L783-2-->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] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,099 INFO L290 TraceCheckUtils]: 41: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [143] L783-3-->L783-4: 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] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,099 INFO L290 TraceCheckUtils]: 42: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [155] L783-4-->L784: 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] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,100 INFO L290 TraceCheckUtils]: 43: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [166] L784-->L786: 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$tmp_guard0~0] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,100 INFO L290 TraceCheckUtils]: 44: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [126] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,101 INFO L290 TraceCheckUtils]: 45: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [174] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,102 INFO L290 TraceCheckUtils]: 46: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [187] L787-1-->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] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,102 INFO L290 TraceCheckUtils]: 47: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [101] 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] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,103 INFO L290 TraceCheckUtils]: 48: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [181] 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[] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,103 INFO L290 TraceCheckUtils]: 49: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [144] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:05,104 INFO L290 TraceCheckUtils]: 50: Hoare triple {10160#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [188] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= v_~__unbuffered_p0_EBX~0_3 0) (= v_~__unbuffered_p0_EAX~0_3 1) (= v_~__unbuffered_p2_EAX~0_3 2))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_3, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_3, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {10161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:05,104 INFO L290 TraceCheckUtils]: 51: Hoare triple {10161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [120] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {10161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:05,106 INFO L290 TraceCheckUtils]: 52: Hoare triple {10161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [153] L793-->L793-1: 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] {10162#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:05,107 INFO L290 TraceCheckUtils]: 53: Hoare triple {10162#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [138] L793-1-->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] {10162#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:05,107 INFO L290 TraceCheckUtils]: 54: Hoare triple {10162#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [139] 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] {10163#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:30:05,108 INFO L290 TraceCheckUtils]: 55: Hoare triple {10163#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [175] 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[] {10158#false} is VALID [2022-02-20 20:30:05,108 INFO L290 TraceCheckUtils]: 56: Hoare triple {10158#false} [157] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {10158#false} is VALID [2022-02-20 20:30:05,108 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 20:30:05,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:30:05,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089025218] [2022-02-20 20:30:05,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089025218] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:30:05,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:30:05,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:30:05,109 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707947590] [2022-02-20 20:30:05,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:30:05,111 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 20:30:05,111 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:30:05,111 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 20:30:05,156 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 20:30:05,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:30:05,156 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:30:05,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:30:05,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:30:05,157 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 92 [2022-02-20 20:30:05,158 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 79 transitions, 250 flow. Second operand has 7 states, 7 states have (on average 72.0) internal successors, (504), 7 states have internal predecessors, (504), 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 20:30:05,158 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:30:05,158 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 92 [2022-02-20 20:30:05,158 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:30:06,266 INFO L129 PetriNetUnfolder]: 229/678 cut-off events. [2022-02-20 20:30:06,267 INFO L130 PetriNetUnfolder]: For 1220/1556 co-relation queries the response was YES. [2022-02-20 20:30:06,269 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2109 conditions, 678 events. 