./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix004.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix004.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN --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 81dfcecae183e47a2274a923e55daf761c46d6146ab2c58970ae115599afe231 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:45:47,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:45:47,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:45:47,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:45:47,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:45:47,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:45:47,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:45:47,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:45:47,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:45:47,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:45:47,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:45:47,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:45:47,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:45:47,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:45:47,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:45:47,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:45:47,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:45:47,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:45:47,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:45:47,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:45:47,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:45:47,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:45:47,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:45:47,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:45:47,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:45:47,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:45:47,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:45:47,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:45:47,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:45:47,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:45:47,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:45:47,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:45:47,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:45:47,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:45:47,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:45:47,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:45:47,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:45:47,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:45:47,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:45:47,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:45:47,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:45:47,747 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 12:45:47,786 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:45:47,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:45:47,787 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:45:47,787 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:45:47,788 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:45:47,789 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:45:47,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:45:47,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:45:47,790 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:45:47,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:45:47,792 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 12:45:47,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:45:47,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 12:45:47,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:45:47,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:45:47,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:45:47,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:45:47,794 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 12:45:47,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:45:47,794 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:45:47,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:45:47,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:45:47,795 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:45:47,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:45:47,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:45:47,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:45:47,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:45:47,797 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:45:47,797 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:45:47,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 12:45:47,798 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:45:47,798 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:45:47,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:45:47,799 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_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81dfcecae183e47a2274a923e55daf761c46d6146ab2c58970ae115599afe231 [2022-11-20 12:45:48,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:45:48,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:45:48,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:45:48,165 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:45:48,165 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:45:48,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/pthread-wmm/mix004.oepc.i [2022-11-20 12:45:51,175 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:45:51,557 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:45:51,557 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/sv-benchmarks/c/pthread-wmm/mix004.oepc.i [2022-11-20 12:45:51,572 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/data/be878cfcc/737c024f58cc4771906d116ca85f39db/FLAG17e7258b1 [2022-11-20 12:45:51,587 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/data/be878cfcc/737c024f58cc4771906d116ca85f39db [2022-11-20 12:45:51,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:45:51,591 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:45:51,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:45:51,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:45:51,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:45:51,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:45:51" (1/1) ... [2022-11-20 12:45:51,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e83a5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:51, skipping insertion in model container [2022-11-20 12:45:51,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:45:51" (1/1) ... [2022-11-20 12:45:51,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:45:51,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:45:51,831 WARN L237 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_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/sv-benchmarks/c/pthread-wmm/mix004.oepc.i[945,958] [2022-11-20 12:45:52,078 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:45:52,093 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:45:52,106 WARN L237 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_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/sv-benchmarks/c/pthread-wmm/mix004.oepc.i[945,958] [2022-11-20 12:45:52,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:45:52,247 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:45:52,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52 WrapperNode [2022-11-20 12:45:52,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:45:52,250 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:45:52,250 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:45:52,250 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:45:52,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52" (1/1) ... [2022-11-20 12:45:52,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52" (1/1) ... [2022-11-20 12:45:52,341 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2022-11-20 12:45:52,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:45:52,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:45:52,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:45:52,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:45:52,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52" (1/1) ... [2022-11-20 12:45:52,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52" (1/1) ... [2022-11-20 12:45:52,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52" (1/1) ... [2022-11-20 12:45:52,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52" (1/1) ... [2022-11-20 12:45:52,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52" (1/1) ... [2022-11-20 12:45:52,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52" (1/1) ... [2022-11-20 12:45:52,399 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52" (1/1) ... [2022-11-20 12:45:52,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52" (1/1) ... [2022-11-20 12:45:52,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:45:52,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:45:52,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:45:52,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:45:52,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52" (1/1) ... [2022-11-20 12:45:52,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:45:52,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:45:52,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:45:52,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:45:52,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 12:45:52,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 12:45:52,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:45:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 12:45:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 12:45:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 12:45:52,511 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 12:45:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 12:45:52,513 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 12:45:52,513 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 12:45:52,513 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 12:45:52,513 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 12:45:52,513 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 12:45:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 12:45:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 12:45:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:45:52,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:45:52,516 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 12:45:52,739 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:45:52,741 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:45:53,143 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:45:53,403 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:45:53,404 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 12:45:53,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:45:53 BoogieIcfgContainer [2022-11-20 12:45:53,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:45:53,409 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 12:45:53,409 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 12:45:53,413 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 12:45:53,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:45:51" (1/3) ... [2022-11-20 12:45:53,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4300f5ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:45:53, skipping insertion in model container [2022-11-20 12:45:53,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:52" (2/3) ... [2022-11-20 12:45:53,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4300f5ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:45:53, skipping insertion in model container [2022-11-20 12:45:53,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:45:53" (3/3) ... [2022-11-20 12:45:53,416 INFO L112 eAbstractionObserver]: Analyzing ICFG mix004.oepc.i [2022-11-20 12:45:53,425 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-20 12:45:53,436 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 12:45:53,436 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 12:45:53,437 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-20 12:45:53,503 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-20 12:45:53,548 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 152 places, 141 transitions, 302 flow [2022-11-20 12:45:53,630 INFO L130 PetriNetUnfolder]: 2/137 cut-off events. [2022-11-20 12:45:53,630 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-20 12:45:53,636 INFO L83 FinitePrefix]: Finished finitePrefix Result has 150 conditions, 137 events. 2/137 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 75 event pairs, 0 based on Foata normal form. 0/133 useless extension candidates. Maximal degree in co-relation 93. Up to 2 conditions per place. [2022-11-20 12:45:53,636 INFO L82 GeneralOperation]: Start removeDead. Operand has 152 places, 141 transitions, 302 flow [2022-11-20 12:45:53,641 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 148 places, 137 transitions, 286 flow [2022-11-20 12:45:53,656 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 12:45:53,661 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@71d12b82, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 12:45:53,662 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-20 12:45:53,677 INFO L130 PetriNetUnfolder]: 0/53 cut-off events. [2022-11-20 12:45:53,677 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-20 12:45:53,678 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:45:53,678 INFO L209 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] [2022-11-20 12:45:53,679 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:45:53,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:45:53,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1066551313, now seen corresponding path program 1 times [2022-11-20 12:45:53,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:45:53,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162605356] [2022-11-20 12:45:53,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:45:53,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:45:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:45:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:45:54,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:45:54,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162605356] [2022-11-20 12:45:54,288 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162605356] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:45:54,288 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:45:54,288 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 12:45:54,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802455916] [2022-11-20 12:45:54,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:45:54,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:45:54,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:45:54,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:45:54,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:45:54,347 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 141 [2022-11-20 12:45:54,351 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 137 transitions, 286 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) [2022-11-20 12:45:54,351 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-20 12:45:54,351 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 141 [2022-11-20 12:45:54,352 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-20 12:45:54,765 INFO L130 PetriNetUnfolder]: 162/551 cut-off events. [2022-11-20 12:45:54,765 INFO L131 PetriNetUnfolder]: For 22/22 co-relation queries the response was YES. [2022-11-20 12:45:54,774 INFO L83 FinitePrefix]: Finished finitePrefix Result has 857 conditions, 551 events. 