./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix037.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF --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 be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:01:17,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:01:17,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:01:17,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:01:17,794 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:01:17,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:01:17,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:01:17,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:01:17,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:01:17,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:01:17,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:01:17,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:01:17,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:01:17,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:01:17,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:01:17,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:01:17,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:01:17,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:01:17,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:01:17,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:01:17,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:01:17,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:01:17,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:01:17,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:01:17,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:01:17,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:01:17,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:01:17,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:01:17,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:01:17,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:01:17,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:01:17,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:01:17,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:01:17,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:01:17,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:01:17,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:01:17,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:01:17,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:01:17,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:01:17,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:01:17,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:01:17,895 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-20 07:01:17,957 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:01:17,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:01:17,961 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:01:17,961 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:01:17,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:01:17,962 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:01:17,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:01:17,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:01:17,964 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:01:17,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:01:17,966 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:01:17,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:01:17,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:01:17,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:01:17,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:01:17,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:01:17,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:01:17,967 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:01:17,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:01:17,968 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:01:17,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:01:17,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:01:17,969 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:01:17,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:01:17,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:01:17,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:01:17,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:01:17,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:01:17,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:01:17,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:01:17,971 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:01:17,972 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 07:01:17,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:01:17,972 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:01:17,973 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef [2021-11-20 07:01:18,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:01:18,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:01:18,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:01:18,308 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:01:18,309 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:01:18,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/pthread-wmm/mix037.opt.i [2021-11-20 07:01:18,385 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/data/cf8a2fd15/e8ba4f1bece44b9781f3d2e4379c3e3c/FLAG2cb0da1e6 [2021-11-20 07:01:18,986 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:01:18,989 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/sv-benchmarks/c/pthread-wmm/mix037.opt.i [2021-11-20 07:01:19,022 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/data/cf8a2fd15/e8ba4f1bece44b9781f3d2e4379c3e3c/FLAG2cb0da1e6 [2021-11-20 07:01:19,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/data/cf8a2fd15/e8ba4f1bece44b9781f3d2e4379c3e3c [2021-11-20 07:01:19,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:01:19,202 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:01:19,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:01:19,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:01:19,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:01:19,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:01:19" (1/1) ... [2021-11-20 07:01:19,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9c6ad18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19, skipping insertion in model container [2021-11-20 07:01:19,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:01:19" (1/1) ... [2021-11-20 07:01:19,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:01:19,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:01:19,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2021-11-20 07:01:19,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:01:19,750 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:01:19,764 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2021-11-20 07:01:19,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:01:19,890 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:01:19,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19 WrapperNode [2021-11-20 07:01:19,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:01:19,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:01:19,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:01:19,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:01:19,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19" (1/1) ... [2021-11-20 07:01:19,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19" (1/1) ... [2021-11-20 07:01:19,950 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 200 [2021-11-20 07:01:19,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:01:19,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:01:19,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:01:19,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:01:19,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19" (1/1) ... [2021-11-20 07:01:19,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19" (1/1) ... [2021-11-20 07:01:19,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19" (1/1) ... [2021-11-20 07:01:19,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19" (1/1) ... [2021-11-20 07:01:19,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19" (1/1) ... [2021-11-20 07:01:19,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19" (1/1) ... [2021-11-20 07:01:19,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19" (1/1) ... [2021-11-20 07:01:19,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:01:19,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:01:19,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:01:19,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:01:19,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19" (1/1) ... [2021-11-20 07:01:20,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:01:20,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:01:20,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:01:20,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:01:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 07:01:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-20 07:01:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:01:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:01:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:01:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-20 07:01:20,083 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-20 07:01:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-20 07:01:20,084 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-20 07:01:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-20 07:01:20,084 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-20 07:01:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-20 07:01:20,084 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-20 07:01:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 07:01:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-20 07:01:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:01:20,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:01:20,087 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-20 07:01:20,245 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:01:20,247 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:01:20,894 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:01:21,241 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:01:21,241 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 07:01:21,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:01:21 BoogieIcfgContainer [2021-11-20 07:01:21,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:01:21,246 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 07:01:21,246 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 07:01:21,249 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 07:01:21,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:01:19" (1/3) ... [2021-11-20 07:01:21,250 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49512fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:01:21, skipping insertion in model container [2021-11-20 07:01:21,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:01:19" (2/3) ... [2021-11-20 07:01:21,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49512fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:01:21, skipping insertion in model container [2021-11-20 07:01:21,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:01:21" (3/3) ... [2021-11-20 07:01:21,253 INFO L111 eAbstractionObserver]: Analyzing ICFG mix037.opt.i [2021-11-20 07:01:21,258 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-20 07:01:21,258 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 07:01:21,258 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-20 07:01:21,259 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-20 07:01:21,295 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,296 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,296 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,296 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,296 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,296 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,297 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,297 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,297 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,297 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,297 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,298 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,298 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,298 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,298 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,299 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,299 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,299 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,299 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,299 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,300 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,300 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,300 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,300 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,301 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,301 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,301 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,301 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,302 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,302 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,302 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,302 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,302 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,303 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,303 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,303 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,303 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,303 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,304 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,304 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,304 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,304 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,304 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,304 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,305 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,305 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,305 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,305 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,305 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,306 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,306 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,306 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,306 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,306 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,306 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,307 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,307 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,307 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,307 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,307 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,308 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,308 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,308 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,308 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,308 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,308 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,309 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,309 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,309 