229/678 cut-off events. For 1220/1556 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 3820 event pairs, 14 based on Foata normal form. 21/674 useless extension candidates. Maximal degree in co-relation 2060. Up to 174 conditions per place. [2022-02-20 20:30:06,271 INFO L132 encePairwiseOnDemand]: 80/92 looper letters, 26 selfloop transitions, 9 changer transitions 58/149 dead transitions. [2022-02-20 20:30:06,272 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 149 transitions, 962 flow [2022-02-20 20:30:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 20:30:06,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-02-20 20:30:06,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 989 transitions. [2022-02-20 20:30:06,280 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8269230769230769 [2022-02-20 20:30:06,280 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 989 transitions. [2022-02-20 20:30:06,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 989 transitions. [2022-02-20 20:30:06,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:30:06,281 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 989 transitions. [2022-02-20 20:30:06,282 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 76.07692307692308) internal successors, (989), 13 states have internal predecessors, (989), 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 20:30:06,284 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 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 20:30:06,284 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 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 20:30:06,285 INFO L186 Difference]: Start difference. First operand has 97 places, 79 transitions, 250 flow. Second operand 13 states and 989 transitions. [2022-02-20 20:30:06,285 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 149 transitions, 962 flow [2022-02-20 20:30:19,374 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 149 transitions, 896 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-02-20 20:30:19,376 INFO L242 Difference]: Finished difference. Result has 113 places, 83 transitions, 332 flow [2022-02-20 20:30:19,376 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=92, PETRI_DIFFERENCE_MINUEND_FLOW=234, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=332, PETRI_PLACES=113, PETRI_TRANSITIONS=83} [2022-02-20 20:30:19,377 INFO L334 CegarLoopForPetriNet]: 84 programPoint places, 29 predicate places. [2022-02-20 20:30:19,377 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 113 places, 83 transitions, 332 flow [2022-02-20 20:30:19,687 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9188 states, 9183 states have (on average 3.3861483175432867) internal successors, (31095), 9187 states have internal predecessors, (31095), 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 20:30:19,717 INFO L78 Accepts]: Start accepts. Automaton has has 9188 states, 9183 states have (on average 3.3861483175432867) internal successors, (31095), 9187 states have internal predecessors, (31095), 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 20:30:19,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:30:19,718 INFO L470 AbstractCegarLoop]: Abstraction has has 113 places, 83 transitions, 332 flow [2022-02-20 20:30:19,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 72.0) internal successors, (504), 7 states have internal predecessors, (504), 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 20:30:19,718 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:30:19,718 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] [2022-02-20 20:30:19,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 20:30:19,719 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 20:30:19,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:30:19,719 INFO L85 PathProgramCache]: Analyzing trace with hash 903878887, now seen corresponding path program 1 times [2022-02-20 20:30:19,720 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:30:19,720 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143571839] [2022-02-20 20:30:19,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:30:19,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:30:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:30:19,867 INFO L290 TraceCheckUtils]: 0: Hoare triple {19382#true} [172] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19382#true} is VALID [2022-02-20 20:30:19,867 INFO L290 TraceCheckUtils]: 1: Hoare triple {19382#true} [152] 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] {19382#true} is VALID [2022-02-20 20:30:19,867 INFO L290 TraceCheckUtils]: 2: Hoare triple {19382#true} [182] 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[] {19382#true} is VALID [2022-02-20 20:30:19,868 INFO L290 TraceCheckUtils]: 3: Hoare triple {19382#true} [184] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {19382#true} is VALID [2022-02-20 20:30:19,868 INFO L290 TraceCheckUtils]: 4: Hoare triple {19382#true} [183] 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[] {19382#true} is VALID [2022-02-20 20:30:19,868 INFO L290 TraceCheckUtils]: 5: Hoare triple {19382#true} [122] 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[] {19382#true} is VALID [2022-02-20 20:30:19,869 INFO L290 TraceCheckUtils]: 6: Hoare triple {19382#true} [113] 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[] {19382#true} is VALID [2022-02-20 20:30:19,869 INFO L290 TraceCheckUtils]: 7: Hoare triple {19382#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[] {19382#true} is VALID [2022-02-20 20:30:19,870 INFO L290 TraceCheckUtils]: 8: Hoare triple {19382#true} [112] 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] {19382#true} is VALID [2022-02-20 20:30:19,870 INFO L290 TraceCheckUtils]: 9: Hoare triple {19382#true} [154] 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] {19382#true} is VALID [2022-02-20 20:30:19,876 INFO L290 TraceCheckUtils]: 10: Hoare triple {19382#true} [147] L713-->L715: Formula: (= v_~__unbuffered_p0_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EBX~0] {19382#true} is