162/551 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 2918 event pairs, 34 based on Foata normal form. 53/575 useless extension candidates. Maximal degree in co-relation 797. Up to 191 conditions per place. [2022-11-20 12:45:54,780 INFO L137 encePairwiseOnDemand]: 136/141 looper letters, 18 selfloop transitions, 2 changer transitions 0/141 dead transitions. [2022-11-20 12:45:54,780 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 141 transitions, 343 flow [2022-11-20 12:45:54,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:45:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-20 12:45:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 400 transitions. [2022-11-20 12:45:54,802 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9456264775413712 [2022-11-20 12:45:54,803 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 400 transitions. [2022-11-20 12:45:54,803 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 400 transitions. [2022-11-20 12:45:54,808 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:45:54,810 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 400 transitions. [2022-11-20 12:45:54,816 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 133.33333333333334) internal successors, (400), 3 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:45:54,825 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:45:54,826 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:45:54,828 INFO L175 Difference]: Start difference. First operand has 148 places, 137 transitions, 286 flow. Second operand 3 states and 400 transitions. [2022-11-20 12:45:54,829 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 141 transitions, 343 flow [2022-11-20 12:45:54,833 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 141 transitions, 336 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-20 12:45:54,839 INFO L231 Difference]: Finished difference. Result has 144 places, 133 transitions, 278 flow [2022-11-20 12:45:54,841 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=274, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=278, PETRI_PLACES=144, PETRI_TRANSITIONS=133} [2022-11-20 12:45:54,848 INFO L288 CegarLoopForPetriNet]: 148 programPoint places, -4 predicate places. [2022-11-20 12:45:54,848 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 133 transitions, 278 flow [2022-11-20 12:45:54,849 INFO L496 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) [2022-11-20 12:45:54,849 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:45:54,850 INFO L209 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] [2022-11-20 12:45:54,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 12:45:54,850 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:45:54,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:45:54,851 INFO L85 PathProgramCache]: Analyzing trace with hash 207651251, now seen corresponding path program 1 times [2022-11-20 12:45:54,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:45:54,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702923383] [2022-11-20 12:45:54,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:45:54,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:45:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:45:55,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:45:55,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:45:55,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702923383] [2022-11-20 12:45:55,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702923383] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:45:55,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:45:55,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 12:45:55,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303496205] [2022-11-20 12:45:55,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:45:55,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-20 12:45:55,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:45:55,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 12:45:55,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-20 12:45:55,436 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 141 [2022-11-20 12:45:55,437 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 133 transitions, 278 flow. Second operand has 7 states, 7 states have (on average 110.42857142857143) internal successors, (773), 7 states have internal predecessors, (773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:45:55,437 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-20 12:45:55,438 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 141 [2022-11-20 12:45:55,438 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-20 12:45:59,096 INFO L130 PetriNetUnfolder]: 6157/13838 cut-off events. [2022-11-20 12:45:59,096 INFO L131 PetriNetUnfolder]: For 568/568 co-relation queries the response was YES. [2022-11-20 12:45:59,150 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22976 conditions, 13838 events. 6157/13838 cut-off events. For 568/568 co-relation queries the response was YES. Maximal size of possible extension queue 606. Compared 131024 event pairs, 861 based on Foata normal form. 0/13597 useless extension candidates. Maximal degree in co-relation 22912. Up to 4372 conditions per place. [2022-11-20 12:45:59,187 INFO L137 encePairwiseOnDemand]: 133/141 looper letters, 33 selfloop transitions, 4 changer transitions 80/208 dead transitions. [2022-11-20 12:45:59,187 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 208 transitions, 650 flow [2022-11-20 12:45:59,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 12:45:59,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-11-20 12:45:59,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1186 transitions. [2022-11-20 12:45:59,191 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8411347517730496 [2022-11-20 12:45:59,191 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1186 transitions. [2022-11-20 12:45:59,191 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1186 transitions. [2022-11-20 12:45:59,192 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:45:59,192 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1186 transitions. [2022-11-20 12:45:59,195 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 118.6) internal successors, (1186), 10 states have internal predecessors, (1186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:45:59,199 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:45:59,200 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:45:59,200 INFO L175 Difference]: Start difference. First operand has 144 places, 133 transitions, 278 flow. Second operand 10 states and 1186 transitions. [2022-11-20 12:45:59,200 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 153 places, 208 transitions, 650 flow [2022-11-20 12:45:59,205 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 208 transitions, 632 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-20 12:45:59,208 INFO L231 Difference]: Finished difference. Result has 158 places, 119 transitions, 270 flow [2022-11-20 12:45:59,209 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=274, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=270, PETRI_PLACES=158, PETRI_TRANSITIONS=119} [2022-11-20 12:45:59,210 INFO L288 CegarLoopForPetriNet]: 148 programPoint places, 10 predicate places. [2022-11-20 12:45:59,211 INFO L495 AbstractCegarLoop]: Abstraction has has 158 places, 119 transitions, 270 flow [2022-11-20 12:45:59,212 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.42857142857143) internal successors, (773), 7 states have internal predecessors, (773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:45:59,212 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:45:59,212 INFO L209 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] [2022-11-20 12:45:59,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 12:45:59,213 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:45:59,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:45:59,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1892263458, now seen corresponding path program 1 times [2022-11-20 12:45:59,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:45:59,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730326037] [2022-11-20 12:45:59,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:45:59,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:45:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:45:59,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:45:59,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:45:59,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730326037] [2022-11-20 12:45:59,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730326037] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:45:59,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:45:59,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 12:45:59,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364356778] [2022-11-20 12:45:59,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:45:59,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-20 12:45:59,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:45:59,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 12:45:59,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-20 12:45:59,630 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 141 [2022-11-20 12:45:59,632 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 119 transitions, 270 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) [2022-11-20 12:45:59,632 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-20 12:45:59,632 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 141 [2022-11-20 12:45:59,633 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-20 12:46:01,573 INFO L130 PetriNetUnfolder]: 4062/6547 cut-off events. [2022-11-20 12:46:01,574 INFO L131 PetriNetUnfolder]: For 1488/1488 co-relation queries the response was YES. [2022-11-20 12:46:01,602 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13883 conditions, 6547 events. 4062/6547 cut-off events. For 1488/1488 co-relation queries the response was YES. Maximal size of possible extension queue 357. Compared 41386 event pairs, 558 based on Foata normal form. 144/6595 useless extension candidates. Maximal degree in co-relation 13810. Up to 3207 conditions per place. [2022-11-20 12:46:01,629 INFO L137 encePairwiseOnDemand]: 135/141 looper letters, 36 selfloop transitions, 2 changer transitions 58/187 dead transitions. [2022-11-20 12:46:01,629 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 187 transitions, 621 flow [2022-11-20 12:46:01,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 12:46:01,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-20 12:46:01,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1070 transitions. [2022-11-20 12:46:01,633 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.843183609141056 [2022-11-20 12:46:01,633 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1070 transitions. [2022-11-20 12:46:01,633 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1070 transitions. [2022-11-20 12:46:01,634 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:46:01,634 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1070 transitions. [2022-11-20 12:46:01,637 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 118.88888888888889) internal successors, (1070), 9 states have internal predecessors, (1070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:01,640 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 141.0) internal successors, (1410), 10 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:01,641 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 141.0) internal successors, (1410), 10 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:01,641 INFO L175 Difference]: Start difference. First operand has 158 places, 119 transitions, 270 flow. Second operand 9 states and 1070 transitions. [2022-11-20 12:46:01,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 187 transitions, 621 flow [2022-11-20 12:46:01,737 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 187 transitions, 583 flow, removed 14 selfloop flow, removed 9 redundant places. [2022-11-20 12:46:01,740 INFO L231 Difference]: Finished difference. Result has 144 places, 119 transitions, 270 flow [2022-11-20 12:46:01,740 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=250, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=270, PETRI_PLACES=144, PETRI_TRANSITIONS=119} [2022-11-20 12:46:01,741 INFO L288 CegarLoopForPetriNet]: 148 programPoint places, -4 predicate places. [2022-11-20 12:46:01,741 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 119 transitions, 270 flow [2022-11-20 12:46:01,742 INFO L496 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) [2022-11-20 