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,309 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,311 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,311 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,311 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,311 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,312 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,312 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,312 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,312 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,312 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,313 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,313 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,313 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,313 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,313 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,314 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,314 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,314 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,314 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,314 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,314 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,315 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,315 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,315 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,315 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,315 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,316 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,316 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,316 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,316 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,316 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,317 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,317 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,317 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,317 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,317 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,317 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,318 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,318 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,320 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,320 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,320 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,320 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,321 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,321 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,321 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,321 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,322 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,322 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,322 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,322 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,322 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,323 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,323 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,323 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,323 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,323 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,324 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,324 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,324 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,325 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,325 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,325 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,325 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,325 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,325 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,326 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,326 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,326 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,326 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,327 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,327 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,327 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,327 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,328 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,328 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,328 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,331 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,331 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,331 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,332 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,332 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,332 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,332 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,333 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,333 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,333 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,333 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,333 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,334 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,335 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,335 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,335 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,336 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,336 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,336 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,336 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,336 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,337 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,337 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,337 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,337 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,337 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,338 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,338 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,338 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,338 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,338 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,339 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,339 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,339 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,339 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,339 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,340 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,340 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,340 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,340 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,340 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,341 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,341 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,342 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,342 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,342 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,342 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:01:21,343 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-20 07:01:21,386 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 07:01:21,393 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 [2021-11-20 07:01:21,393 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-20 07:01:21,407 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 148 places, 137 transitions, 294 flow [2021-11-20 07:01:21,467 INFO L129 PetriNetUnfolder]: 2/133 cut-off events. [2021-11-20 07:01:21,468 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-20 07:01:21,473 INFO L84 FinitePrefix]: Finished finitePrefix Result has 146 conditions, 133 events. 2/133 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 66 event pairs, 0 based on Foata normal form. 0/129 useless extension candidates. Maximal degree in co-relation 90. Up to 2 conditions per place. [2021-11-20 07:01:21,473 INFO L82 GeneralOperation]: Start removeDead. Operand has 148 places, 137 transitions, 294 flow [2021-11-20 07:01:21,479 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 144 places, 133 transitions, 278 flow [2021-11-20 07:01:21,501 INFO L129 PetriNetUnfolder]: 0/90 cut-off events. [2021-11-20 07:01:21,501 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-20 07:01:21,502 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:01:21,503 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:01:21,503 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:01:21,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:01:21,508 INFO L85 PathProgramCache]: Analyzing trace with hash 201243862, now seen corresponding path program 1 times [2021-11-20 07:01:21,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:01:21,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039083528] [2021-11-20 07:01:21,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:01:21,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:01:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:01:21,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:01:21,898 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:01:21,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039083528] [2021-11-20 07:01:21,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039083528] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:01:21,899 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:01:21,900 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 07:01:21,902 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071867009] [2021-11-20 07:01:21,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:01:21,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 07:01:21,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:01:21,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 07:01:21,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:01:21,965 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 137 [2021-11-20 07:01:21,976 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 133 transitions, 278 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2021-11-20 07:01:21,977 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 07:01:21,977 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 137 [2021-11-20 07:01:21,979 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 07:01:22,171 INFO L129 PetriNetUnfolder]: 10/207 cut-off events. [2021-11-20 07:01:22,174 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-11-20 07:01:22,179 INFO L84 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 207 events. 10/207 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 389 event pairs, 4 based on Foata normal form. 6/204 useless extension candidates. Maximal degree in co-relation 191. Up to 17 conditions per place. [2021-11-20 07:01:22,182 INFO L132 encePairwiseOnDemand]: 132/137 looper letters, 9 selfloop transitions, 2 changer transitions 0/131 dead transitions. [2021-11-20 07:01:22,183 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 131 transitions, 296 flow [2021-11-20 07:01:22,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:01:22,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-20 07:01:22,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 388 transitions. [2021-11-20 07:01:22,211 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9440389294403893 [2021-11-20 07:01:22,212 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 388 transitions. [2021-11-20 07:01:22,213 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 388 transitions. [2021-11-20 07:01:22,218 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:01:22,221 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 388 transitions. [2021-11-20 07:01:22,228 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 129.33333333333334) internal successors, (388), 3 states have internal predecessors, (388), 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) [2021-11-20 07:01:22,243 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 137.0) internal successors, (548), 4 states have internal predecessors, (548), 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) [2021-11-20 07:01:22,244 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 137.0) internal successors, (548), 4 states have internal predecessors, (548), 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) [2021-11-20 07:01:22,247 INFO L186 Difference]: Start difference. First operand has 144 places, 133 transitions, 278 flow. Second operand 3 states and 388 transitions. [2021-11-20 07:01:22,248 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 131 transitions, 296 flow [2021-11-20 07:01:22,256 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 131 transitions, 292 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-11-20 07:01:22,263 INFO L242 Difference]: Finished difference. Result has 140 places, 129 transitions, 270 flow [2021-11-20 07:01:22,266 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=266, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=270, PETRI_PLACES=140, PETRI_TRANSITIONS=129} [2021-11-20 07:01:22,273 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, -4 predicate places. [2021-11-20 07:01:22,273 INFO L470 AbstractCegarLoop]: Abstraction has has 140 places, 129 transitions, 270 flow [2021-11-20 07:01:22,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2021-11-20 07:01:22,274 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:01:22,274 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:01:22,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 07:01:22,275 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:01:22,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:01:22,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1834671337, now seen corresponding path program 1 times [2021-11-20 07:01:22,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:01:22,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63338279] [2021-11-20 07:01:22,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:01:22,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:01:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:01:22,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:01:22,769 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:01:22,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63338279] [2021-11-20 07:01:22,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63338279] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:01:22,770 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:01:22,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:01:22,771 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456340199] [2021-11-20 07:01:22,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:01:22,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:01:22,773 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:01:22,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:01:22,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:01:22,777 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 137 [2021-11-20 07:01:22,779 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 129 transitions, 270 flow. Second operand has 7 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 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) [2021-11-20 07:01:22,779 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 07:01:22,779 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 137 [2021-11-20 07:01:22,779 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 07:01:24,517 INFO L129 PetriNetUnfolder]: 1866/4780 cut-off events. [2021-11-20 07:01:24,518 INFO L130 PetriNetUnfolder]: For 84/84 co-relation queries the response was YES. [2021-11-20 07:01:24,549 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7672 conditions, 4780 events. 