VALID [2022-02-20 20:30:19,878 INFO L290 TraceCheckUtils]: 11: Hoare triple {19382#true} [116] L715-->L716: 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] {19382#true} is VALID [2022-02-20 20:30:19,879 INFO L290 TraceCheckUtils]: 12: Hoare triple {19382#true} [162] 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$tmp_guard0~0] {19382#true} is VALID [2022-02-20 20:30:19,879 INFO L290 TraceCheckUtils]: 13: Hoare triple {19382#true} [134] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {19382#true} is VALID [2022-02-20 20:30:19,880 INFO L290 TraceCheckUtils]: 14: Hoare triple {19382#true} [104] L719-->L721: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,880 INFO L290 TraceCheckUtils]: 15: Hoare triple {19384#(= ~x~0 0)} [128] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,880 INFO L290 TraceCheckUtils]: 16: Hoare triple {19384#(= ~x~0 0)} [186] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,881 INFO L290 TraceCheckUtils]: 17: Hoare triple {19384#(= ~x~0 0)} [159] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,881 INFO L290 TraceCheckUtils]: 18: Hoare triple {19384#(= ~x~0 0)} [129] 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] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,881 INFO L290 TraceCheckUtils]: 19: Hoare triple {19384#(= ~x~0 0)} [156] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2105~0#1.offset=|v_ULTIMATE.start_main_~#t2105~0#1.offset_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2104~0#1.offset=|v_ULTIMATE.start_main_~#t2104~0#1.offset_1|, ULTIMATE.start_main_~#t2103~0#1.offset=|v_ULTIMATE.start_main_~#t2103~0#1.offset_1|, ULTIMATE.start_main_~#t2104~0#1.base=|v_ULTIMATE.start_main_~#t2104~0#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_~#t2103~0#1.base=|v_ULTIMATE.start_main_~#t2103~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|, ULTIMATE.start_main_~#t2105~0#1.base=|v_ULTIMATE.start_main_~#t2105~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2105~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2103~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2104~0#1.offset, ULTIMATE.start_main_~#t2103~0#1.offset, ULTIMATE.start_main_#t~pre3#1, ULTIMATE.start_main_~#t2104~0#1.base, ULTIMATE.start_main_~#t2105~0#1.base] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,882 INFO L290 TraceCheckUtils]: 20: Hoare triple {19384#(= ~x~0 0)} [118] L778-->L778-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2103~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t2103~0#1.base_2| 0)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2103~0#1.base_2|) 0) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2103~0#1.base_2| 4)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2103~0#1.base_2|) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2103~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2103~0#1.base=|v_ULTIMATE.start_main_~#t2103~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2103~0#1.offset=|v_ULTIMATE.start_main_~#t2103~0#1.offset_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2103~0#1.base, #length, ULTIMATE.start_main_~#t2103~0#1.offset] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,882 INFO L290 TraceCheckUtils]: 21: Hoare triple {19384#(= ~x~0 0)} [169] L778-1-->L779: 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] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,882 INFO L290 TraceCheckUtils]: 22: Hoare triple {19384#(= ~x~0 0)} [110] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,883 INFO L290 TraceCheckUtils]: 23: Hoare triple {19384#(= ~x~0 0)} [106] L779-1-->L779-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2103~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2103~0#1.base_3|) |v_ULTIMATE.start_main_~#t2103~0#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_~#t2103~0#1.base=|v_ULTIMATE.start_main_~#t2103~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|, ULTIMATE.start_main_~#t2103~0#1.offset=|v_ULTIMATE.start_main_~#t2103~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2103~0#1.base=|v_ULTIMATE.start_main_~#t2103~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|, ULTIMATE.start_main_~#t2103~0#1.offset=|v_ULTIMATE.start_main_~#t2103~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,883 INFO L290 TraceCheckUtils]: 24: Hoare triple {19384#(= ~x~0 0)} [213] L779-2-->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] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,884 INFO L290 TraceCheckUtils]: 25: Hoare triple {19384#(= ~x~0 0)} [121] L779-3-->L779-4: 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] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,884 INFO L290 TraceCheckUtils]: 26: Hoare triple {19384#(= ~x~0 0)} [170] L779-4-->L780: 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] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,884 INFO L290 TraceCheckUtils]: 27: Hoare triple {19384#(= ~x~0 0)} [103] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2104~0#1.base_2| 0)) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2104~0#1.base_2| 4)) (= 0 |v_ULTIMATE.start_main_~#t2104~0#1.offset_2|) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2104~0#1.base_2| 1) |v_#valid_6|) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2104~0#1.base_2|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2104~0#1.base_2|) 0)) 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_~#t2104~0#1.offset=|v_ULTIMATE.start_main_~#t2104~0#1.offset_2|, #valid=|v_#valid_6|, ULTIMATE.start_main_~#t2104~0#1.base=|v_ULTIMATE.start_main_~#t2104~0#1.base_2|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t2104~0#1.offset, ULTIMATE.start_main_~#t2104~0#1.base] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,885 INFO L290 TraceCheckUtils]: 28: Hoare triple {19384#(= ~x~0 0)} [107] L780-1-->L781: 