12:46:01,742 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:46:01,743 INFO L209 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] [2022-11-20 12:46:01,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 12:46:01,743 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:46:01,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:46:01,744 INFO L85 PathProgramCache]: Analyzing trace with hash 2131535323, now seen corresponding path program 1 times [2022-11-20 12:46:01,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:46:01,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033806421] [2022-11-20 12:46:01,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:46:01,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:46:01,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:46:02,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:46:02,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:46:02,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033806421] [2022-11-20 12:46:02,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033806421] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:46:02,024 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:46:02,024 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 12:46:02,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273010729] [2022-11-20 12:46:02,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:46:02,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 12:46:02,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:46:02,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 12:46:02,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-20 12:46:02,033 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2022-11-20 12:46:02,034 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 119 transitions, 270 flow. Second operand has 6 states, 6 states have (on average 116.0) internal successors, (696), 6 states have internal predecessors, (696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:02,034 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-20 12:46:02,035 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2022-11-20 12:46:02,035 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-20 12:46:03,704 INFO L130 PetriNetUnfolder]: 4140/7475 cut-off events. [2022-11-20 12:46:03,704 INFO L131 PetriNetUnfolder]: For 433/433 co-relation queries the response was YES. [2022-11-20 12:46:03,741 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14274 conditions, 7475 events. 4140/7475 cut-off events. For 433/433 co-relation queries the response was YES. Maximal size of possible extension queue 526. Compared 57530 event pairs, 187 based on Foata normal form. 0/7341 useless extension candidates. Maximal degree in co-relation 14207. Up to 2233 conditions per place. [2022-11-20 12:46:03,771 INFO L137 encePairwiseOnDemand]: 130/141 looper letters, 38 selfloop transitions, 7 changer transitions 60/201 dead transitions. [2022-11-20 12:46:03,771 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 201 transitions, 650 flow [2022-11-20 12:46:03,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 12:46:03,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-11-20 12:46:03,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1247 transitions. [2022-11-20 12:46:03,776 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8843971631205674 [2022-11-20 12:46:03,777 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1247 transitions. [2022-11-20 12:46:03,777 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1247 transitions. [2022-11-20 12:46:03,781 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:46:03,782 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1247 transitions. [2022-11-20 12:46:03,786 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 124.7) internal successors, (1247), 10 states have internal predecessors, (1247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:03,791 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:03,792 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:03,792 INFO L175 Difference]: Start difference. First operand has 144 places, 119 transitions, 270 flow. Second operand 10 states and 1247 transitions. [2022-11-20 12:46:03,793 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 201 transitions, 650 flow [2022-11-20 12:46:03,842 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 201 transitions, 634 flow, removed 6 selfloop flow, removed 8 redundant places. [2022-11-20 12:46:03,845 INFO L231 Difference]: Finished difference. Result has 145 places, 122 transitions, 320 flow [2022-11-20 12:46:03,849 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=254, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=320, PETRI_PLACES=145, PETRI_TRANSITIONS=122} [2022-11-20 12:46:03,850 INFO L288 CegarLoopForPetriNet]: 148 programPoint places, -3 predicate places. [2022-11-20 12:46:03,850 INFO L495 AbstractCegarLoop]: Abstraction has has 145 places, 122 transitions, 320 flow [2022-11-20 12:46:03,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 116.0) internal successors, (696), 6 states have internal predecessors, (696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:03,851 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:46:03,851 INFO L209 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] [2022-11-20 12:46:03,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 12:46:03,852 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:46:03,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:46:03,853 INFO L85 PathProgramCache]: Analyzing trace with hash -205820769, now seen corresponding path program 1 times [2022-11-20 12:46:03,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:46:03,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424462200] [2022-11-20 12:46:03,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:46:03,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:46:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:46:04,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:46:04,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:46:04,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424462200] [2022-11-20 12:46:04,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424462200] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:46:04,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:46:04,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 12:46:04,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747277376] [2022-11-20 12:46:04,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:46:04,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-20 12:46:04,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:46:04,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 12:46:04,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-20 12:46:04,280 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 141 [2022-11-20 12:46:04,282 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 122 transitions, 320 flow. Second operand has 7 states, 7 states have (on average 109.28571428571429) internal successors, (765), 7 states have internal predecessors, (765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:04,282 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-20 12:46:04,282 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 141 [2022-11-20 12:46:04,282 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-20 12:46:07,405 INFO L130 PetriNetUnfolder]: 7147/14484 cut-off events. [2022-11-20 12:46:07,406 INFO L131 PetriNetUnfolder]: For 5602/6722 co-relation queries the response was YES. [2022-11-20 12:46:07,489 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31854 conditions, 14484 events. 7147/14484 cut-off events. For 5602/6722 co-relation queries the response was YES. Maximal size of possible extension queue 728. Compared 133078 event pairs, 1517 based on Foata normal form. 304/14232 useless extension candidates. Maximal degree in co-relation 31780. Up to 4407 conditions per place. [2022-11-20 12:46:07,560 INFO L137 encePairwiseOnDemand]: 127/141 looper letters, 84 selfloop transitions, 24 changer transitions 0/200 dead transitions. [2022-11-20 12:46:07,560 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 200 transitions, 698 flow [2022-11-20 12:46:07,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 12:46:07,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-11-20 12:46:07,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1276 transitions. [2022-11-20 12:46:07,564 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8226950354609929 [2022-11-20 12:46:07,564 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1276 transitions. [2022-11-20 12:46:07,564 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1276 transitions. [2022-11-20 12:46:07,565 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:46:07,565 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1276 transitions. [2022-11-20 12:46:07,568 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:07,571 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:07,572 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:07,572 INFO L175 Difference]: Start difference. First operand has 145 places, 122 transitions, 320 flow. Second operand 11 states and 1276 transitions. [2022-11-20 12:46:07,572 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 200 transitions, 698 flow [2022-11-20 12:46:07,607 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 200 transitions, 683 flow, removed 3 selfloop flow, removed 5 redundant places. [2022-11-20 12:46:07,610 INFO L231 Difference]: Finished difference. Result has 152 places, 141 transitions, 477 flow [2022-11-20 12:46:07,611 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=305, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=477, PETRI_PLACES=152, PETRI_TRANSITIONS=141} [2022-11-20 12:46:07,614 INFO L288 CegarLoopForPetriNet]: 148 programPoint places, 4 predicate places. [2022-11-20 12:46:07,614 INFO L495 AbstractCegarLoop]: Abstraction has has 152 places, 141 transitions, 477 flow [2022-11-20 12:46:07,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.28571428571429) internal successors, (765), 7 states have internal predecessors, (765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:07,615 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:46:07,615 INFO L209 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] [2022-11-20 12:46:07,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-20 12:46:07,616 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:46:07,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:46:07,618 INFO L85 PathProgramCache]: Analyzing trace with hash 921165451, now seen corresponding path program 2 times [2022-11-20 12:46:07,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:46:07,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950211648] [2022-11-20 12:46:07,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:46:07,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:46:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:46:07,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:46:07,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:46:07,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950211648] [2022-11-20 12:46:07,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950211648] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:46:07,945 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:46:07,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 12:46:07,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481675592] [2022-11-20 12:46:07,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:46:07,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-20 12:46:07,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:46:07,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 12:46:07,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-20 12:46:07,949 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2022-11-20 12:46:07,950 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 141 transitions, 477 flow. Second operand has 7 states, 7 states have (on average 116.0) internal successors, (812), 7 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:07,950 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-20 12:46:07,950 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2022-11-20 12:46:07,950 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-20 12:46:08,762 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][123], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 9#L880-3true, 132#L780true, 18#L849true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 84#L820true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 248#(and (= ~z~0 1) (<= 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|))), 212#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:08,763 INFO L383 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-11-20 12:46:08,763 INFO L386 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-11-20 12:46:08,763 INFO L386 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-11-20 12:46:08,763 INFO L386 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-11-20 12:46:08,936 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][141], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 60#L823true, Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 9#L880-3true, Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 234#(= ~z~0 1), 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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|))), 212#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:08,937 INFO L383 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-11-20 12:46:08,937 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-20 12:46:08,937 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-20 12:46:08,938 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-20 12:46:09,140 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][123], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 132#L780true, 18#L849true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 84#L820true, 36#L883true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:09,141 INFO L383 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-11-20 12:46:09,141 