1866/4780 cut-off events. For 84/84 co-relation queries the response was YES. Maximal size of possible extension queue 298. Compared 41163 event pairs, 253 based on Foata normal form. 0/4669 useless extension candidates. Maximal degree in co-relation 7610. Up to 1023 conditions per place. [2021-11-20 07:01:24,605 INFO L132 encePairwiseOnDemand]: 126/137 looper letters, 32 selfloop transitions, 7 changer transitions 80/210 dead transitions. [2021-11-20 07:01:24,605 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 210 transitions, 650 flow [2021-11-20 07:01:24,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-20 07:01:24,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-11-20 07:01:24,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1513 transitions. [2021-11-20 07:01:24,615 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8495227400336889 [2021-11-20 07:01:24,616 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1513 transitions. [2021-11-20 07:01:24,616 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1513 transitions. [2021-11-20 07:01:24,617 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:01:24,618 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1513 transitions. [2021-11-20 07:01:24,623 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 116.38461538461539) internal successors, (1513), 13 states have internal predecessors, (1513), 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) [2021-11-20 07:01:24,631 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-11-20 07:01:24,633 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-11-20 07:01:24,633 INFO L186 Difference]: Start difference. First operand has 140 places, 129 transitions, 270 flow. Second operand 13 states and 1513 transitions. [2021-11-20 07:01:24,633 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 210 transitions, 650 flow [2021-11-20 07:01:24,638 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 210 transitions, 640 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-20 07:01:24,644 INFO L242 Difference]: Finished difference. Result has 162 places, 120 transitions, 338 flow [2021-11-20 07:01:24,645 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=266, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=338, PETRI_PLACES=162, PETRI_TRANSITIONS=120} [2021-11-20 07:01:24,646 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 18 predicate places. [2021-11-20 07:01:24,646 INFO L470 AbstractCegarLoop]: Abstraction has has 162 places, 120 transitions, 338 flow [2021-11-20 07:01:24,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 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) [2021-11-20 07:01:24,647 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:01:24,648 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:01:24,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 07:01:24,648 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:01:24,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:01:24,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1158842468, now seen corresponding path program 1 times [2021-11-20 07:01:24,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:01:24,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649498332] [2021-11-20 07:01:24,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:01:24,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:01:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:01:24,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:01:24,966 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:01:24,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649498332] [2021-11-20 07:01:24,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649498332] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:01:24,967 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:01:24,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:01:24,967 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010205273] [2021-11-20 07:01:24,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:01:24,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:01:24,968 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:01:24,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:01:24,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:01:24,971 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 137 [2021-11-20 07:01:24,973 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 120 transitions, 338 flow. Second operand has 7 states, 7 states have (on average 110.57142857142857) internal successors, (774), 7 states have internal predecessors, (774), 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) [2021-11-20 07:01:24,973 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 07:01:24,973 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 137 [2021-11-20 07:01:24,973 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 07:01:26,130 INFO L129 PetriNetUnfolder]: 1171/2594 cut-off events. [2021-11-20 07:01:26,130 INFO L130 PetriNetUnfolder]: For 6221/6237 co-relation queries the response was YES. [2021-11-20 07:01:26,149 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8768 conditions, 2594 events. 1171/2594 cut-off events. For 6221/6237 co-relation queries the response was YES. Maximal size of possible extension queue 187. Compared 18161 event pairs, 228 based on Foata normal form. 53/2575 useless extension candidates. Maximal degree in co-relation 8694. Up to 906 conditions per place. [2021-11-20 07:01:26,179 INFO L132 encePairwiseOnDemand]: 124/137 looper letters, 38 selfloop transitions, 16 changer transitions 58/203 dead transitions. [2021-11-20 07:01:26,179 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 203 transitions, 1104 flow [2021-11-20 07:01:26,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-20 07:01:26,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-11-20 07:01:26,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1514 transitions. [2021-11-20 07:01:26,187 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8500842223469961 [2021-11-20 07:01:26,187 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1514 transitions. [2021-11-20 07:01:26,188 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1514 transitions. [2021-11-20 07:01:26,189 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:01:26,190 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1514 transitions. [2021-11-20 07:01:26,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 116.46153846153847) internal successors, (1514), 13 states have internal predecessors, (1514), 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) [2021-11-20 07:01:26,203 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-11-20 07:01:26,204 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-11-20 07:01:26,205 INFO L186 Difference]: Start difference. First operand has 162 places, 120 transitions, 338 flow. Second operand 13 states and 1514 transitions. [2021-11-20 07:01:26,205 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 203 transitions, 1104 flow [2021-11-20 07:01:26,240 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 203 transitions, 1052 flow, removed 24 selfloop flow, removed 4 redundant places. [2021-11-20 07:01:26,246 INFO L242 Difference]: Finished difference. Result has 158 places, 127 transitions, 463 flow [2021-11-20 07:01:26,247 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=324, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=463, PETRI_PLACES=158, PETRI_TRANSITIONS=127} [2021-11-20 07:01:26,248 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 14 predicate places. [2021-11-20 07:01:26,248 INFO L470 AbstractCegarLoop]: Abstraction has has 158 places, 127 transitions, 463 flow [2021-11-20 07:01:26,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.57142857142857) internal successors, (774), 7 states have internal predecessors, (774), 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) [2021-11-20 07:01:26,249 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:01:26,250 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:01:26,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 07:01:26,250 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:01:26,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:01:26,251 INFO L85 PathProgramCache]: Analyzing trace with hash 594484403, now seen corresponding path program 1 times [2021-11-20 07:01:26,252 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:01:26,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665063219] [2021-11-20 07:01:26,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:01:26,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:01:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:01:26,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:01:26,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:01:26,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665063219] [2021-11-20 07:01:26,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665063219] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:01:26,463 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:01:26,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:01:26,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263541788] [2021-11-20 07:01:26,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:01:26,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:01:26,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:01:26,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:01:26,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:01:26,476 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 137 [2021-11-20 07:01:26,480 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 127 transitions, 463 flow. Second operand has 6 states, 6 states have (on average 115.16666666666667) internal successors, (691), 6 states have internal predecessors, (691), 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) [2021-11-20 07:01:26,480 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 07:01:26,481 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 137 [2021-11-20 07:01:26,481 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 07:01:28,708 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 99#L770true, 70#L2true, 80#L839true, 191#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:28,709 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-11-20 07:01:28,709 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-20 07:01:28,709 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-20 07:01:28,710 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-20 07:01:28,711 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 8#L867-1true, 37#L806true, 99#L770true, 80#L839true, 191#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:28,711 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-11-20 07:01:28,712 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-20 07:01:28,712 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-20 07:01:28,712 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-11-20 07:01:28,933 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), 226#true, Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 70#L2true, 80#L839true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:28,933 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,933 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,933 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,933 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,934 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 8#L867-1true, 37#L806true, 80#L839true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:28,934 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,934 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,934 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,934 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,947 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 99#L770true, 80#L839true, 70#L2true, 191#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:28,948 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,948 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,948 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,948 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,949 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 99#L770true, 80#L839true, 191#true, 62#L3true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:28,949 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,949 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,949 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-20 07:01:28,949 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-11-20 07:01:29,069 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), 226#true, Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 80#L839true, 62#L3true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,069 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,069 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,069 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,069 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,073 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 80#L839true, 70#L2true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,074 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,074 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,074 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,074 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,075 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 80#L839true, 191#true, 62#L3true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,076 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,076 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,076 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,076 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,076 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,089 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 99#L770true, 80#L839true, 191#true, 62#L3true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,089 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,090 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,090 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,090 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,091 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 99#L770true, 80#L839true, 191#true, 38#L2-1true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,091 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,091 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,091 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,091 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,092 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][188], [107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, 231#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 99#L770true, 80#L839true, 191#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), 135#L3-1true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,092 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,092 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,092 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,092 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-11-20 07:01:29,214 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), 226#true, Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 80#L839true, 191#true, 38#L2-1true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,215 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,215 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,215 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,215 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,216 