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] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,885 INFO L290 TraceCheckUtils]: 29: Hoare triple {19384#(= ~x~0 0)} [141] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,885 INFO L290 TraceCheckUtils]: 30: Hoare triple {19384#(= ~x~0 0)} [119] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2104~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2104~0#1.base_3|) |v_ULTIMATE.start_main_~#t2104~0#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_~#t2104~0#1.offset=|v_ULTIMATE.start_main_~#t2104~0#1.offset_3|, ULTIMATE.start_main_~#t2104~0#1.base=|v_ULTIMATE.start_main_~#t2104~0#1.base_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_~#t2104~0#1.offset=|v_ULTIMATE.start_main_~#t2104~0#1.offset_3|, ULTIMATE.start_main_~#t2104~0#1.base=|v_ULTIMATE.start_main_~#t2104~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,886 INFO L290 TraceCheckUtils]: 31: Hoare triple {19384#(= ~x~0 0)} [209] L781-2-->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] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,886 INFO L290 TraceCheckUtils]: 32: Hoare triple {19384#(= ~x~0 0)} [123] L781-3-->L781-4: 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] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,886 INFO L290 TraceCheckUtils]: 33: Hoare triple {19384#(= ~x~0 0)} [179] L781-4-->L782: 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] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,887 INFO L290 TraceCheckUtils]: 34: Hoare triple {19384#(= ~x~0 0)} [178] L782-->L782-1: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2105~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2105~0#1.offset_2| 0) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2105~0#1.base_2| 4) |v_#length_7|) (= (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2105~0#1.base_2| 1) |v_#valid_8|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2105~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t2105~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2105~0#1.offset=|v_ULTIMATE.start_main_~#t2105~0#1.offset_2|, #valid=|v_#valid_8|, ULTIMATE.start_main_~#t2105~0#1.base=|v_ULTIMATE.start_main_~#t2105~0#1.base_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2105~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2105~0#1.base] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,888 INFO L290 TraceCheckUtils]: 35: Hoare triple {19384#(= ~x~0 0)} [108] L782-1-->L783: 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] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,888 INFO L290 TraceCheckUtils]: 36: Hoare triple {19384#(= ~x~0 0)} [114] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,889 INFO L290 TraceCheckUtils]: 37: Hoare triple {19384#(= ~x~0 0)} [173] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2105~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2105~0#1.base_3|) |v_ULTIMATE.start_main_~#t2105~0#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_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2105~0#1.offset=|v_ULTIMATE.start_main_~#t2105~0#1.offset_3|, ULTIMATE.start_main_~#t2105~0#1.base=|v_ULTIMATE.start_main_~#t2105~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2105~0#1.offset=|v_ULTIMATE.start_main_~#t2105~0#1.offset_3|, ULTIMATE.start_main_~#t2105~0#1.base=|v_ULTIMATE.start_main_~#t2105~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,889 INFO L290 TraceCheckUtils]: 38: Hoare triple {19384#(= ~x~0 0)} [211] L783-2-->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] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,889 INFO L290 TraceCheckUtils]: 39: Hoare triple {19384#(= ~x~0 0)} [202] P2ENTRY-->L754: 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] {19384#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,890 INFO L290 TraceCheckUtils]: 40: Hoare triple {19384#(= ~x~0 0)} [203] L754-->L756: Formula: (= v_~__unbuffered_p2_EAX~0_1 v_~x~0_4) InVars {~x~0=v_~x~0_4} OutVars{~x~0=v_~x~0_4, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:19,890 INFO L290 TraceCheckUtils]: 41: Hoare triple {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [143] L783-3-->L783-4: 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] {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:19,891 INFO L290 TraceCheckUtils]: 42: Hoare triple {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [155] L783-4-->L784: 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] {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:19,891 INFO L290 TraceCheckUtils]: 43: Hoare triple {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [166] L784-->L786: 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$tmp_guard0~0] {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:19,893 INFO L290 TraceCheckUtils]: 44: Hoare triple {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [126] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:19,894 INFO L290 TraceCheckUtils]: 45: Hoare triple {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [174] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:19,896 INFO L290 TraceCheckUtils]: 46: Hoare triple {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [187] L787-1-->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] {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:19,897 INFO L290 TraceCheckUtils]: 47: Hoare triple {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [101] 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] {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:19,897 INFO L290 TraceCheckUtils]: 48: Hoare triple {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [181] 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[] {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:19,898 INFO L290 TraceCheckUtils]: 49: Hoare triple {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [144] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:19,898 INFO L290 TraceCheckUtils]: 50: Hoare triple {19385#(or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p0_EBX~0 0)) (not (= 2 ~x~0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [188] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= v_~__unbuffered_p0_EBX~0_3 0) (= v_~__unbuffered_p0_EAX~0_3 1) (= v_~__unbuffered_p2_EAX~0_3 2))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_3, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_3, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {19386#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:19,899 INFO L290 TraceCheckUtils]: 51: Hoare triple {19386#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [120] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19386#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:19,899 INFO L290 TraceCheckUtils]: 52: Hoare triple {19386#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [153] L793-->L793-1: 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] {19387#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:19,900 INFO L290 TraceCheckUtils]: 53: Hoare triple {19387#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [138] L793-1-->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] {19387#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:19,900 INFO L290 TraceCheckUtils]: 54: Hoare triple {19387#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [139] 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] {19388#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:30:19,901 INFO L290 TraceCheckUtils]: 55: Hoare triple {19388#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [175] 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[] {19383#false} is VALID [2022-02-20 20:30:19,901 INFO L290 TraceCheckUtils]: 56: Hoare triple {19383#false} [157] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19383#false} is VALID [2022-02-20 20:30:19,901 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 20:30:19,902 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:30:19,902 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143571839] [2022-02-20 20:30:19,902 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143571839] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:30:19,902 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:30:19,902 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:30:19,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136303385] [2022-02-20 20:30:19,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:30:19,903 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 20:30:19,905 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:30:19,905 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 20:30:19,939 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 20:30:19,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:30:19,939 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:30:19,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:30:19,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:30:19,941 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 92 [2022-02-20 20:30:19,942 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 83 transitions, 332 flow. Second operand has 7 states, 7 states have (on average 72.0) internal successors, (504), 7 states have internal predecessors, (504), 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 20:30:19,942 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:30:19,942 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 92 [2022-02-20 20:30:19,942 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:30:22,433 INFO L129 PetriNetUnfolder]: 124/521 cut-off events. [2022-02-20 20:30:22,433 INFO L130 PetriNetUnfolder]: For 1730/1795 co-relation queries the response was YES. [2022-02-20 20:30:22,438 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1675 conditions, 521 events. 124/521 cut-off events. For 1730/1795 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 2777 event pairs, 4 based on Foata normal form. 19/520 useless extension candidates. Maximal degree in co-relation 1612. Up to 105 conditions per place. [2022-02-20 20:30:22,451 INFO L132 encePairwiseOnDemand]: 79/92 looper letters, 25 selfloop transitions, 14 changer transitions 40/135 dead transitions. [2022-02-20 20:30:22,451 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 135 transitions, 948 flow [2022-02-20 20:30:22,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 20:30:22,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-02-20 20:30:22,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 981 transitions. [2022-02-20 20:30:22,466 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8202341137123745 [2022-02-20 20:30:22,466 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 981 transitions. [2022-02-20 20:30:22,466 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 981 transitions. [2022-02-20 20:30:22,467 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:30:22,467 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 981 transitions. [2022-02-20 20:30:22,469 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 75.46153846153847) internal successors, (981), 13 states have internal predecessors, (981), 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 20:30:22,471 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 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 20:30:22,472 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 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 20:30:22,472 INFO L186 Difference]: Start difference. First operand has 113 places, 83 transitions, 332 flow. Second operand 13 states and 981 transitions. [2022-02-20 20:30:22,472 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 135 transitions, 948 flow