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-20 12:46:09,141 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-20 12:46:09,141 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-20 12:46:09,400 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][154], [60#L823true, Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, 18#L849true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 262#true, 234#(= ~z~0 1), 36#L883true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:09,401 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-20 12:46:09,401 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-20 12:46:09,401 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-20 12:46:09,401 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-20 12:46:09,519 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][141], [60#L823true, Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 18#L849true, 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 234#(= ~z~0 1), 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 36#L883true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:09,519 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-20 12:46:09,519 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-20 12:46:09,519 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-20 12:46:09,519 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-20 12:46:09,679 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][134], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 79#L884-1true, 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 84#L820true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:09,680 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-20 12:46:09,680 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-20 12:46:09,680 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-20 12:46:09,680 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-20 12:46:09,712 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][171], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 278#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 60#L823true, Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 79#L884-1true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:09,712 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-20 12:46:09,713 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:09,713 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:09,716 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:09,844 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][154], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 60#L823true, Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 262#true, 79#L884-1true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:09,844 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-20 12:46:09,844 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:09,845 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:09,845 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:09,847 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][134], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 132#L780true, 18#L849true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 80#L2true, 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 84#L820true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:09,847 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-20 12:46:09,847 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:09,847 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:09,848 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:10,062 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][171], [60#L823true, Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 278#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 18#L849true, 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 80#L2true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:10,062 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-20 12:46:10,062 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:10,062 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:10,062 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:10,063 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][154], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 60#L823true, Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 262#true, 80#L2true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:10,064 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-20 12:46:10,064 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:10,064 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:10,064 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:10,066 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][144], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 132#L780true, 18#L849true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 84#L820true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, 67#L3true, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:10,067 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-20 12:46:10,067 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:10,067 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:10,067 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:10,172 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][187], [60#L823true, Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, 18#L849true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, 67#L3true, P2Thread1of1ForFork0InUse, 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:10,172 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-20 12:46:10,172 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-20 12:46:10,172 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-20 12:46:10,172 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-20 12:46:10,174 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][154], [60#L823true, Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, 18#L849true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 262#true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, 67#L3true, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:10,174 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-20 12:46:10,174 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-20 12:46:10,174 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-20 12:46:10,174 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-20 12:46:10,292 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][154], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 60#L823true, Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 18#L849true, 132#L780true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 262#true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, 31#L2-1true, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:10,292 INFO L383 tUnfolder$Statistics]: this new event has 97 ancestors and is cut-off event [2022-11-20 12:46:10,293 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-20 12:46:10,293 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-20 12:46:10,293 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-20 12:46:10,367 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([342] L891-->L894: 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 1) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0) (= v_~__unbuffered_p3_EAX~0_3 1))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~__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} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~__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} AuxVars[] AssignedVars[~main$tmp_guard1~0][201], [60#L823true, Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 32#L894true, 29#L790true, 262#true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, 28#L833true, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:10,368 INFO L383 tUnfolder$Statistics]: this new event has 99 ancestors and is cut-off event [2022-11-20 12:46:10,368 INFO L386 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-11-20 12:46:10,369 INFO L386 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-11-20 12:46:10,369 INFO L386 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-11-20 12:46:10,433 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][154], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 60#L823true, Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 18#L849true, 132#L780true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 83#L891true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 252#(and (= ~z~0 1) (<= 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: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 262#true, 234#(= ~z~0 1), Black: 186#(= ~__unbuffered_p2_EAX~0 0), Black: 161#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:10,434 INFO L383 tUnfolder$Statistics]: this new event has 99 ancestors and is cut-off event [2022-11-20 12:46:10,434 INFO L386 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-11-20 12:46:10,434 INFO L386 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-11-20 12:46:10,434 INFO L386 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-11-20 12:46:10,746 INFO L130 PetriNetUnfolder]: 6325/12666 cut-off events. [2022-11-20 12:46:10,747 INFO L131 PetriNetUnfolder]: For 17523/18853 co-relation queries the response was YES. [2022-11-20 12:46:10,815 INFO L83 FinitePrefix]: Finished finitePrefix Result has 36409 conditions, 12666 events. 6325/12666 cut-off events. For 17523/18853 co-relation queries the response was YES. Maximal size of possible extension queue 811. Compared 112968 event pairs, 501 based on Foata normal form. 404/12625 useless extension candidates. Maximal degree in co-relation 36333. Up to 3230 conditions per place. [2022-11-20 12:46:10,859 INFO L137 encePairwiseOnDemand]: 131/141 looper letters, 89 selfloop transitions, 23 changer transitions 3/226 dead transitions. [2022-11-20 12:46:10,859 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 226 transitions, 1124 flow [2022-11-20 12:46:10,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 12:46:10,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-11-20 12:46:10,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1246 transitions. [2022-11-20 12:46:10,863 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8836879432624114 [2022-11-20 12:46:10,863 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1246 transitions. [2022-11-20 12:46:10,863 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1246 transitions. [2022-11-20 12:46:10,864 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:46:10,864 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1246 transitions. [2022-11-20 12:46:10,867 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 124.6) internal successors, (1246), 10 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:10,870 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:10,871 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:10,871 INFO L175 Difference]: Start difference. First operand has 152 places, 141 transitions, 477 flow. Second operand 10 states and 1246 transitions. [2022-11-20 12:46:10,871 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 226 transitions, 1124 flow [2022-11-20 12:46:10,901 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 159 places, 226 transitions, 1113 flow, removed 1 selfloop flow, removed 2 redundant places. [2022-11-20 12:46:10,904 INFO L231 Difference]: Finished difference. Result has 164 places, 155 transitions, 674 flow [2022-11-20 12:46:10,904 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=466, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=674, PETRI_PLACES=164, PETRI_TRANSITIONS=155} [2022-11-20 12:46:10,905 INFO L288 CegarLoopForPetriNet]: 148 programPoint places, 16 predicate places. [2022-11-20 12:46:10,905 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 155 transitions, 674 flow [2022-11-20 12:46:10,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 116.0) internal successors, (812), 7 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:10,906 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:46:10,906 INFO L209 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] [2022-11-20 12:46:10,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-20 12:46:10,907 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:46:10,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:46:10,907 INFO L85 PathProgramCache]: Analyzing trace with hash -987352125, now seen corresponding path program 1 times [2022-11-20 12:46:10,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:46:10,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137848221] [2022-11-20 12:46:10,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:46:10,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:46:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:46:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:46:11,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:46:11,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137848221] [2022-11-20 12:46:11,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137848221] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:46:11,322 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:46:11,322 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-20 12:46:11,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711289168] [2022-11-20 12:46:11,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:46:11,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-20 12:46:11,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:46:11,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 12:46:11,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 12:46:11,324 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2022-11-20 12:46:11,325 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 155 transitions, 674 flow. Second operand has 8 states, 8 states have (on average 116.125) internal successors, (929), 8 states have internal predecessors, (929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:11,326 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-20 12:46:11,326 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2022-11-20 12:46:11,326 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-20 12:46:12,212 