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][188], [107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, 231#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 80#L839true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 135#L3-1true, Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,216 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,216 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,216 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,216 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,220 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 80#L839true, 62#L3true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,220 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,220 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,220 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,221 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,222 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 80#L839true, 191#true, 57#L773true, 38#L2-1true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,222 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,222 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,222 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,222 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,222 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,223 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][188], [107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, 231#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 80#L839true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), 135#L3-1true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,224 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,224 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,224 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,224 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,224 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,235 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 99#L770true, 80#L839true, 191#true, 38#L2-1true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,235 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,236 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,236 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,236 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,237 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][188], [155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, 231#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 99#L770true, 80#L839true, 191#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), 135#L3-1true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,237 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,237 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,237 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,237 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-11-20 07:01:29,351 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 80#L839true, 191#true, 57#L773true, 38#L2-1true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,352 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,352 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,352 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,352 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,353 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][188], [155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, 231#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 80#L839true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), 135#L3-1true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,353 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,354 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,354 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,354 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,362 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([771] L874-->L877: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p1_EAX~0_3 0) (= v_~__unbuffered_p3_EBX~0_3 0) (= v_~__unbuffered_p2_EAX~0_3 0) (= 2 v_~x~0_4) (= v_~__unbuffered_p3_EAX~0_3 1))) 1 0) 0) 0 1)) InVars {~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~x~0=v_~x~0_4} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~x~0=v_~x~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0][193], [24#L832true, 18#L877true, 107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), 226#true, Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 99#L770true, 191#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,363 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,363 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,363 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,363 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,364 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [107#L801true, 155#true, 54#L763true, 81#L874true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 99#L770true, 80#L839true, 191#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,364 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,364 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,364 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,365 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-11-20 07:01:29,452 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [107#L801true, 155#true, 54#L763true, 81#L874true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), 226#true, Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 80#L839true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,452 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,452 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,453 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,453 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,454 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([771] L874-->L877: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p1_EAX~0_3 0) (= v_~__unbuffered_p3_EBX~0_3 0) (= v_~__unbuffered_p2_EAX~0_3 0) (= 2 v_~x~0_4) (= v_~__unbuffered_p3_EAX~0_3 1))) 1 0) 0) 0 1)) InVars {~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~x~0=v_~x~0_4} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~x~0=v_~x~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0][193], [18#L877true, 107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), 226#true, Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 14#L829true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,454 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is not cut-off event [2021-11-20 07:01:29,454 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2021-11-20 07:01:29,454 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2021-11-20 07:01:29,455 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2021-11-20 07:01:29,455 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([771] L874-->L877: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p1_EAX~0_3 0) (= v_~__unbuffered_p3_EBX~0_3 0) (= v_~__unbuffered_p2_EAX~0_3 0) (= 2 v_~x~0_4) (= v_~__unbuffered_p3_EAX~0_3 1))) 1 0) 0) 0 1)) InVars {~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~x~0=v_~x~0_4} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~x~0=v_~x~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0][193], [24#L832true, 18#L877true, 107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), 226#true, Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,455 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,456 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,456 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,456 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,457 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([771] L874-->L877: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p1_EAX~0_3 0) (= v_~__unbuffered_p3_EBX~0_3 0) (= v_~__unbuffered_p2_EAX~0_3 0) (= 2 v_~x~0_4) (= v_~__unbuffered_p3_EAX~0_3 1))) 1 0) 0) 0 1)) InVars {~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~x~0=v_~x~0_4} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~x~0=v_~x~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0][193], [24#L832true, 18#L877true, 107#L801true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 193#(= ~x~0 0), 226#true, Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,458 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,458 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,458 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,458 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,459 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,459 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [107#L801true, 155#true, 54#L763true, 81#L874true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 80#L839true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,460 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,460 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,460 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,460 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,461 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,469 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([771] L874-->L877: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p1_EAX~0_3 0) (= v_~__unbuffered_p3_EBX~0_3 0) (= v_~__unbuffered_p2_EAX~0_3 0) (= 2 v_~x~0_4) (= v_~__unbuffered_p3_EAX~0_3 1))) 1 0) 0) 0 1)) InVars {~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~x~0=v_~x~0_4} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~x~0=v_~x~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0][193], [24#L832true, 18#L877true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 99#L770true, 191#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,470 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,470 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,470 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,470 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,471 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [155#true, 54#L763true, 81#L874true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 99#L770true, 80#L839true, 191#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,472 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,472 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,472 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,472 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-11-20 07:01:29,674 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([771] L874-->L877: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p1_EAX~0_3 0) (= v_~__unbuffered_p3_EBX~0_3 0) (= v_~__unbuffered_p2_EAX~0_3 0) (= 2 v_~x~0_4) (= v_~__unbuffered_p3_EAX~0_3 1))) 1 0) 0) 0 1)) InVars {~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~x~0=v_~x~0_4} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~x~0=v_~x~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0][193], [18#L877true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 14#L829true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,674 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2021-11-20 07:01:29,674 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2021-11-20 07:01:29,674 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2021-11-20 07:01:29,675 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2021-11-20 07:01:29,680 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([771] L874-->L877: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p1_EAX~0_3 0) (= v_~__unbuffered_p3_EBX~0_3 0) (= v_~__unbuffered_p2_EAX~0_3 0) (= 2 v_~x~0_4) (= v_~__unbuffered_p3_EAX~0_3 1))) 1 0) 0) 0 1)) InVars {~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~x~0=v_~x~0_4} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~x~0=v_~x~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0][193], [24#L832true, 18#L877true, 155#true, 54#L763true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,680 INFO L384 tUnfolder$Statistics]: this new event has 97 ancestors and is cut-off event [2021-11-20 07:01:29,681 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-20 07:01:29,681 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-20 07:01:29,681 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-20 07:01:29,682 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([854] L832-->L839: Formula: (let ((.cse9 (= (mod v_~z$w_buff0_used~0_293 256) 0)) (.cse12 (= (mod v_~z$r_buff0_thd4~0_73 256) 0)) (.cse13 (= (mod v_~z$w_buff0_used~0_294 256) 0)) (.cse14 (= 0 (mod v_~z$w_buff1_used~0_194 256))) (.cse11 (= (mod v_~z$r_buff1_thd4~0_46 256) 0))) (let ((.cse3 (or .cse14 .cse11)) (.cse1 (not .cse14)) (.cse2 (not .cse11)) (.cse4 (not .cse13)) (.cse0 (or .cse12 .cse13)) (.cse6 (or .cse12 .cse9)) (.cse5 (not .cse12)) (.cse7 (not .cse9))) (and (or (and .cse0 (or (and .cse1 .cse2 (= |v_P3_#t~ite26#1_33| v_~z$w_buff1~0_59)) (and (= v_~z~0_83 |v_P3_#t~ite26#1_33|) .cse3)) (= v_~z~0_82 |v_P3_#t~ite26#1_33|)) (and .cse4 .cse5 (= v_~z~0_82 v_~z$w_buff0~0_52) (= |v_P3Thread1of1ForFork0_#t~ite26#1_1| |v_P3_#t~ite26#1_33|))) (or (and (= v_~z$w_buff1_used~0_194 v_~z$w_buff1_used~0_193) .cse3 .cse6) (and (or (and .cse1 .cse2) (and .cse5 .cse7)) (= v_~z$w_buff1_used~0_193 0))) (let ((.cse8 (= (mod v_~z$r_buff0_thd4~0_72 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_193 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~z$r_buff1_thd4~0_46 v_~z$r_buff1_thd4~0_45)) (and (or (and .cse7 (not .cse8)) (and .cse2 (not .cse10))) (= v_~z$r_buff1_thd4~0_45 0)))) (or (and .cse4 .cse5 (= v_~z$w_buff0_used~0_293 0)) (and .cse0 (= v_~z$w_buff0_used~0_294 v_~z$w_buff0_used~0_293))) (or (and (= v_~z$r_buff0_thd4~0_73 v_~z$r_buff0_thd4~0_72) .cse6) (and .cse5 .cse7 (= v_~z$r_buff0_thd4~0_72 0)))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_46, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_294, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_73, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_194, ~z$w_buff1~0=v_~z$w_buff1~0_59, ~z~0=v_~z~0_83} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_45, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_293, ~z$w_buff0~0=v_~z$w_buff0~0_52, P3Thread1of1ForFork0_#t~ite26#1=|v_P3Thread1of1ForFork0_#t~ite26#1_2|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_193, ~z$w_buff1~0=v_~z$w_buff1~0_59, P3Thread1of1ForFork0_#t~ite29#1=|v_P3Thread1of1ForFork0_#t~ite29#1_1|, P3Thread1of1ForFork0_#t~ite31#1=|v_P3Thread1of1ForFork0_#t~ite31#1_1|, P3Thread1of1ForFork0_#t~ite27#1=|v_P3Thread1of1ForFork0_#t~ite27#1_1|, P3Thread1of1ForFork0_#t~ite28#1=|v_P3Thread1of1ForFork0_#t~ite28#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_72, ~z~0=v_~z~0_82, P3Thread1of1ForFork0_#t~ite30#1=|v_P3Thread1of1ForFork0_#t~ite30#1_1|} AuxVars[|v_P3_#t~ite26#1_33|] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, P3Thread1of1ForFork0_#t~ite27#1, P3Thread1of1ForFork0_#t~ite26#1, ~z$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite28#1, ~z$r_buff0_thd4~0, P3Thread1of1ForFork0_#t~ite29#1, ~z~0, P3Thread1of1ForFork0_#t~ite31#1, P3Thread1of1ForFork0_#t~ite30#1][147], [155#true, 54#L763true, 81#L874true, P3Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, P2Thread1of1ForFork2InUse, P0Thread1of1ForFork3InUse, Black: 211#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 201#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 226#true, Black: 193#(= ~x~0 0), Black: 199#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 213#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 209#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (= ~x~0 0) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 37#L806true, 80#L839true, 191#true, 57#L773true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 175#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)))]) [2021-11-20 07:01:29,682 INFO L384 tUnfolder$Statistics]: this new event has 97 ancestors and is cut-off event [2021-11-20 07:01:29,682 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-20 07:01:29,682 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-20 07:01:29,682 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-11-20 07:01:29,909 INFO L129 PetriNetUnfolder]: 6629/11872 cut-off events. [2021-11-20 07:01:29,909 INFO L130 PetriNetUnfolder]: For 22327/28884 co-relation queries the response was YES. [2021-11-20 07:01:30,058 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31833 conditions, 11872 events. 