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][123], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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|))), 84#L820true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 9#L880-3true, 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 298#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 234#(= ~z~0 1), Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), 212#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-11-20 12:46:12,213 INFO L383 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-11-20 12:46:12,213 INFO L386 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-11-20 12:46:12,213 INFO L386 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-11-20 12:46:12,213 INFO L386 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-11-20 12:46:12,350 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][142], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 60#L823true, Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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|))), 300#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 9#L880-3true, Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 234#(= ~z~0 1), Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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|))), 212#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:12,351 INFO L383 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-11-20 12:46:12,351 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-20 12:46:12,351 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-20 12:46:12,351 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-20 12:46:12,514 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][123], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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|))), 84#L820true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 298#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 234#(= ~z~0 1), 36#L883true, Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:12,514 INFO L383 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-11-20 12:46:12,514 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-20 12:46:12,515 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-20 12:46:12,515 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-20 12:46:12,696 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][142], [60#L823true, Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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|))), 262#true, 300#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 36#L883true, 234#(= ~z~0 1), Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:12,697 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-20 12:46:12,697 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-20 12:46:12,697 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-20 12:46:12,697 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-20 12:46:12,924 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][142], [60#L823true, Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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|))), 300#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 234#(= ~z~0 1), 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 36#L883true, Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:12,925 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-20 12:46:12,925 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-20 12:46:12,925 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-20 12:46:12,925 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-20 12:46:13,052 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][135], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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|))), 302#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 79#L884-1true, 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 84#L820true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 234#(= ~z~0 1), Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:13,052 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-20 12:46:13,052 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-20 12:46:13,052 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-20 12:46:13,052 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-20 12:46:13,082 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][167], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 278#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 60#L823true, Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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|))), 79#L884-1true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 234#(= ~z~0 1), 306#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:13,083 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-20 12:46:13,083 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:13,083 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:13,083 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:13,214 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][167], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 60#L823true, Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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|))), 262#true, 79#L884-1true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 234#(= ~z~0 1), 306#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:13,215 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-20 12:46:13,215 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:13,215 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:13,215 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:13,217 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][135], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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|))), 302#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 84#L820true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 80#L2true, 234#(= ~z~0 1), Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:13,217 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-20 12:46:13,217 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:13,218 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:13,218 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-20 12:46:13,372 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][167], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 60#L823true, 278#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 80#L2true, 234#(= ~z~0 1), 306#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:13,372 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-20 12:46:13,372 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:13,372 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:13,372 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:13,374 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][167], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 60#L823true, Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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|))), 262#true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, Black: 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 80#L2true, 234#(= ~z~0 1), 306#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:13,374 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-20 12:46:13,374 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:13,374 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:13,374 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:13,379 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][145], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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|))), 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 304#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 84#L820true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, 67#L3true, P2Thread1of1ForFork0InUse, Black: 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 234#(= ~z~0 1), Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:13,379 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-20 12:46:13,379 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:13,379 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:13,380 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-20 12:46:13,618 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][178], [60#L823true, Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 308#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, 67#L3true, P2Thread1of1ForFork0InUse, Black: 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 234#(= ~z~0 1), Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:13,619 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-20 12:46:13,619 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-20 12:46:13,619 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-20 12:46:13,619 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-20 12:46:13,620 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([427] L833-->L849: Formula: (let ((.cse9 (= (mod v_~a$r_buff1_thd4~0_48 256) 0)) (.cse6 (= (mod v_~a$r_buff0_thd4~0_48 256) 0))) (let ((.cse7 (not .cse6)) (.cse3 (and .cse9 .cse6)) (.cse4 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse6)) (.cse12 (= (mod v_~a$w_buff0_used~0_138 256) 0))) (let ((.cse10 (or .cse3 .cse4 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse1 (ite .cse10 v_~a~0_100 (ite .cse11 v_~a$w_buff0~0_59 v_~a$w_buff1~0_52))) (.cse5 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse2 (= (mod v_~a$w_buff0_used~0_137 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_26 256) 0)))) (and (= (ite .cse0 v_~a$mem_tmp~0_20 .cse1) v_~a~0_98) (= (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse2 .cse3 .cse4) v_~a$w_buff1_used~0_127 0)) v_~a$w_buff1_used~0_126) (= v_~a$r_buff0_thd4~0_47 (ite .cse0 v_~a$r_buff0_thd4~0_48 (ite (or .cse2 .cse3 (and .cse5 .cse6)) v_~a$r_buff0_thd4~0_48 (ite (and .cse7 (not .cse2)) 0 v_~a$r_buff0_thd4~0_48)))) (= v_~__unbuffered_p3_EBX~0_12 .cse1) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_52 v_~a$w_buff1~0_51) (= v_~a$w_buff0~0_59 v_~a$w_buff0~0_58) (= (ite .cse0 v_~a$r_buff1_thd4~0_48 (ite (let ((.cse8 (= (mod v_~a$r_buff0_thd4~0_47 256) 0))) (or (and .cse5 .cse8) .cse2 (and .cse9 .cse8))) v_~a$r_buff1_thd4~0_48 0)) v_~a$r_buff1_thd4~0_47) (= v_~a$flush_delayed~0_33 0) (= v_~a~0_100 v_~a$mem_tmp~0_20) (= (ite .cse0 v_~a$w_buff0_used~0_138 (ite .cse10 v_~a$w_buff0_used~0_138 (ite .cse11 0 v_~a$w_buff0_used~0_138))) v_~a$w_buff0_used~0_137) (= v_~weak$$choice2~0_26 |v_P3Thread1of1ForFork2_#t~nondet4_1|)))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_100, ~a$w_buff1~0=v_~a$w_buff1~0_52, ~a$w_buff0~0=v_~a$w_buff0~0_59, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_48, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_138, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_48, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_47, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_137, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_12, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_47, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_20, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_51, ~a$flush_delayed~0=v_~a$flush_delayed~0_33, ~a$w_buff0~0=v_~a$w_buff0~0_58, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_26} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][178], [Black: 250#(and (= ~z~0 1) (<= 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 (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 60#L823true, Black: 242#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 244#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 308#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 18#L849true, Black: 246#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 252#(and (= ~z~0 1) (<= 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|))), 262#true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, P1Thread1of1ForFork3InUse, 67#L3true, P2Thread1of1ForFork0InUse, Black: 274#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 266#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 280#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 272#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L780true, Black: 218#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L790true, 234#(= ~z~0 1), Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 248#(and (= ~z~0 1) (<= 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: 240#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))))]) [2022-11-20 12:46:13,620 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-20 12:46:13,620 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-20 12:46:13,620 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-20 12:46:13,620 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-20 12:46:13,911 INFO L130 PetriNetUnfolder]: 5607/10998 cut-off events. [2022-11-20 12:46:13,911 INFO L131 PetriNetUnfolder]: For 31198/32551 co-relation queries the response was YES. [2022-11-20 12:46:13,964 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39028 conditions, 10998 events. 5607/10998 cut-off events. For 31198/32551 co-relation queries the response was YES. Maximal size of possible extension queue 802. Compared 96472 event pairs, 412 based on Foata normal form. 254/10832 useless extension candidates. Maximal degree in co-relation 38949. Up to 3032 conditions per place. [2022-11-20 12:46:14,002 INFO L137 encePairwiseOnDemand]: 131/141 looper letters, 93 selfloop transitions, 41 changer transitions 28/265 dead transitions. [2022-11-20 12:46:14,002 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 265 transitions, 1652 flow [2022-11-20 12:46:14,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-20 12:46:14,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-11-20 12:46:14,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1623 transitions. [2022-11-20 12:46:14,006 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8854337152209493 [2022-11-20 12:46:14,007 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1623 transitions. [2022-11-20 12:46:14,007 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1623 transitions. [2022-11-20 12:46:14,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:46:14,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1623 transitions. [2022-11-20 12:46:14,011 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 124.84615384615384) internal successors, (1623), 13 states have internal predecessors, (1623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:14,015 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 141.0) internal successors, (1974), 14 states have internal predecessors, (1974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:14,016 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 141.0) internal successors, (1974), 14 states have internal predecessors, (1974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:14,016 INFO L175 Difference]: Start difference. First operand has 164 places, 155 transitions, 674 flow. Second operand 13 states and 1623 transitions. [2022-11-20 12:46:14,016 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 265 transitions, 1652 flow [2022-11-20 12:46:14,746 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 265 transitions, 1569 flow, removed 38 selfloop flow, removed 2 redundant places. [2022-11-20 12:46:14,749 INFO L231 Difference]: Finished difference. Result has 177 places, 170 transitions, 942 flow [2022-11-20 12:46:14,750 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=591, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=942, PETRI_PLACES=177, PETRI_TRANSITIONS=170} [2022-11-20 12:46:14,750 INFO L288 CegarLoopForPetriNet]: 148 programPoint places, 29 predicate places. [2022-11-20 12:46:14,751 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 170 transitions, 942 flow [2022-11-20 12:46:14,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 116.125) internal successors, (929), 8 states have internal predecessors, (929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:14,751 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:46:14,752 INFO L209 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] [2022-11-20 12:46:14,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-20 12:46:14,752 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:46:14,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:46:14,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1192813814, now seen corresponding path program 1 times [2022-11-20 12:46:14,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:46:14,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416691930] [2022-11-20 12:46:14,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:46:14,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:46:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:46:15,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:46:15,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:46:15,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416691930] [2022-11-20 12:46:15,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416691930] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:46:15,757 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:46:15,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-20 12:46:15,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050390859] [2022-11-20 12:46:15,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:46:15,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-20 12:46:15,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:46:15,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-20 12:46:15,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-11-20 12:46:15,760 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 141 [2022-11-20 12:46:15,762 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 170 transitions, 942 flow. Second operand has 9 states, 9 states have (on average 114.55555555555556) internal successors, (1031), 9 states have internal predecessors, (1031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:15,762 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-20 12:46:15,762 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 141 [2022-11-20 12:46:15,762 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-20 12:46:17,655 INFO L130 PetriNetUnfolder]: 2679/8969 cut-off events. [2022-11-20 12:46:17,655 INFO L131 PetriNetUnfolder]: For 37506/38591 co-relation queries the response was YES. [2022-11-20 12:46:17,702 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31523 conditions, 8969 events. 2679/8969 cut-off events. For 37506/38591 co-relation queries the response was YES. Maximal size of possible extension queue 924. Compared 107899 event pairs, 178 based on Foata normal form. 11/8592 useless extension candidates. Maximal degree in co-relation 31434. Up to 2204 conditions per place. [2022-11-20 12:46:17,726 INFO L137 encePairwiseOnDemand]: 130/141 looper letters, 48 selfloop transitions, 14 changer transitions 22/226 dead transitions. [2022-11-20 12:46:17,726 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 183 places, 226 transitions, 1336 flow [2022-11-20 12:46:17,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 12:46:17,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-11-20 12:46:17,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1193 transitions. [2022-11-20 12:46:17,732 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8460992907801419 [2022-11-20 12:46:17,733 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1193 transitions. [2022-11-20 12:46:17,733 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1193 transitions. [2022-11-20 12:46:17,734 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:46:17,734 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1193 transitions. [2022-11-20 12:46:17,737 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 119.3) internal successors, (1193), 10 states have internal predecessors, (1193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:17,739 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:17,740 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:17,740 INFO L175 Difference]: Start difference. First operand has 177 places, 170 transitions, 942 flow. Second operand 10 states and 1193 transitions. [2022-11-20 12:46:17,741 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 183 places, 226 transitions, 1336 flow [2022-11-20 12:46:19,118 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 226 transitions, 1009 flow, removed 140 selfloop flow, removed 13 redundant places. [2022-11-20 12:46:19,121 INFO L231 Difference]: Finished difference. Result has 176 places, 182 transitions, 721 flow [2022-11-20 12:46:19,121 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=631, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=170, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=721, PETRI_PLACES=176, PETRI_TRANSITIONS=182} [2022-11-20 12:46:19,122 INFO L288 CegarLoopForPetriNet]: 148 programPoint places, 28 predicate places. [2022-11-20 12:46:19,122 INFO L495 AbstractCegarLoop]: Abstraction has has 176 places, 182 transitions, 721 flow [2022-11-20 12:46:19,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 114.55555555555556) internal successors, (1031), 9 states have internal predecessors, (1031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:19,123 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:46:19,123 INFO L209 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] [2022-11-20 12:46:19,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-20 12:46:19,123 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:46:19,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:46:19,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1212101762, now seen corresponding path program 2 times [2022-11-20 12:46:19,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:46:19,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501211694] [2022-11-20 12:46:19,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:46:19,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:46:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:46:19,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:46:19,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:46:19,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501211694] [2022-11-20 12:46:19,667 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501211694] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:46:19,667 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:46:19,667 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-20 12:46:19,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355467551] [2022-11-20 12:46:19,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:46:19,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-20 12:46:19,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:46:19,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-20 12:46:19,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-20 12:46:19,671 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2022-11-20 12:46:19,672 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 182 transitions, 721 flow. Second operand has 9 states, 9 states have (on average 116.22222222222223) internal successors, (1046), 9 states have internal predecessors, (1046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:19,672 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-20 12:46:19,672 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2022-11-20 12:46:19,672 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-20 12:46:23,410 INFO L130 PetriNetUnfolder]: 10130/20752 cut-off events. [2022-11-20 12:46:23,410 INFO L131 PetriNetUnfolder]: For 29073/31313 co-relation queries the response was YES. [2022-11-20 12:46:23,530 INFO L83 FinitePrefix]: Finished finitePrefix Result has 62218 conditions, 20752 events. 10130/20752 cut-off events. For 29073/31313 co-relation queries the response was YES. Maximal size of possible extension queue 1488. Compared 212029 event pairs, 252 based on Foata normal form. 424/20687 useless extension candidates. Maximal degree in co-relation 62190. Up to 3118 conditions per place. [2022-11-20 12:46:23,565 INFO L137 encePairwiseOnDemand]: 131/141 looper letters, 118 selfloop transitions, 47 changer transitions 96/361 dead transitions. [2022-11-20 12:46:23,565 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 361 transitions, 2261 flow [2022-11-20 12:46:23,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-20 12:46:23,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-11-20 12:46:23,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1959 transitions. [2022-11-20 12:46:23,571 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8683510638297872 [2022-11-20 12:46:23,572 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1959 transitions. [2022-11-20 12:46:23,572 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1959 transitions. [2022-11-20 12:46:23,574 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:46:23,574 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1959 transitions. [2022-11-20 12:46:23,579 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 122.4375) internal successors, (1959), 16 states have internal predecessors, (1959), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:23,583 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 141.0) internal successors, (2397), 17 states have internal predecessors, (2397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:23,584 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 141.0) internal successors, (2397), 17 states have internal predecessors, (2397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:23,584 INFO L175 Difference]: Start difference. First operand has 176 places, 182 transitions, 721 flow. Second operand 16 states and 1959 transitions. [2022-11-20 12:46:23,584 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 361 transitions, 2261 flow [2022-11-20 12:46:24,583 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 361 transitions, 2239 flow, removed 8 selfloop flow, removed 6 redundant places. [2022-11-20 12:46:24,586 INFO L231 Difference]: Finished difference. Result has 185 places, 172 transitions, 779 flow [2022-11-20 12:46:24,586 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=694, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=181, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=44, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=134, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=779, PETRI_PLACES=185, PETRI_TRANSITIONS=172} [2022-11-20 12:46:24,587 INFO L288 CegarLoopForPetriNet]: 148 programPoint places, 37 predicate places. [2022-11-20 12:46:24,587 INFO L495 AbstractCegarLoop]: Abstraction has has 185 places, 172 transitions, 779 flow [2022-11-20 12:46:24,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 116.22222222222223) internal successors, (1046), 9 states have internal predecessors, (1046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:24,588 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:46:24,588 INFO L209 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, 1, 1, 1, 1] [2022-11-20 12:46:24,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-20 12:46:24,589 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:46:24,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:46:24,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1272394543, now seen corresponding path program 1 times [2022-11-20 12:46:24,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:46:24,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693906349] [2022-11-20 12:46:24,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:46:24,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:46:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:46:24,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:46:24,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:46:24,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693906349] [2022-11-20 12:46:24,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693906349] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:46:24,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:46:24,974 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 12:46:24,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454769524] [2022-11-20 12:46:24,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:46:24,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-20 12:46:24,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:46:24,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 12:46:24,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-20 12:46:24,978 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 141 [2022-11-20 12:46:24,979 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 172 transitions, 779 flow. Second operand has 7 states, 7 states have (on average 118.0) internal successors, (826), 7 states have internal predecessors, (826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:24,979 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-20 12:46:24,979 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 141 [2022-11-20 12:46:24,980 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-20 12:46:26,326 INFO L130 PetriNetUnfolder]: 3148/10908 cut-off events. [2022-11-20 12:46:26,327 INFO L131 PetriNetUnfolder]: For 18135/18583 co-relation queries the response was YES. [2022-11-20 12:46:26,405 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30742 conditions, 10908 events. 