6629/11872 cut-off events. For 22327/28884 co-relation queries the response was YES. Maximal size of possible extension queue 1068. Compared 102471 event pairs, 566 based on Foata normal form. 84/10810 useless extension candidates. Maximal degree in co-relation 31751. Up to 3818 conditions per place. [2021-11-20 07:01:30,144 INFO L132 encePairwiseOnDemand]: 126/137 looper letters, 63 selfloop transitions, 18 changer transitions 16/202 dead transitions. [2021-11-20 07:01:30,145 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 202 transitions, 1009 flow [2021-11-20 07:01:30,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-20 07:01:30,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-20 07:01:30,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1213 transitions. [2021-11-20 07:01:30,150 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8854014598540146 [2021-11-20 07:01:30,150 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1213 transitions. [2021-11-20 07:01:30,151 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1213 transitions. [2021-11-20 07:01:30,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:01:30,152 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1213 transitions. [2021-11-20 07:01:30,155 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 121.3) internal successors, (1213), 10 states have internal predecessors, (1213), 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) [2021-11-20 07:01:30,159 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 137.0) internal successors, (1507), 11 states have internal predecessors, (1507), 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) [2021-11-20 07:01:30,160 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 137.0) internal successors, (1507), 11 states have internal predecessors, (1507), 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) [2021-11-20 07:01:30,160 INFO L186 Difference]: Start difference. First operand has 158 places, 127 transitions, 463 flow. Second operand 10 states and 1213 transitions. [2021-11-20 07:01:30,160 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 202 transitions, 1009 flow [2021-11-20 07:01:30,239 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 202 transitions, 979 flow, removed 15 selfloop flow, removed 12 redundant places. [2021-11-20 07:01:30,242 INFO L242 Difference]: Finished difference. Result has 152 places, 143 transitions, 565 flow [2021-11-20 07:01:30,243 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=433, PETRI_DIFFERENCE_MINUEND_PLACES=137, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=565, PETRI_PLACES=152, PETRI_TRANSITIONS=143} [2021-11-20 07:01:30,244 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 8 predicate places. [2021-11-20 07:01:30,244 INFO L470 AbstractCegarLoop]: Abstraction has has 152 places, 143 transitions, 565 flow [2021-11-20 07:01:30,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 115.16666666666667) internal successors, (691), 6 states have internal predecessors, (691), 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) [2021-11-20 07:01:30,244 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:01:30,245 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:01:30,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 07:01:30,245 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:01:30,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:01:30,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1293031668, now seen corresponding path program 1 times [2021-11-20 07:01:30,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:01:30,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190022444] [2021-11-20 07:01:30,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:01:30,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:01:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:01:30,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:01:30,381 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:01:30,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190022444] [2021-11-20 07:01:30,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190022444] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:01:30,381 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:01:30,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:01:30,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203508002] [2021-11-20 07:01:30,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:01:30,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:01:30,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:01:30,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:01:30,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:01:30,384 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 137 [2021-11-20 07:01:30,385 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 143 transitions, 565 flow. Second operand has 7 states, 7 states have (on average 110.71428571428571) internal successors, (775), 7 states have internal predecessors, (775), 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) [2021-11-20 07:01:30,386 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 07:01:30,386 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 137 [2021-11-20 07:01:30,386 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 07:01:32,157 INFO L129 PetriNetUnfolder]: 2171/6644 cut-off events. [2021-11-20 07:01:32,157 INFO L130 PetriNetUnfolder]: For 13237/14920 co-relation queries the response was YES. [2021-11-20 07:01:32,224 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20282 conditions, 6644 events. 2171/6644 cut-off events. For 13237/14920 co-relation queries the response was YES. Maximal size of possible extension queue 437. Compared 69678 event pairs, 819 based on Foata normal form. 114/6249 useless extension candidates. Maximal degree in co-relation 20199. Up to 1518 conditions per place. [2021-11-20 07:01:32,264 INFO L132 encePairwiseOnDemand]: 126/137 looper letters, 65 selfloop transitions, 22 changer transitions 4/198 dead transitions. [2021-11-20 07:01:32,265 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 198 transitions, 1150 flow [2021-11-20 07:01:32,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-20 07:01:32,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-20 07:01:32,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1162 transitions. [2021-11-20 07:01:32,270 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8481751824817518 [2021-11-20 07:01:32,270 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1162 transitions. [2021-11-20 07:01:32,270 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1162 transitions. [2021-11-20 07:01:32,271 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:01:32,271 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1162 transitions. [2021-11-20 07:01:32,276 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 116.2) internal successors, (1162), 10 states have internal predecessors, (1162), 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) [2021-11-20 07:01:32,280 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 137.0) internal successors, (1507), 11 states have internal predecessors, (1507), 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) [2021-11-20 07:01:32,281 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 137.0) internal successors, (1507), 11 states have internal predecessors, (1507), 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) [2021-11-20 07:01:32,281 INFO L186 Difference]: Start difference. First operand has 152 places, 143 transitions, 565 flow. Second operand 10 states and 1162 transitions. [2021-11-20 07:01:32,281 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 198 transitions, 1150 flow [2021-11-20 07:01:32,319 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 198 transitions, 1148 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-20 07:01:32,323 INFO L242 Difference]: Finished difference. Result has 168 places, 154 transitions, 745 flow [2021-11-20 07:01:32,324 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=563, PETRI_DIFFERENCE_MINUEND_PLACES=151, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=745, PETRI_PLACES=168, PETRI_TRANSITIONS=154} [2021-11-20 07:01:32,325 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 24 predicate places. [2021-11-20 07:01:32,325 INFO L470 AbstractCegarLoop]: Abstraction has has 168 places, 154 transitions, 745 flow [2021-11-20 07:01:32,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.71428571428571) internal successors, (775), 7 states have internal predecessors, (775), 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) [2021-11-20 07:01:32,326 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:01:32,326 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:01:32,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 07:01:32,326 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:01:32,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:01:32,327 INFO L85 PathProgramCache]: Analyzing trace with hash 123935608, now seen corresponding path program 1 times [2021-11-20 07:01:32,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:01:32,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838832569] [2021-11-20 07:01:32,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:01:32,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:01:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:01:32,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:01:32,467 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:01:32,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838832569] [2021-11-20 07:01:32,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838832569] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:01:32,468 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:01:32,468 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:01:32,468 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253841046] [2021-11-20 07:01:32,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:01:32,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:01:32,469 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:01:32,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:01:32,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:01:32,472 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 137 [2021-11-20 07:01:32,473 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 154 transitions, 745 flow. Second operand has 7 states, 7 states have (on average 115.0) internal successors, (805), 7 states have internal predecessors, (805), 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) [2021-11-20 07:01:32,474 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 07:01:32,474 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 137 [2021-11-20 07:01:32,474 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 07:01:36,036 INFO L129 PetriNetUnfolder]: 8163/15685 cut-off events. [2021-11-20 07:01:36,037 INFO L130 PetriNetUnfolder]: For 55113/62743 co-relation queries the response was YES. [2021-11-20 07:01:36,166 INFO L84 FinitePrefix]: Finished finitePrefix Result has 58623 conditions, 15685 events. 8163/15685 cut-off events. For 55113/62743 co-relation queries the response was YES. Maximal size of possible extension queue 1330. Compared 151015 event pairs, 339 based on Foata normal form. 740/15695 useless extension candidates. Maximal degree in co-relation 58532. Up to 4884 conditions per place. [2021-11-20 07:01:36,238 INFO L132 encePairwiseOnDemand]: 126/137 looper letters, 94 selfloop transitions, 32 changer transitions 12/253 dead transitions. [2021-11-20 07:01:36,238 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 180 places, 253 transitions, 1751 flow [2021-11-20 07:01:36,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-20 07:01:36,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-11-20 07:01:36,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1578 transitions. [2021-11-20 07:01:36,245 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8860190903986525 [2021-11-20 07:01:36,245 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1578 transitions. [2021-11-20 07:01:36,246 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1578 transitions. [2021-11-20 07:01:36,247 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:01:36,247 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1578 transitions. [2021-11-20 07:01:36,253 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 121.38461538461539) internal successors, (1578), 13 states have internal predecessors, (1578), 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) [2021-11-20 07:01:36,258 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-11-20 07:01:36,260 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-11-20 07:01:36,260 INFO L186 Difference]: Start difference. First operand has 168 places, 154 transitions, 745 flow. Second operand 13 states and 1578 transitions. [2021-11-20 07:01:36,260 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 180 places, 253 transitions, 1751 flow [2021-11-20 07:01:36,641 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 253 transitions, 1709 flow, removed 21 selfloop flow, removed 0 redundant places. [2021-11-20 07:01:36,647 INFO L242 Difference]: Finished difference. Result has 186 places, 170 transitions, 972 flow [2021-11-20 07:01:36,648 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=719, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=134, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=972, PETRI_PLACES=186, PETRI_TRANSITIONS=170} [2021-11-20 07:01:36,651 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 42 predicate places. [2021-11-20 07:01:36,652 INFO L470 AbstractCegarLoop]: Abstraction has has 186 places, 170 transitions, 972 flow [2021-11-20 07:01:36,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 115.0) internal successors, (805), 7 states have internal predecessors, (805), 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) [2021-11-20 07:01:36,653 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:01:36,653 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:01:36,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 07:01:36,654 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:01:36,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:01:36,656 INFO L85 PathProgramCache]: Analyzing trace with hash -222797554, now seen corresponding path program 1 times [2021-11-20 07:01:36,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:01:36,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373287325] [2021-11-20 07:01:36,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:01:36,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:01:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:01:36,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:01:36,893 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:01:36,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373287325] [2021-11-20 07:01:36,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373287325] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:01:36,894 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:01:36,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-20 07:01:36,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003580471] [2021-11-20 07:01:36,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:01:36,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 07:01:36,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:01:36,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 07:01:36,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-20 07:01:36,898 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 137 [2021-11-20 07:01:36,900 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 170 transitions, 972 flow. Second operand has 8 states, 8 states have (on average 115.0) internal successors, (920), 8 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) [2021-11-20 07:01:36,900 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 07:01:36,900 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 137 [2021-11-20 07:01:36,900 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 07:01:40,456 INFO L129 PetriNetUnfolder]: 7464/14723 cut-off events. [2021-11-20 07:01:40,456 INFO L130 PetriNetUnfolder]: For 90009/98177 co-relation queries the response was YES. [2021-11-20 07:01:40,598 INFO L84 FinitePrefix]: Finished finitePrefix Result has 68357 conditions, 14723 events. 7464/14723 cut-off events. For 90009/98177 co-relation queries the response was YES. Maximal size of possible extension queue 1319. Compared 145339 event pairs, 221 based on Foata normal form. 956/15020 useless extension candidates. Maximal degree in co-relation 68257. Up to 4605 conditions per place. [2021-11-20 07:01:40,883 INFO L132 encePairwiseOnDemand]: 126/137 looper letters, 87 selfloop transitions, 50 changer transitions 42/286 dead transitions. [2021-11-20 07:01:40,883 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 201 places, 286 transitions, 2313 flow [2021-11-20 07:01:40,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:01:40,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-11-20 07:01:40,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1940 transitions. [2021-11-20 07:01:40,892 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.885036496350365 [2021-11-20 07:01:40,892 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1940 transitions. [2021-11-20 07:01:40,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1940 transitions. [2021-11-20 07:01:40,894 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:01:40,894 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1940 transitions. [2021-11-20 07:01:40,905 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 121.25) internal successors, (1940), 16 states have internal predecessors, (1940), 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) [2021-11-20 07:01:40,912 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 137.0) internal successors, (2329), 17 states have internal predecessors, (2329), 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) [2021-11-20 07:01:40,914 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 137.0) internal successors, (2329), 17 states have internal predecessors, (2329), 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) [2021-11-20 07:01:40,914 INFO L186 Difference]: Start difference. First operand has 186 places, 170 transitions, 972 flow. Second operand 16 states and 1940 transitions. [2021-11-20 07:01:40,914 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 201 places, 286 transitions, 2313 flow [2021-11-20 07:01:43,837 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 196 places, 286 transitions, 2208 flow, removed 43 selfloop flow, removed 5 redundant places. [2021-11-20 07:01:43,842 INFO L242 Difference]: Finished difference. Result has 200 places, 186 transitions, 1218 flow [2021-11-20 07:01:43,842 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=875, PETRI_DIFFERENCE_MINUEND_PLACES=181, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=170, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=36, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=132, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=1218, PETRI_PLACES=200, PETRI_TRANSITIONS=186} [2021-11-20 07:01:43,843 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 56 predicate places. [2021-11-20 07:01:43,843 INFO L470 AbstractCegarLoop]: Abstraction has has 200 places, 186 transitions, 1218 flow [2021-11-20 07:01:43,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 115.0) internal successors, (920), 8 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) [2021-11-20 07:01:43,844 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:01:43,845 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:01:43,845 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-20 07:01:43,845 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:01:43,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:01:43,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1068755182, now seen corresponding path program 1 times [2021-11-20 07:01:43,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:01:43,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609257614] [2021-11-20 07:01:43,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:01:43,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:01:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:01:43,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:01:43,985 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:01:43,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609257614] [2021-11-20 07:01:43,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609257614] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:01:43,985 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:01:43,986 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:01:43,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166119862] [2021-11-20 07:01:43,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:01:43,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:01:43,987 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:01:43,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:01:43,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:01:43,989 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 137 [2021-11-20 07:01:43,991 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 186 transitions, 1218 flow. Second operand has 7 states, 7 states have (on average 116.42857142857143) internal successors, (815), 7 states have internal predecessors, (815), 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) [2021-11-20 07:01:43,991 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 07:01:43,991 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 137 [2021-11-20 07:01:43,991 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 07:01:45,707 INFO L129 PetriNetUnfolder]: 2891/9822 cut-off events. [2021-11-20 07:01:45,707 INFO L130 PetriNetUnfolder]: For 52498/54215 co-relation queries the response was YES. [2021-11-20 07:01:45,832 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37874 conditions, 9822 events. 2891/9822 cut-off events. For 52498/54215 co-relation queries the response was YES. Maximal size of possible extension queue 1122. Compared 124625 event pairs, 47 based on Foata normal form. 15/9308 useless extension candidates. Maximal degree in co-relation 37769. Up to 2534 conditions per place. [2021-11-20 07:01:45,875 INFO L132 encePairwiseOnDemand]: 131/137 looper letters, 41 selfloop transitions, 3 changer transitions 10/218 dead transitions. [2021-11-20 07:01:45,875 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 200 places, 218 transitions, 1536 flow [2021-11-20 07:01:45,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:01:45,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-11-20 07:01:45,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 847 transitions. [2021-11-20 07:01:45,879 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8832116788321168 [2021-11-20 07:01:45,879 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 847 transitions. [2021-11-20 07:01:45,879 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 847 transitions. [2021-11-20 07:01:45,880 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:01:45,881 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 847 transitions. [2021-11-20 07:01:45,884 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 121.0) internal successors, (847), 7 states have internal predecessors, (847), 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) [2021-11-20 07:01:45,887 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 137.0) internal successors, (1096), 8 states have internal predecessors, (1096), 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) [2021-11-20 07:01:45,888 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 137.0) internal successors, (1096), 8 states have internal predecessors, (1096), 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) [2021-11-20 07:01:45,888 INFO L186 Difference]: Start difference. First operand has 200 places, 186 transitions, 1218 flow. Second operand 7 states and 847 transitions. [2021-11-20 07:01:45,889 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 200 places, 218 transitions, 1536 flow [2021-11-20 07:01:49,424 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 218 transitions, 1197 flow, removed 136 selfloop flow, removed 17 redundant places. [2021-11-20 07:01:49,428 INFO L242 Difference]: Finished difference. Result has 188 places, 187 transitions, 942 flow [2021-11-20 07:01:49,429 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=911, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=186, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=183, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=942, PETRI_PLACES=188, PETRI_TRANSITIONS=187} [2021-11-20 07:01:49,430 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 44 predicate places. [2021-11-20 07:01:49,430 INFO L470 AbstractCegarLoop]: Abstraction has has 188 places, 187 transitions, 942 flow [2021-11-20 07:01:49,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 116.42857142857143) internal successors, (815), 7 states have internal predecessors, (815), 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) [2021-11-20 07:01:49,431 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:01:49,431 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:01:49,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-20 07:01:49,431 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:01:49,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:01:49,432 INFO L85 PathProgramCache]: Analyzing trace with hash -2107070598, now seen corresponding path program 2 times [2021-11-20 07:01:49,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:01:49,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131958939] [2021-11-20 07:01:49,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:01:49,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:01:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:01:49,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:01:49,566 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:01:49,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131958939] [2021-11-20 07:01:49,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131958939] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:01:49,567 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:01:49,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-20 07:01:49,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967894596] [2021-11-20 07:01:49,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:01:49,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-20 07:01:49,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:01:49,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-20 07:01:49,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-20 07:01:49,571 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 137 [2021-11-20 07:01:49,572 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 188 places, 187 transitions, 942 flow. Second operand has 9 states, 9 states have (on average 114.88888888888889) internal successors, (1034), 9 states have internal predecessors, (1034), 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) [2021-11-20 07:01:49,573 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 07:01:49,573 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 137 [2021-11-20 07:01:49,573 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 07:01:54,197 INFO L129 PetriNetUnfolder]: 10855/22003 cut-off events. [2021-11-20 07:01:54,197 INFO L130 PetriNetUnfolder]: For 65606/73495 co-relation queries the response was YES. [2021-11-20 07:01:54,389 INFO L84 FinitePrefix]: Finished finitePrefix Result has 78893 conditions, 22003 events. 10855/22003 cut-off events. For 65606/73495 co-relation queries the response was YES. Maximal size of possible extension queue 2058. Compared 236816 event pairs, 432 based on Foata normal form. 1263/22354 useless extension candidates. Maximal degree in co-relation 78858. Up to 2934 conditions per place. [2021-11-20 07:01:54,405 INFO L132 encePairwiseOnDemand]: 126/137 looper letters, 49 selfloop transitions, 43 changer transitions 84/279 dead transitions. [2021-11-20 07:01:54,406 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 203 places, 279 transitions, 1936 flow [2021-11-20 07:01:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-20 07:01:54,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-11-20 07:01:54,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2270 transitions. [2021-11-20 07:01:54,414 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8720706876680753 [2021-11-20 07:01:54,415 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2270 transitions. [2021-11-20 07:01:54,415 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2270 transitions. [2021-11-20 07:01:54,417 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:01:54,417 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2270 transitions. [2021-11-20 07:01:54,423 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 119.47368421052632) internal successors, (2270), 19 states have internal predecessors, (2270), 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) [2021-11-20 07:01:54,430 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 137.0) internal successors, (2740), 20 states have internal predecessors, (2740), 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) [2021-11-20 07:01:54,431 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 137.0) internal successors, (2740), 20 states have internal predecessors, (2740), 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) [2021-11-20 07:01:54,432 INFO L186 Difference]: Start difference. First operand has 188 places, 187 transitions, 942 flow. Second operand 19 states and 2270 transitions. [2021-11-20 07:01:54,432 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 203 places, 279 transitions, 1936 flow [2021-11-20 07:01:57,801 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 198 places, 279 transitions, 1857 flow, removed 37 selfloop flow, removed 5 redundant places. [2021-11-20 07:01:57,807 INFO L242 Difference]: Finished difference. Result has 205 places, 167 transitions, 897 flow [2021-11-20 07:01:57,807 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=911, PETRI_DIFFERENCE_MINUEND_PLACES=180, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=187, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=40, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=144, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=897, PETRI_PLACES=205, PETRI_TRANSITIONS=167} [2021-11-20 07:01:57,808 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 61 predicate places. [2021-11-20 07:01:57,809 INFO L470 AbstractCegarLoop]: Abstraction has has 205 places, 167 