3148/10908 cut-off events. For 18135/18583 co-relation queries the response was YES. Maximal size of possible extension queue 1094. Compared 139132 event pairs, 205 based on Foata normal form. 2/10439 useless extension candidates. Maximal degree in co-relation 30692. Up to 970 conditions per place. [2022-11-20 12:46:26,421 INFO L137 encePairwiseOnDemand]: 135/141 looper letters, 46 selfloop transitions, 3 changer transitions 11/203 dead transitions. [2022-11-20 12:46:26,422 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 203 transitions, 1058 flow [2022-11-20 12:46:26,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 12:46:26,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-11-20 12:46:26,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 847 transitions. [2022-11-20 12:46:26,425 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8581560283687943 [2022-11-20 12:46:26,425 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 847 transitions. [2022-11-20 12:46:26,425 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 847 transitions. [2022-11-20 12:46:26,426 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:46:26,426 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 847 transitions. [2022-11-20 12:46:26,428 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) [2022-11-20 12:46:26,430 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 141.0) internal successors, (1128), 8 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:26,430 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 141.0) internal successors, (1128), 8 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:26,431 INFO L175 Difference]: Start difference. First operand has 185 places, 172 transitions, 779 flow. Second operand 7 states and 847 transitions. [2022-11-20 12:46:26,431 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 203 transitions, 1058 flow [2022-11-20 12:46:27,411 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 171 places, 203 transitions, 943 flow, removed 24 selfloop flow, removed 16 redundant places. [2022-11-20 12:46:27,414 INFO L231 Difference]: Finished difference. Result has 176 places, 173 transitions, 712 flow [2022-11-20 12:46:27,415 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=684, PETRI_DIFFERENCE_MINUEND_PLACES=165, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=172, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=712, PETRI_PLACES=176, PETRI_TRANSITIONS=173} [2022-11-20 12:46:27,415 INFO L288 CegarLoopForPetriNet]: 148 programPoint places, 28 predicate places. [2022-11-20 12:46:27,415 INFO L495 AbstractCegarLoop]: Abstraction has has 176 places, 173 transitions, 712 flow [2022-11-20 12:46:27,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 118.0) internal successors, (826), 7 states have internal predecessors, (826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:27,416 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:46:27,416 INFO L209 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, 1, 1, 1, 1] [2022-11-20 12:46:27,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-20 12:46:27,417 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:46:27,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:46:27,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1662676409, now seen corresponding path program 2 times [2022-11-20 12:46:27,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:46:27,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066807456] [2022-11-20 12:46:27,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:46:27,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:46:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:46:27,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:46:27,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:46:27,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066807456] [2022-11-20 12:46:27,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066807456] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:46:27,913 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:46:27,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 12:46:27,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553441465] [2022-11-20 12:46:27,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:46:27,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-20 12:46:27,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:46:27,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 12:46:27,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-20 12:46:27,917 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2022-11-20 12:46:27,918 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 173 transitions, 712 flow. Second operand has 7 states, 7 states have (on average 117.14285714285714) internal successors, (820), 7 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:27,918 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-20 12:46:27,918 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2022-11-20 12:46:27,919 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-20 12:46:30,651 INFO L130 PetriNetUnfolder]: 5729/18983 cut-off events. [2022-11-20 12:46:30,651 INFO L131 PetriNetUnfolder]: For 19634/20113 co-relation queries the response was YES. [2022-11-20 12:46:30,779 INFO L83 FinitePrefix]: Finished finitePrefix Result has 47185 conditions, 18983 events. 5729/18983 cut-off events. For 19634/20113 co-relation queries the response was YES. Maximal size of possible extension queue 2123. Compared 264114 event pairs, 311 based on Foata normal form. 1/18173 useless extension candidates. Maximal degree in co-relation 47158. Up to 1705 conditions per place. [2022-11-20 12:46:30,799 INFO L137 encePairwiseOnDemand]: 135/141 looper letters, 49 selfloop transitions, 3 changer transitions 6/202 dead transitions. [2022-11-20 12:46:30,799 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 202 transitions, 958 flow [2022-11-20 12:46:30,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 12:46:30,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-11-20 12:46:30,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 841 transitions. [2022-11-20 12:46:30,803 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8520770010131712 [2022-11-20 12:46:30,803 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 841 transitions. [2022-11-20 12:46:30,803 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 841 transitions. [2022-11-20 12:46:30,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:46:30,804 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 841 transitions. [2022-11-20 12:46:30,806 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 120.14285714285714) internal successors, (841), 7 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:30,808 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 141.0) internal successors, (1128), 8 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:30,808 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 141.0) internal successors, (1128), 8 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:30,809 INFO L175 Difference]: Start difference. First operand has 176 places, 173 transitions, 712 flow. Second operand 7 states and 841 transitions. [2022-11-20 12:46:30,809 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 202 transitions, 958 flow [2022-11-20 12:46:32,932 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 202 transitions, 947 flow, removed 5 selfloop flow, removed 4 redundant places. [2022-11-20 12:46:32,935 INFO L231 Difference]: Finished difference. Result has 180 places, 174 transitions, 730 flow [2022-11-20 12:46:32,936 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=705, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=730, PETRI_PLACES=180, PETRI_TRANSITIONS=174} [2022-11-20 12:46:32,936 INFO L288 CegarLoopForPetriNet]: 148 programPoint places, 32 predicate places. [2022-11-20 12:46:32,937 INFO L495 AbstractCegarLoop]: Abstraction has has 180 places, 174 transitions, 730 flow [2022-11-20 12:46:32,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 117.14285714285714) internal successors, (820), 7 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:32,937 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:46:32,938 INFO L209 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, 1, 1, 1, 1] [2022-11-20 12:46:32,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-20 12:46:32,938 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:46:32,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:46:32,938 INFO L85 PathProgramCache]: Analyzing trace with hash -473585573, now seen corresponding path program 3 times [2022-11-20 12:46:32,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:46:32,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751829905] [2022-11-20 12:46:32,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:46:32,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:46:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:46:34,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:46:34,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:46:34,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751829905] [2022-11-20 12:46:34,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751829905] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:46:34,870 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:46:34,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-20 12:46:34,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460604901] [2022-11-20 12:46:34,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:46:34,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-20 12:46:34,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:46:34,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-20 12:46:34,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2022-11-20 12:46:34,873 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 141 [2022-11-20 12:46:34,875 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 180 places, 174 transitions, 730 flow. Second operand has 14 states, 14 states have (on average 110.0) internal successors, (1540), 14 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:34,875 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-20 12:46:34,875 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 141 [2022-11-20 12:46:34,875 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-20 12:46:37,677 INFO L130 PetriNetUnfolder]: 6091/20050 cut-off events. [2022-11-20 12:46:37,678 INFO L131 PetriNetUnfolder]: For 22465/23634 co-relation queries the response was YES. [2022-11-20 12:46:37,884 INFO L83 FinitePrefix]: Finished finitePrefix Result has 50648 conditions, 20050 events. 6091/20050 cut-off events. For 22465/23634 co-relation queries the response was YES. Maximal size of possible extension queue 2464. Compared 285569 event pairs, 111 based on Foata normal form. 179/19254 useless extension candidates. Maximal degree in co-relation 50619. Up to 2143 conditions per place. [2022-11-20 12:46:37,903 INFO L137 encePairwiseOnDemand]: 130/141 looper letters, 39 selfloop transitions, 9 changer transitions 13/198 dead transitions. [2022-11-20 12:46:37,903 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 198 transitions, 950 flow [2022-11-20 12:46:37,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-20 12:46:37,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2022-11-20 12:46:37,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1347 transitions. [2022-11-20 12:46:37,906 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7960992907801419 [2022-11-20 12:46:37,906 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1347 transitions. [2022-11-20 12:46:37,907 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1347 transitions. [2022-11-20 12:46:37,907 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:46:37,907 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1347 transitions. [2022-11-20 12:46:37,910 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 112.25) internal successors, (1347), 12 states have internal predecessors, (1347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:37,913 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 141.0) internal successors, (1833), 13 states have internal predecessors, (1833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:37,914 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 141.0) internal successors, (1833), 13 states have internal predecessors, (1833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:37,914 INFO L175 Difference]: Start difference. First operand has 180 places, 174 transitions, 730 flow. Second operand 12 states and 1347 transitions. [2022-11-20 12:46:37,915 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 188 places, 198 transitions, 950 flow [2022-11-20 12:46:40,937 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 184 places, 198 transitions, 939 flow, removed 5 selfloop flow, removed 4 redundant places. [2022-11-20 12:46:40,940 INFO L231 Difference]: Finished difference. Result has 189 places, 173 transitions, 745 flow [2022-11-20 12:46:40,940 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=723, PETRI_DIFFERENCE_MINUEND_PLACES=173, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=174, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=165, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=745, PETRI_PLACES=189, PETRI_TRANSITIONS=173} [2022-11-20 