transitions, 897 flow [2021-11-20 07:01:57,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 114.88888888888889) internal successors, (1034), 9 states have internal predecessors, (1034), 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) [2021-11-20 07:01:57,810 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:01:57,810 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:01:57,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-20 07:01:57,811 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:01:57,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:01:57,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1950023218, now seen corresponding path program 1 times [2021-11-20 07:01:57,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:01:57,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557053254] [2021-11-20 07:01:57,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:01:57,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:01:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:01:57,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:01:58,000 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:01:58,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557053254] [2021-11-20 07:01:58,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557053254] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:01:58,004 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:01:58,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:01:58,005 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165897531] [2021-11-20 07:01:58,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:01:58,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:01:58,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:01:58,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:01:58,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:01:58,011 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 137 [2021-11-20 07:01:58,013 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 205 places, 167 transitions, 897 flow. Second operand has 7 states, 7 states have (on average 109.71428571428571) internal successors, (768), 7 states have internal predecessors, (768), 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) [2021-11-20 07:01:58,013 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 07:01:58,013 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 137 [2021-11-20 07:01:58,014 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 07:01:59,123 INFO L129 PetriNetUnfolder]: 1254/5140 cut-off events. [2021-11-20 07:01:59,123 INFO L130 PetriNetUnfolder]: For 11999/12549 co-relation queries the response was YES. [2021-11-20 07:01:59,157 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16231 conditions, 5140 events. 1254/5140 cut-off events. For 11999/12549 co-relation queries the response was YES. Maximal size of possible extension queue 603. Compared 62804 event pairs, 33 based on Foata normal form. 1/4876 useless extension candidates. Maximal degree in co-relation 16123. Up to 602 conditions per place. [2021-11-20 07:01:59,162 INFO L132 encePairwiseOnDemand]: 123/137 looper letters, 25 selfloop transitions, 14 changer transitions 27/193 dead transitions. [2021-11-20 07:01:59,162 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 203 places, 193 transitions, 1218 flow [2021-11-20 07:01:59,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:01:59,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-11-20 07:01:59,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 899 transitions. [2021-11-20 07:01:59,165 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8202554744525548 [2021-11-20 07:01:59,165 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 899 transitions. [2021-11-20 07:01:59,165 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 899 transitions. [2021-11-20 07:01:59,165 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:01:59,166 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 899 transitions. [2021-11-20 07:01:59,168 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 112.375) internal successors, (899), 8 states have internal predecessors, (899), 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) [2021-11-20 07:01:59,171 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 137.0) internal successors, (1233), 9 states have internal predecessors, (1233), 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) [2021-11-20 07:01:59,171 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 137.0) internal successors, (1233), 9 states have internal predecessors, (1233), 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) [2021-11-20 07:01:59,172 INFO L186 Difference]: Start difference. First operand has 205 places, 167 transitions, 897 flow. Second operand 8 states and 899 transitions. [2021-11-20 07:01:59,172 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 203 places, 193 transitions, 1218 flow [2021-11-20 07:01:59,389 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 184 places, 193 transitions, 1032 flow, removed 55 selfloop flow, removed 19 redundant places. [2021-11-20 07:01:59,391 INFO L242 Difference]: Finished difference. Result has 189 places, 160 transitions, 766 flow [2021-11-20 07:01:59,392 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=766, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=167, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=766, PETRI_PLACES=189, PETRI_TRANSITIONS=160} [2021-11-20 07:01:59,392 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 45 predicate places. [2021-11-20 07:01:59,393 INFO L470 AbstractCegarLoop]: Abstraction has has 189 places, 160 transitions, 766 flow [2021-11-20 07:01:59,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.71428571428571) internal successors, (768), 7 states have internal predecessors, (768), 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) [2021-11-20 07:01:59,393 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:01:59,394 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:01:59,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-20 07:01:59,394 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:01:59,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:01:59,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1158931078, now seen corresponding path program 2 times [2021-11-20 07:01:59,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:01:59,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840317827] [2021-11-20 07:01:59,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:01:59,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:01:59,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:01:59,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:01:59,516 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:01:59,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840317827] [2021-11-20 07:01:59,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840317827] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:01:59,517 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:01:59,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:01:59,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225758849] [2021-11-20 07:01:59,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:01:59,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:01:59,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:01:59,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:01:59,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:01:59,520 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 137 [2021-11-20 07:01:59,521 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 160 transitions, 766 flow. Second operand has 7 states, 7 states have (on average 116.57142857142857) internal successors, (816), 7 states have internal predecessors, (816), 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) [2021-11-20 07:01:59,521 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 07:01:59,521 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 137 [2021-11-20 07:01:59,521 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 07:01:59,923 INFO L129 PetriNetUnfolder]: 528/2409 cut-off events. [2021-11-20 07:01:59,923 INFO L130 PetriNetUnfolder]: For 3583/3672 co-relation queries the response was YES. [2021-11-20 07:01:59,938 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6541 conditions, 2409 events. 528/2409 cut-off events. For 3583/3672 co-relation queries the response was YES. Maximal size of possible extension queue 293. Compared 25773 event pairs, 3 based on Foata normal form. 1/2298 useless extension candidates. Maximal degree in co-relation 6508. Up to 288 conditions per place. [2021-11-20 07:01:59,943 INFO L132 encePairwiseOnDemand]: 131/137 looper letters, 23 selfloop transitions, 3 changer transitions 5/169 dead transitions. [2021-11-20 07:01:59,943 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 191 places, 169 transitions, 856 flow [2021-11-20 07:01:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:01:59,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-11-20 07:01:59,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 828 transitions. [2021-11-20 07:01:59,944 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8633993743482794 [2021-11-20 07:01:59,945 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 828 transitions. [2021-11-20 07:01:59,945 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 828 transitions. [2021-11-20 07:01:59,945 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:01:59,945 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 828 transitions. [2021-11-20 07:01:59,946 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 118.28571428571429) internal successors, (828), 7 states have internal predecessors, (828), 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) [2021-11-20 07:01:59,949 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 137.0) internal successors, (1096), 8 states have internal predecessors, (1096), 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) [2021-11-20 07:01:59,950 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 137.0) internal successors, (1096), 8 states have internal predecessors, (1096), 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) [2021-11-20 07:01:59,950 INFO L186 Difference]: Start difference. First operand has 189 places, 160 transitions, 766 flow. Second operand 7 states and 828 transitions. [2021-11-20 07:01:59,950 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 191 places, 169 transitions, 856 flow [2021-11-20 07:02:00,207 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 181 places, 169 transitions, 805 flow, removed 9 selfloop flow, removed 10 redundant places. [2021-11-20 07:02:00,210 INFO L242 Difference]: Finished difference. Result has 185 places, 160 transitions, 736 flow [2021-11-20 07:02:00,211 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=721, PETRI_DIFFERENCE_MINUEND_PLACES=175, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=160, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=736, PETRI_PLACES=185, PETRI_TRANSITIONS=160} [2021-11-20 07:02:00,211 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 41 predicate places. [2021-11-20 07:02:00,212 INFO L470 AbstractCegarLoop]: Abstraction has has 185 places, 160 transitions, 736 flow [2021-11-20 07:02:00,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 116.57142857142857) internal successors, (816), 7 states have internal predecessors, (816), 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) [2021-11-20 07:02:00,212 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:02:00,213 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:02:00,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-20 07:02:00,213 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:02:00,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:02:00,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1598578868, now seen corresponding path program 3 times [2021-11-20 07:02:00,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:02:00,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539023239] [2021-11-20 07:02:00,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:02:00,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:02:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:02:00,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:02:00,496 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:02:00,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539023239] [2021-11-20 07:02:00,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539023239] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:02:00,496 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:02:00,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-20 07:02:00,497 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629102520] [2021-11-20 07:02:00,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:02:00,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 07:02:00,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:02:00,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 07:02:00,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-20 07:02:00,500 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 137 [2021-11-20 07:02:00,510 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 160 transitions, 736 flow. Second operand has 8 states, 8 states have (on average 107.5) internal successors, (860), 8 states have internal predecessors, (860), 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) [2021-11-20 07:02:00,510 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 07:02:00,510 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 137 [2021-11-20 07:02:00,511 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 07:02:01,324 INFO L129 PetriNetUnfolder]: 854/3638 cut-off events. [2021-11-20 07:02:01,324 INFO L130 PetriNetUnfolder]: For 5562/5631 co-relation queries the response was YES. [2021-11-20 07:02:01,356 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9975 conditions, 3638 events. 