12:46:40,943 INFO L288 CegarLoopForPetriNet]: 148 programPoint places, 41 predicate places. [2022-11-20 12:46:40,943 INFO L495 AbstractCegarLoop]: Abstraction has has 189 places, 173 transitions, 745 flow [2022-11-20 12:46:40,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 110.0) internal successors, (1540), 14 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:46:40,944 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-20 12:46:40,945 INFO L209 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, 1, 1, 1, 1] [2022-11-20 12:46:40,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-20 12:46:40,945 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-20 12:46:40,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:46:40,946 INFO L85 PathProgramCache]: Analyzing trace with hash -275644891, now seen corresponding path program 4 times [2022-11-20 12:46:40,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:46:40,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435494225] [2022-11-20 12:46:40,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:46:40,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:46:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:46:41,017 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:46:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:46:41,120 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:46:41,120 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 12:46:41,121 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-11-20 12:46:41,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-11-20 12:46:41,124 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2022-11-20 12:46:41,124 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2022-11-20 12:46:41,124 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2022-11-20 12:46:41,125 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2022-11-20 12:46:41,125 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-11-20 12:46:41,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-20 12:46:41,126 INFO L444 BasicCegarLoop]: Path program histogram: [4, 2, 2, 1, 1, 1, 1, 1] [2022-11-20 12:46:41,133 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-20 12:46:41,133 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 12:46:41,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 12:46:41 BasicIcfg [2022-11-20 12:46:41,313 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 12:46:41,314 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 12:46:41,314 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 12:46:41,314 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 12:46:41,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:45:53" (3/4) ... [2022-11-20 12:46:41,317 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 12:46:41,620 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 12:46:41,621 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 12:46:41,621 INFO L158 Benchmark]: Toolchain (without parser) took 50030.93ms. Allocated memory was 155.2MB in the beginning and 9.8GB in the end (delta: 9.7GB). Free memory was 120.9MB in the beginning and 8.7GB in the end (delta: -8.6GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2022-11-20 12:46:41,622 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 155.2MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:46:41,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 656.92ms. Allocated memory is still 155.2MB. Free memory was 120.9MB in the beginning and 97.1MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 12:46:41,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.37ms. Allocated memory is still 155.2MB. Free memory was 97.1MB in the beginning and 94.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 12:46:41,623 INFO L158 Benchmark]: Boogie Preprocessor took 61.20ms. Allocated memory is still 155.2MB. Free memory was 94.4MB in the beginning and 92.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:46:41,623 INFO L158 Benchmark]: RCFGBuilder took 1002.07ms. Allocated memory was 155.2MB in the beginning and 188.7MB in the end (delta: 33.6MB). Free memory was 92.3MB in the beginning and 152.7MB in the end (delta: -60.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-20 12:46:41,624 INFO L158 Benchmark]: TraceAbstraction took 47903.93ms. Allocated memory was 188.7MB in the beginning and 9.8GB in the end (delta: 9.7GB). Free memory was 151.6MB in the beginning and 8.3GB in the end (delta: -8.1GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2022-11-20 12:46:41,624 INFO L158 Benchmark]: Witness Printer took 307.40ms. Allocated memory is still 9.8GB. Free memory was 8.3GB in the beginning and 8.7GB in the end (delta: -402.7MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2022-11-20 12:46:41,629 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 155.2MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 656.92ms. Allocated memory is still 155.2MB. Free memory was 120.9MB in the beginning and 97.1MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.37ms. Allocated memory is still 155.2MB. Free memory was 97.1MB in the beginning and 94.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.20ms. Allocated memory is still 155.2MB. Free memory was 94.4MB in the beginning and 92.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1002.07ms. Allocated memory was 155.2MB in the beginning and 188.7MB in the end (delta: 33.6MB). Free memory was 92.3MB in the beginning and 152.7MB in the end (delta: -60.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 47903.93ms. Allocated memory was 188.7MB in the beginning and 9.8GB in the end (delta: 9.7GB). Free memory was 151.6MB in the beginning and 8.3GB in the end (delta: -8.1GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * Witness Printer took 307.40ms. Allocated memory is still 9.8GB. Free memory was 8.3GB in the beginning and 8.7GB in the end (delta: -402.7MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L716] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L718] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L720] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0] [L722] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L724] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L725] 0 _Bool a$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0] [L726] 0 int a$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0] [L727] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L728] 0 _Bool a$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0] [L729] 0 _Bool a$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0] [L730] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0] [L731] 0 _Bool a$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0] [L732] 0 _Bool a$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0] [L733] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0] [L734] 0 _Bool a$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0] [L735] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0] [L736] 0 _Bool a$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0] [L737] 0 _Bool a$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0] [L738] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}] [L739] 0 int a$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0] [L740] 0 _Bool a$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0] [L741] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0] [L742] 0 _Bool a$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0] [L743] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0] [L744] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L746] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L748] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L750] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L751] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0] [L752] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L873] 0 pthread_t t89; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L874] FCALL, FORK 0 pthread_create(&t89, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t89, ((void *)0), P0, ((void *)0))=-3, t89={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L875] 0 pthread_t t90; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L876] FCALL, FORK 0 pthread_create(&t90, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t90, ((void *)0), P1, ((void *)0))=-2, t89={5:0}, t90={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L877] 0 pthread_t t91; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L878] FCALL, FORK 0 pthread_create(&t91, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t91, ((void *)0), P2, ((void *)0))=-1, t89={5:0}, t90={6:0}, t91={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L879] 0 pthread_t t92; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L880] FCALL, FORK 0 pthread_create(&t92, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t92, ((void *)0), P3, ((void *)0))=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L756] 1 a$w_buff1 = a$w_buff0 [L757] 1 a$w_buff0 = 1 [L758] 1 a$w_buff1_used = a$w_buff0_used [L759] 1 a$w_buff0_used = (_Bool)1 [L760] CALL 1 __VERIFIER_assert(!(a$w_buff1_used && a$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L760] RET 1 __VERIFIER_assert(!(a$w_buff1_used && a$w_buff0_used)) [L761] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L762] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L763] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L764] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L765] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L766] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L769] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L786] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L789] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L806] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L809] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L812] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L829] 4 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L832] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L835] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L836] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L837] 4 a$flush_delayed = weak$$choice2 [L838] 4 a$mem_tmp = a [L839] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L840] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L841] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L842] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L843] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L844] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L845] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L846] 4 __unbuffered_p3_EBX = a [L847] 4 a = a$flush_delayed ? a$mem_tmp : a [L848] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L851] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L852] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L853] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L854] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L855] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L772] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L773] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L774] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L775] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L776] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L792] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L793] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L794] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L795] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L796] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L779] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L799] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L815] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L816] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L817] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L818] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L819] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L822] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L858] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L882] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L884] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L884] RET 0 assume_abort_if_not(main$tmp_guard0) [L886] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L887] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L888] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L889] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L890] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L893] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L895] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] - 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: 880]: 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: 874]: 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: 876]: 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: 878]: 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, 179 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: 47.6s, OverallIterations: 13, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 39.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 985 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 985 mSDsluCounter, 736 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 569 mSDsCounter, 76 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2117 IncrementalHoareTripleChecker+Invalid, 2193 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 76 mSolverCounterUnsat, 167 mSDtfsCounter, 2117 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 159 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=942occurred in iteration=7, InterpolantAutomatonStates: 118, 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, 0.7s SatisfiabilityAnalysisTime, 6.4s InterpolantComputationTime, 1269 NumberOfCodeBlocks, 1269 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1147 ConstructedInterpolants, 0 QuantifiedInterpolants, 5678 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! [2022-11-20 12:46:41,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30b029d1-fb5e-4d95-8fe7-dfe7b6fdb303/bin/uautomizer-ug76WZFUDN/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