854/3638 cut-off events. For 5562/5631 co-relation queries the response was YES. Maximal size of possible extension queue 459. Compared 42710 event pairs, 1 based on Foata normal form. 1/3463 useless extension candidates. Maximal degree in co-relation 9942. Up to 480 conditions per place. [2021-11-20 07:02:01,359 INFO L132 encePairwiseOnDemand]: 122/137 looper letters, 22 selfloop transitions, 17 changer transitions 31/184 dead transitions. [2021-11-20 07:02:01,360 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 191 places, 184 transitions, 1038 flow [2021-11-20 07:02:01,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-20 07:02:01,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-20 07:02:01,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1090 transitions. [2021-11-20 07:02:01,363 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7956204379562044 [2021-11-20 07:02:01,363 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1090 transitions. [2021-11-20 07:02:01,363 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1090 transitions. [2021-11-20 07:02:01,364 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:02:01,364 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1090 transitions. [2021-11-20 07:02:01,369 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 109.0) internal successors, (1090), 10 states have internal predecessors, (1090), 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) [2021-11-20 07:02:01,371 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 137.0) internal successors, (1507), 11 states have internal predecessors, (1507), 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) [2021-11-20 07:02:01,371 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 137.0) internal successors, (1507), 11 states have internal predecessors, (1507), 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) [2021-11-20 07:02:01,372 INFO L186 Difference]: Start difference. First operand has 185 places, 160 transitions, 736 flow. Second operand 10 states and 1090 transitions. [2021-11-20 07:02:01,372 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 191 places, 184 transitions, 1038 flow [2021-11-20 07:02:01,520 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 187 places, 184 transitions, 1026 flow, removed 5 selfloop flow, removed 4 redundant places. [2021-11-20 07:02:01,523 INFO L242 Difference]: Finished difference. Result has 194 places, 152 transitions, 704 flow [2021-11-20 07:02:01,524 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=728, PETRI_DIFFERENCE_MINUEND_PLACES=178, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=160, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=148, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=704, PETRI_PLACES=194, PETRI_TRANSITIONS=152} [2021-11-20 07:02:01,525 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 50 predicate places. [2021-11-20 07:02:01,525 INFO L470 AbstractCegarLoop]: Abstraction has has 194 places, 152 transitions, 704 flow [2021-11-20 07:02:01,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 107.5) internal successors, (860), 8 states have internal predecessors, (860), 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) [2021-11-20 07:02:01,525 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 07:02:01,526 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:02:01,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-20 07:02:01,526 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-20 07:02:01,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:02:01,527 INFO L85 PathProgramCache]: Analyzing trace with hash 530721420, now seen corresponding path program 4 times [2021-11-20 07:02:01,527 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:02:01,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022795802] [2021-11-20 07:02:01,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:02:01,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:02:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:02:01,568 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:02:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:02:01,670 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:02:01,671 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 07:02:01,672 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2021-11-20 07:02:01,674 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-11-20 07:02:01,674 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2021-11-20 07:02:01,674 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining) [2021-11-20 07:02:01,674 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining) [2021-11-20 07:02:01,675 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (1 of 7 remaining) [2021-11-20 07:02:01,675 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-11-20 07:02:01,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-20 07:02:01,680 INFO L732 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:02:01,686 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-20 07:02:01,686 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 07:02:01,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 07:02:01 BasicIcfg [2021-11-20 07:02:01,991 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 07:02:01,992 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 07:02:01,992 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 07:02:01,992 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 07:02:01,993 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:01:21" (3/4) ... [2021-11-20 07:02:01,995 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-20 07:02:02,232 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/witness.graphml [2021-11-20 07:02:02,232 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 07:02:02,233 INFO L158 Benchmark]: Toolchain (without parser) took 43030.58ms. Allocated memory was 90.2MB in the beginning and 8.0GB in the end (delta: 7.9GB). Free memory was 54.2MB in the beginning and 7.0GB in the end (delta: -7.0GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2021-11-20 07:02:02,234 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 90.2MB. Free memory was 60.0MB in the beginning and 60.0MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:02:02,235 INFO L158 Benchmark]: CACSL2BoogieTranslator took 687.20ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 51.1MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 07:02:02,235 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.52ms. Allocated memory is still 90.2MB. Free memory was 51.1MB in the beginning and 48.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:02:02,236 INFO L158 Benchmark]: Boogie Preprocessor took 41.40ms. Allocated memory is still 90.2MB. Free memory was 48.4MB in the beginning and 46.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:02:02,236 INFO L158 Benchmark]: RCFGBuilder took 1250.03ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 46.3MB in the beginning and 79.7MB in the end (delta: -33.4MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2021-11-20 07:02:02,237 INFO L158 Benchmark]: TraceAbstraction took 40745.40ms. Allocated memory was 109.1MB in the beginning and 8.0GB in the end (delta: 7.9GB). Free memory was 78.9MB in the beginning and 6.7GB in the end (delta: -6.6GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2021-11-20 07:02:02,237 INFO L158 Benchmark]: Witness Printer took 240.58ms. Allocated memory is still 8.0GB. Free memory was 6.7GB in the beginning and 7.0GB in the end (delta: -330.3MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2021-11-20 07:02:02,243 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 90.2MB. Free memory was 60.0MB in the beginning and 60.0MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 687.20ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 51.1MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.52ms. Allocated memory is still 90.2MB. Free memory was 51.1MB in the beginning and 48.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.40ms. Allocated memory is still 90.2MB. Free memory was 48.4MB in the beginning and 46.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1250.03ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 46.3MB in the beginning and 79.7MB in the end (delta: -33.4MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * TraceAbstraction took 40745.40ms. Allocated memory was 109.1MB in the beginning and 8.0GB in the end (delta: 7.9GB). Free memory was 78.9MB in the beginning and 6.7GB in the end (delta: -6.6GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Witness Printer took 240.58ms. Allocated memory is still 8.0GB. Free memory was 6.7GB in the beginning and 7.0GB in the end (delta: -330.3MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L714] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L716] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0] [L718] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L720] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L722] 0 int b = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0] [L723] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0] [L724] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0] [L726] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L728] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L730] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L731] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L732] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L733] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L734] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L735] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L736] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L737] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0] [L738] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0] [L739] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L740] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L741] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L742] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L743] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0] [L744] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L745] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L746] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L747] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L748] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L749] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L750] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L856] 0 pthread_t t973; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t973={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L857] FCALL, FORK 0 pthread_create(&t973, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t973, ((void *)0), P0, ((void *)0))=-3, t973={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L858] 0 pthread_t t974; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t973={5:0}, t974={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L859] FCALL, FORK 0 pthread_create(&t974, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t974, ((void *)0), P1, ((void *)0))=-2, t973={5:0}, t974={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L860] 0 pthread_t t975; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t973={5:0}, t974={6:0}, t975={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L861] FCALL, FORK 0 pthread_create(&t975, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t975, ((void *)0), P2, ((void *)0))=-1, t973={5:0}, t974={6:0}, t975={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L862] 0 pthread_t t976; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t973={5:0}, t974={6:0}, t975={7:0}, t976={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L863] FCALL, FORK 0 pthread_create(&t976, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t976, ((void *)0), P3, ((void *)0))=0, t973={5:0}, t974={6:0}, t975={7:0}, t976={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L812] 4 z$w_buff1 = z$w_buff0 [L813] 4 z$w_buff0 = 1 [L814] 4 z$w_buff1_used = z$w_buff0_used [L815] 4 z$w_buff0_used = (_Bool)1 [L816] CALL 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 4 !(!expression) [L816] RET 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L817] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L818] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L819] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L820] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L821] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L822] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L825] 4 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L828] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L831] 4 __unbuffered_p3_EBX = b VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 1 b = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L757] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L769] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L772] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L784] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L787] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L788] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L789] 3 z$flush_delayed = weak$$choice2 [L790] 3 z$mem_tmp = z [L791] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L791] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L792] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L792] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L793] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L793] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L794] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L794] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L795] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L796] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L796] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L797] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L797] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L798] 3 __unbuffered_p2_EAX = z [L799] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L799] 3 z = z$flush_delayed ? z$mem_tmp : z [L800] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L834] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L834] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L835] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L835] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L836] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L836] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L837] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L837] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L838] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L838] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L841] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L805] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L762] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L865] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t973={5:0}, t974={6:0}, t975={7:0}, t976={3:0}, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L867] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L867] RET 0 assume_abort_if_not(main$tmp_guard0) [L869] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L869] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L869] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L869] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L870] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L870] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L871] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L871] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L872] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L872] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L873] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L873] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L876] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t973={5:0}, t974={6:0}, t975={7:0}, t976={3:0}, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L878] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 863]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 859]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 861]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 857]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 172 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 40.3s, OverallIterations: 13, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 37.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 744 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 744 mSDsluCounter, 779 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1225 mSDsCounter, 179 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1460 IncrementalHoareTripleChecker+Invalid, 1639 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 179 mSolverCounterUnsat, 167 mSDtfsCounter, 1460 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 159 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1218occurred in iteration=7, InterpolantAutomatonStates: 129, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1259 NumberOfCodeBlocks, 1259 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1141 ConstructedInterpolants, 0 QuantifiedInterpolants, 4823 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-20 07:02:02,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed94d6d0-9cba-48e4-a273-d3acb935f0df/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE