./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix046.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro --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 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 --- 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-8393723 [2022-11-18 18:46:04,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:46:04,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:46:04,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:46:04,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:46:04,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:46:04,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:46:04,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:46:04,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:46:04,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:46:04,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:46:04,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:46:04,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:46:04,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:46:04,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:46:04,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:46:04,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:46:04,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:46:04,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:46:04,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:46:04,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:46:04,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:46:04,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:46:04,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:46:04,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:46:04,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:46:04,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:46:04,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:46:04,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:46:04,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:46:04,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:46:04,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:46:04,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:46:04,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:46:04,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:46:04,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:46:05,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:46:05,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:46:05,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:46:05,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:46:05,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:46:05,013 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 18:46:05,036 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:46:05,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:46:05,036 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:46:05,037 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:46:05,037 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:46:05,038 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:46:05,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:46:05,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:46:05,039 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:46:05,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:46:05,039 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:46:05,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:46:05,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:46:05,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:46:05,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:46:05,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:46:05,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:46:05,041 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:46:05,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:46:05,041 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:46:05,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:46:05,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:46:05,042 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:46:05,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:46:05,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:46:05,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:46:05,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:46:05,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:46:05,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:46:05,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:46:05,044 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:46:05,044 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:46:05,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:46:05,044 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_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 [2022-11-18 18:46:05,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:46:05,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:46:05,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:46:05,339 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:46:05,340 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:46:05,341 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/pthread-wmm/mix046.oepc.i [2022-11-18 18:46:05,434 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/data/ca7231d19/0d711d747d9a4e478e0eb3792200f92b/FLAGb2349993c [2022-11-18 18:46:05,964 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:46:05,965 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/sv-benchmarks/c/pthread-wmm/mix046.oepc.i [2022-11-18 18:46:05,983 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/data/ca7231d19/0d711d747d9a4e478e0eb3792200f92b/FLAGb2349993c [2022-11-18 18:46:06,254 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/data/ca7231d19/0d711d747d9a4e478e0eb3792200f92b [2022-11-18 18:46:06,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:46:06,260 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:46:06,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:46:06,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:46:06,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:46:06,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c23905d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06, skipping insertion in model container [2022-11-18 18:46:06,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:46:06,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:46:06,556 WARN L234 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_9570217f-445a-4f94-80f9-0219edaef9ed/sv-benchmarks/c/pthread-wmm/mix046.oepc.i[945,958] [2022-11-18 18:46:06,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:46:06,770 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:46:06,782 WARN L234 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_9570217f-445a-4f94-80f9-0219edaef9ed/sv-benchmarks/c/pthread-wmm/mix046.oepc.i[945,958] [2022-11-18 18:46:06,830 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:46:06,861 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:46:06,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06 WrapperNode [2022-11-18 18:46:06,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:46:06,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:46:06,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:46:06,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:46:06,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,948 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2022-11-18 18:46:06,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:46:06,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:46:06,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:46:06,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:46:06,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,981 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:46:06,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:46:06,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:46:06,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:46:06,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06" (1/1) ... [2022-11-18 18:46:06,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:46:07,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:46:07,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:46:07,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9570217f-445a-4f94-80f9-0219edaef9ed/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:46:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:46:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-18 18:46:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:46:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:46:07,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:46:07,086 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-18 18:46:07,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-18 18:46:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-18 18:46:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-18 18:46:07,089 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-18 18:46:07,089 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-18 18:46:07,089 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-18 18:46:07,089 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-18 18:46:07,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 18:46:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-18 18:46:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:46:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:46:07,092 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 18:46:07,311 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:46:07,313 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:46:07,721 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:46:07,914 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:46:07,918 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 18:46:07,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:46:07 BoogieIcfgContainer [2022-11-18 18:46:07,922 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:46:07,924 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:46:07,924 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:46:07,928 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:46:07,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:46:06" (1/3) ... [2022-11-18 18:46:07,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20c296c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:46:07, skipping insertion in model container [2022-11-18 18:46:07,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:06" (2/3) ... [2022-11-18 18:46:07,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20c296c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:46:07, skipping insertion in model container [2022-11-18 18:46:07,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:46:07" (3/3) ... [2022-11-18 18:46:07,932 INFO L112 eAbstractionObserver]: Analyzing ICFG mix046.oepc.i [2022-11-18 18:46:07,942 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-18 18:46:07,953 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:46:07,954 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-18 18:46:07,954 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 18:46:08,017 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-18 18:46:08,057 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 150 places, 139 transitions, 298 flow [2022-11-18 18:46:08,158 INFO L130 PetriNetUnfolder]: 2/135 cut-off events. [2022-11-18 18:46:08,158 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 18:46:08,165 INFO L83 FinitePrefix]: Finished finitePrefix Result has 148 conditions, 135 events. 2/135 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 73 event pairs, 0 based on Foata normal form. 0/131 useless extension candidates. Maximal degree in co-relation 93. Up to 2 conditions per place. [2022-11-18 18:46:08,166 INFO L82 GeneralOperation]: Start removeDead. Operand has 150 places, 139 transitions, 298 flow [2022-11-18 18:46:08,175 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 146 places, 135 transitions, 282 flow [2022-11-18 18:46:08,197 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 18:46:08,210 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;@52d7a435, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 18:46:08,210 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-18 18:46:08,235 INFO L130 PetriNetUnfolder]: 0/51 cut-off events. [2022-11-18 18:46:08,235 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 18:46:08,236 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:46:08,237 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] [2022-11-18 18:46:08,238 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 18:46:08,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:08,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1369430408, now seen corresponding path program 1 times [2022-11-18 18:46:08,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:08,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27649610] [2022-11-18 18:46:08,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:08,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:08,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:46:08,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:46:08,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27649610] [2022-11-18 18:46:08,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27649610] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:46:08,993 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:46:08,993 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 18:46:08,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425341662] [2022-11-18 18:46:08,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:46:09,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:46:09,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:46:09,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:46:09,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:46:09,056 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 139 [2022-11-18 18:46:09,059 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 135 transitions, 282 flow. Second operand has 3 states, 3 states have (on average 124.0) internal successors, (372), 3 states have internal predecessors, (372), 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) [2022-11-18 18:46:09,060 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:46:09,060 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 139 [2022-11-18 18:46:09,061 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:46:09,355 INFO L130 PetriNetUnfolder]: 162/623 cut-off events. [2022-11-18 18:46:09,355 INFO L131 PetriNetUnfolder]: For 22/22 co-relation queries the response was YES. [2022-11-18 18:46:09,364 INFO L83 FinitePrefix]: Finished finitePrefix Result has 929 conditions, 623 events. 162/623 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 3442 event pairs, 132 based on Foata normal form. 46/627 useless extension candidates. Maximal degree in co-relation 871. Up to 191 conditions per place. [2022-11-18 18:46:09,370 INFO L137 encePairwiseOnDemand]: 134/139 looper letters, 18 selfloop transitions, 2 changer transitions 0/139 dead transitions. [2022-11-18 18:46:09,370 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 139 transitions, 339 flow [2022-11-18 18:46:09,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:46:09,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 18:46:09,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 394 transitions. [2022-11-18 18:46:09,394 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9448441247002398 [2022-11-18 18:46:09,395 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 394 transitions. [2022-11-18 18:46:09,396 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 394 transitions. [2022-11-18 18:46:09,401 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:46:09,404 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 394 transitions. [2022-11-18 18:46:09,410 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 131.33333333333334) internal successors, (394), 3 states have internal predecessors, (394), 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) [2022-11-18 18:46:09,422 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 139.0) internal successors, (556), 4 states have internal predecessors, (556), 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) [2022-11-18 18:46:09,422 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 139.0) internal successors, (556), 4 states have internal predecessors, (556), 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) [2022-11-18 18:46:09,424 INFO L175 Difference]: Start difference. First operand has 146 places, 135 transitions, 282 flow. Second operand 3 states and 394 transitions. [2022-11-18 18:46:09,426 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 139 transitions, 339 flow [2022-11-18 18:46:09,434 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 139 transitions, 332 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-18 18:46:09,439 INFO L231 Difference]: Finished difference. Result has 142 places, 131 transitions, 274 flow [2022-11-18 18:46:09,441 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=139, PETRI_DIFFERENCE_MINUEND_FLOW=270, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=274, PETRI_PLACES=142, PETRI_TRANSITIONS=131} [2022-11-18 18:46:09,446 INFO L288 CegarLoopForPetriNet]: 146 programPoint places, -4 predicate places. [2022-11-18 18:46:09,446 INFO L495 AbstractCegarLoop]: Abstraction has has 142 places, 131 transitions, 274 flow [2022-11-18 18:46:09,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 124.0) internal successors, (372), 3 states have internal predecessors, (372), 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) [2022-11-18 18:46:09,447 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:46:09,447 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] [2022-11-18 18:46:09,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 18:46:09,448 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)] === [2022-11-18 18:46:09,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:09,450 INFO L85 PathProgramCache]: Analyzing trace with hash -851342826, now seen corresponding path program 1 times [2022-11-18 18:46:09,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:09,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634865472] [2022-11-18 18:46:09,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:09,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:10,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:46:10,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:46:10,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634865472] [2022-11-18 18:46:10,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634865472] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:46:10,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:46:10,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:46:10,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455074391] [2022-11-18 18:46:10,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:46:10,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:46:10,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:46:10,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:46:10,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:46:10,163 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 139 [2022-11-18 18:46:10,166 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 131 transitions, 274 flow. Second operand has 7 states, 7 states have (on average 108.28571428571429) internal successors, (758), 7 states have internal predecessors, (758), 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) [2022-11-18 18:46:10,166 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:46:10,166 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 139 [2022-11-18 18:46:10,166 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:46:15,379 INFO L130 PetriNetUnfolder]: 11171/23310 cut-off events. [2022-11-18 18:46:15,379 INFO L131 PetriNetUnfolder]: For 1042/1042 co-relation queries the response was YES. [2022-11-18 18:46:15,486 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39831 conditions, 23310 events. 11171/23310 cut-off events. For 1042/1042 co-relation queries the response was YES. Maximal size of possible extension queue 1057. Compared 227024 event pairs, 1213 based on Foata normal form. 0/22906 useless extension candidates. Maximal degree in co-relation 39770. Up to 4452 conditions per place. [2022-11-18 18:46:15,561 INFO L137 encePairwiseOnDemand]: 128/139 looper letters, 45 selfloop transitions, 7 changer transitions 119/260 dead transitions. [2022-11-18 18:46:15,561 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 260 transitions, 870 flow [2022-11-18 18:46:15,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 18:46:15,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-11-18 18:46:15,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1539 transitions. [2022-11-18 18:46:15,567 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8516878804648589 [2022-11-18 18:46:15,567 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1539 transitions. [2022-11-18 18:46:15,568 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1539 transitions. [2022-11-18 18:46:15,569 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:46:15,569 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1539 transitions. [2022-11-18 18:46:15,573 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 118.38461538461539) internal successors, (1539), 13 states have internal predecessors, (1539), 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) [2022-11-18 18:46:15,578 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 139.0) internal successors, (1946), 14 states have internal predecessors, (1946), 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) [2022-11-18 18:46:15,579 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 139.0) internal successors, (1946), 14 states have internal predecessors, (1946), 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) [2022-11-18 18:46:15,580 INFO L175 Difference]: Start difference. First operand has 142 places, 131 transitions, 274 flow. Second operand 13 states and 1539 transitions. [2022-11-18 18:46:15,580 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 260 transitions, 870 flow [2022-11-18 18:46:15,583 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 260 transitions, 844 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 18:46:15,587 INFO L231 Difference]: Finished difference. Result has 164 places, 122 transitions, 342 flow [2022-11-18 18:46:15,588 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=139, PETRI_DIFFERENCE_MINUEND_FLOW=270, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=342, PETRI_PLACES=164, PETRI_TRANSITIONS=122} [2022-11-18 18:46:15,589 INFO L288 CegarLoopForPetriNet]: 146 programPoint places, 18 predicate places. [2022-11-18 18:46:15,589 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 122 transitions, 342 flow [2022-11-18 18:46:15,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.28571428571429) internal successors, (758), 7 states have internal predecessors, (758), 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) [2022-11-18 18:46:15,590 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:46:15,590 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] [2022-11-18 18:46:15,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 18:46:15,591 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)] === [2022-11-18 18:46:15,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:15,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1610114344, now seen corresponding path program 1 times [2022-11-18 18:46:15,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:15,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520802527] [2022-11-18 18:46:15,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:15,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:15,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:46:15,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:46:15,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520802527] [2022-11-18 18:46:15,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520802527] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:46:15,919 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:46:15,919 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 18:46:15,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141213077] [2022-11-18 18:46:15,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:46:15,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 18:46:15,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:46:15,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 18:46:15,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 18:46:15,922 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 139 [2022-11-18 18:46:15,923 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 122 transitions, 342 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) [2022-11-18 18:46:15,923 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:46:15,923 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 139 [2022-11-18 18:46:15,924 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:46:18,589 INFO L130 PetriNetUnfolder]: 6092/10862 cut-off events. [2022-11-18 18:46:18,590 INFO L131 PetriNetUnfolder]: For 19693/20379 co-relation queries the response was YES. [2022-11-18 18:46:18,652 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31437 conditions, 10862 events. 6092/10862 cut-off events. For 19693/20379 co-relation queries the response was YES. Maximal size of possible extension queue 716. Compared 85652 event pairs, 2300 based on Foata normal form. 396/10846 useless extension candidates. Maximal degree in co-relation 31368. Up to 5123 conditions per place. [2022-11-18 18:46:18,711 INFO L137 encePairwiseOnDemand]: 132/139 looper letters, 29 selfloop transitions, 4 changer transitions 58/190 dead transitions. [2022-11-18 18:46:18,711 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 190 transitions, 888 flow [2022-11-18 18:46:18,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 18:46:18,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-18 18:46:18,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1106 transitions. [2022-11-18 18:46:18,715 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8840927258193445 [2022-11-18 18:46:18,715 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1106 transitions. [2022-11-18 18:46:18,715 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1106 transitions. [2022-11-18 18:46:18,716 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:46:18,717 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1106 transitions. [2022-11-18 18:46:18,720 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 122.88888888888889) internal successors, (1106), 9 states have internal predecessors, (1106), 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) [2022-11-18 18:46:18,723 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 139.0) internal successors, (1390), 10 states have internal predecessors, (1390), 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) [2022-11-18 18:46:18,724 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 139.0) internal successors, (1390), 10 states have internal predecessors, (1390), 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) [2022-11-18 18:46:18,725 INFO L175 Difference]: Start difference. First operand has 164 places, 122 transitions, 342 flow. Second operand 9 states and 1106 transitions. [2022-11-18 18:46:18,725 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 190 transitions, 888 flow [2022-11-18 18:46:18,781 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 190 transitions, 872 flow, removed 7 selfloop flow, removed 4 redundant places. [2022-11-18 18:46:18,786 INFO L231 Difference]: Finished difference. Result has 152 places, 125 transitions, 404 flow [2022-11-18 18:46:18,786 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=139, PETRI_DIFFERENCE_MINUEND_FLOW=334, PETRI_DIFFERENCE_MINUEND_PLACES=137, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=118, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=404, PETRI_PLACES=152, PETRI_TRANSITIONS=125} [2022-11-18 18:46:18,789 INFO L288 CegarLoopForPetriNet]: 146 programPoint places, 6 predicate places. [2022-11-18 18:46:18,789 INFO L495 AbstractCegarLoop]: Abstraction has has 152 places, 125 transitions, 404 flow [2022-11-18 18:46:18,790 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) [2022-11-18 18:46:18,790 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:46:18,790 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] [2022-11-18 18:46:18,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 18:46:18,791 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)] === [2022-11-18 18:46:18,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:18,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1875758229, now seen corresponding path program 1 times [2022-11-18 18:46:18,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:18,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613020386] [2022-11-18 18:46:18,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:18,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:19,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:46:19,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:46:19,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613020386] [2022-11-18 18:46:19,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613020386] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:46:19,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:46:19,176 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 18:46:19,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98986683] [2022-11-18 18:46:19,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:46:19,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 18:46:19,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:46:19,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 18:46:19,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 18:46:19,179 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 139 [2022-11-18 18:46:19,180 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 125 transitions, 404 flow. Second operand has 6 states, 6 states have (on average 114.0) internal successors, (684), 6 states have internal predecessors, (684), 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) [2022-11-18 18:46:19,180 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:46:19,181 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 139 [2022-11-18 18:46:19,181 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:46:20,579 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][139], [220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 63#L776true, 157#true, 47#L803true, P2Thread1of1ForFork0InUse, Black: 208#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), P3Thread1of1ForFork2InUse, Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 196#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~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: 204#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 193#true, 29#L876-3true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:20,587 INFO L383 tUnfolder$Statistics]: this new event has 86 ancestors and is cut-off event [2022-11-18 18:46:20,588 INFO L386 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-11-18 18:46:20,597 INFO L386 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-11-18 18:46:20,598 INFO L386 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-11-18 18:46:21,451 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][142], [63#L776true, 157#true, 47#L803true, 94#L879true, P2Thread1of1ForFork0InUse, Black: 208#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), P3Thread1of1ForFork2InUse, Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 196#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 204#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 193#true, 217#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:21,451 INFO L383 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-11-18 18:46:21,451 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-18 18:46:21,451 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-18 18:46:21,451 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-18 18:46:22,110 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][142], [63#L776true, 157#true, 47#L803true, 91#L880-1true, P2Thread1of1ForFork0InUse, Black: 208#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), P3Thread1of1ForFork2InUse, Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 196#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~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: 204#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 193#true, 217#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:22,110 INFO L383 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-11-18 18:46:22,110 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 18:46:22,110 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 18:46:22,111 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 18:46:22,594 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][142], [63#L776true, 157#true, 47#L803true, P2Thread1of1ForFork0InUse, Black: 208#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), P3Thread1of1ForFork2InUse, Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 196#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 204#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 193#true, 73#L2true, 217#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:22,594 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 18:46:22,594 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 18:46:22,594 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 18:46:22,595 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 18:46:22,898 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][142], [60#L3true, 63#L776true, 157#true, 47#L803true, P2Thread1of1ForFork0InUse, Black: 208#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), P3Thread1of1ForFork2InUse, Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 196#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~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: 204#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 193#true, 217#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:22,898 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 18:46:22,898 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 18:46:22,898 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 18:46:22,898 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 18:46:23,164 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][184], [139#L3-1true, 63#L776true, 157#true, 47#L803true, P2Thread1of1ForFork0InUse, Black: 208#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), P3Thread1of1ForFork2InUse, Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 196#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 204#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 222#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), 193#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:23,165 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-18 18:46:23,165 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 18:46:23,165 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 18:46:23,165 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 18:46:23,166 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][142], [63#L776true, 157#true, 47#L803true, P2Thread1of1ForFork0InUse, Black: 208#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), P3Thread1of1ForFork2InUse, Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 196#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~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: 204#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 193#true, 217#true, 27#L2-1true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:23,166 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-18 18:46:23,166 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 18:46:23,166 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 18:46:23,166 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 18:46:23,919 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([382] L887-->L890: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~y~0_4) (= v_~__unbuffered_p3_EBX~0_3 0) (= v_~__unbuffered_p0_EAX~0_3 0) (= 2 v_~z~0_4) (= v_~__unbuffered_p3_EAX~0_3 1))) 1 0) 0) 0 1)) InVars {~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~z~0=v_~z~0_4, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~y~0=v_~y~0_4} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~z~0=v_~z~0_4, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~y~0=v_~y~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0][194], [24#L829true, 63#L776true, 157#true, 47#L803true, P2Thread1of1ForFork0InUse, Black: 208#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), P3Thread1of1ForFork2InUse, Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 196#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~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: 204#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 193#true, 53#L890true, 217#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:23,920 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-18 18:46:23,920 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 18:46:23,920 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 18:46:23,920 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 18:46:23,921 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][142], [63#L776true, 157#true, 47#L803true, 131#L887true, P2Thread1of1ForFork0InUse, Black: 208#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), P3Thread1of1ForFork2InUse, Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 196#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 204#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 193#true, 217#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:23,921 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-18 18:46:23,921 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 18:46:23,921 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 18:46:23,922 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 18:46:25,117 INFO L130 PetriNetUnfolder]: 18186/30905 cut-off events. [2022-11-18 18:46:25,118 INFO L131 PetriNetUnfolder]: For 33774/36869 co-relation queries the response was YES. [2022-11-18 18:46:25,303 INFO L83 FinitePrefix]: Finished finitePrefix Result has 73732 conditions, 30905 events. 18186/30905 cut-off events. For 33774/36869 co-relation queries the response was YES. Maximal size of possible extension queue 1942. Compared 269699 event pairs, 1899 based on Foata normal form. 61/28907 useless extension candidates. Maximal degree in co-relation 73658. Up to 9986 conditions per place. [2022-11-18 18:46:25,435 INFO L137 encePairwiseOnDemand]: 128/139 looper letters, 93 selfloop transitions, 20 changer transitions 0/214 dead transitions. [2022-11-18 18:46:25,435 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 214 transitions, 898 flow [2022-11-18 18:46:25,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:46:25,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-11-18 18:46:25,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1227 transitions. [2022-11-18 18:46:25,439 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8827338129496403 [2022-11-18 18:46:25,439 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1227 transitions. [2022-11-18 18:46:25,439 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1227 transitions. [2022-11-18 18:46:25,440 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:46:25,440 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1227 transitions. [2022-11-18 18:46:25,443 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 122.7) internal successors, (1227), 10 states have internal predecessors, (1227), 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) [2022-11-18 18:46:25,446 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 139.0) internal successors, (1529), 11 states have internal predecessors, (1529), 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) [2022-11-18 18:46:25,446 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 139.0) internal successors, (1529), 11 states have internal predecessors, (1529), 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) [2022-11-18 18:46:25,447 INFO L175 Difference]: Start difference. First operand has 152 places, 125 transitions, 404 flow. Second operand 10 states and 1227 transitions. [2022-11-18 18:46:25,447 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 155 places, 214 transitions, 898 flow [2022-11-18 18:46:25,494 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 214 transitions, 882 flow, removed 6 selfloop flow, removed 4 redundant places. [2022-11-18 18:46:25,500 INFO L231 Difference]: Finished difference. Result has 157 places, 143 transitions, 531 flow [2022-11-18 18:46:25,501 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=139, PETRI_DIFFERENCE_MINUEND_FLOW=388, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=531, PETRI_PLACES=157, PETRI_TRANSITIONS=143} [2022-11-18 18:46:25,503 INFO L288 CegarLoopForPetriNet]: 146 programPoint places, 11 predicate places. [2022-11-18 18:46:25,503 INFO L495 AbstractCegarLoop]: Abstraction has has 157 places, 143 transitions, 531 flow [2022-11-18 18:46:25,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 114.0) internal successors, (684), 6 states have internal predecessors, (684), 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) [2022-11-18 18:46:25,504 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:46:25,504 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] [2022-11-18 18:46:25,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 18:46:25,504 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)] === [2022-11-18 18:46:25,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:25,505 INFO L85 PathProgramCache]: Analyzing trace with hash -829500801, now seen corresponding path program 1 times [2022-11-18 18:46:25,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:25,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348936358] [2022-11-18 18:46:25,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:25,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:25,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:46:25,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:46:25,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348936358] [2022-11-18 18:46:25,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348936358] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:46:25,895 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:46:25,895 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:46:25,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473547188] [2022-11-18 18:46:25,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:46:25,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:46:25,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:46:25,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:46:25,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:46:25,898 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 139 [2022-11-18 18:46:25,899 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 143 transitions, 531 flow. Second operand has 7 states, 7 states have (on average 108.85714285714286) internal successors, (762), 7 states have internal predecessors, (762), 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) [2022-11-18 18:46:25,899 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:46:25,899 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 139 [2022-11-18 18:46:25,899 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:46:31,096 INFO L130 PetriNetUnfolder]: 9883/24291 cut-off events. [2022-11-18 18:46:31,096 INFO L131 PetriNetUnfolder]: For 41365/44695 co-relation queries the response was YES. [2022-11-18 18:46:31,234 INFO L83 FinitePrefix]: Finished finitePrefix Result has 68603 conditions, 24291 events. 9883/24291 cut-off events. For 41365/44695 co-relation queries the response was YES. Maximal size of possible extension queue 1448. Compared 280524 event pairs, 2046 based on Foata normal form. 568/23342 useless extension candidates. Maximal degree in co-relation 68520. Up to 3992 conditions per place. [2022-11-18 18:46:31,363 INFO L137 encePairwiseOnDemand]: 127/139 looper letters, 127 selfloop transitions, 36 changer transitions 0/270 dead transitions. [2022-11-18 18:46:31,363 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 270 transitions, 1489 flow [2022-11-18 18:46:31,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 18:46:31,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-11-18 18:46:31,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1528 transitions. [2022-11-18 18:46:31,367 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8456004427227449 [2022-11-18 18:46:31,367 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1528 transitions. [2022-11-18 18:46:31,367 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1528 transitions. [2022-11-18 18:46:31,368 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:46:31,369 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1528 transitions. [2022-11-18 18:46:31,372 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 117.53846153846153) internal successors, (1528), 13 states have internal predecessors, (1528), 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) [2022-11-18 18:46:31,375 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 139.0) internal successors, (1946), 14 states have internal predecessors, (1946), 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) [2022-11-18 18:46:31,376 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 139.0) internal successors, (1946), 14 states have internal predecessors, (1946), 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) [2022-11-18 18:46:31,376 INFO L175 Difference]: Start difference. First operand has 157 places, 143 transitions, 531 flow. Second operand 13 states and 1528 transitions. [2022-11-18 18:46:31,376 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 169 places, 270 transitions, 1489 flow [2022-11-18 18:46:31,562 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 270 transitions, 1479 flow, removed 4 selfloop flow, removed 1 redundant places. [2022-11-18 18:46:31,565 INFO L231 Difference]: Finished difference. Result has 180 places, 172 transitions, 958 flow [2022-11-18 18:46:31,565 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=139, PETRI_DIFFERENCE_MINUEND_FLOW=527, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=958, PETRI_PLACES=180, PETRI_TRANSITIONS=172} [2022-11-18 18:46:31,566 INFO L288 CegarLoopForPetriNet]: 146 programPoint places, 34 predicate places. [2022-11-18 18:46:31,566 INFO L495 AbstractCegarLoop]: Abstraction has has 180 places, 172 transitions, 958 flow [2022-11-18 18:46:31,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.85714285714286) internal successors, (762), 7 states have internal predecessors, (762), 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) [2022-11-18 18:46:31,567 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:46:31,567 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] [2022-11-18 18:46:31,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 18:46:31,568 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)] === [2022-11-18 18:46:31,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:31,569 INFO L85 PathProgramCache]: Analyzing trace with hash -139327684, now seen corresponding path program 1 times [2022-11-18 18:46:31,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:31,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256428236] [2022-11-18 18:46:31,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:31,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:31,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:46:31,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:46:31,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256428236] [2022-11-18 18:46:31,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256428236] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:46:31,899 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:46:31,899 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:46:31,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673534555] [2022-11-18 18:46:31,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:46:31,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:46:31,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:46:31,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:46:31,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:46:31,905 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 139 [2022-11-18 18:46:31,906 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 180 places, 172 transitions, 958 flow. Second operand has 7 states, 7 states have (on average 114.0) internal successors, (798), 7 states have internal predecessors, (798), 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) [2022-11-18 18:46:31,907 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:46:31,907 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 139 [2022-11-18 18:46:31,908 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:46:33,302 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][157], [220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 240#true, Black: 260#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 157#true, Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 47#L803true, Black: 262#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 243#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 242#(= ~y~0 1), Black: 254#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P2Thread1of1ForFork0InUse, Black: 256#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 258#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), P3Thread1of1ForFork2InUse, Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork1InUse, 7#L796true, 29#L876-3true, 286#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 224#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 226#(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: 228#(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: 217#true, Black: 232#(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)), 115#L766true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:33,303 INFO L383 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2022-11-18 18:46:33,303 INFO L386 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2022-11-18 18:46:33,303 INFO L386 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2022-11-18 18:46:33,303 INFO L386 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2022-11-18 18:46:35,304 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][157], [240#true, Black: 260#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 157#true, Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 47#L803true, Black: 262#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 243#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 94#L879true, Black: 242#(= ~y~0 1), Black: 254#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P2Thread1of1ForFork0InUse, Black: 256#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 258#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), P3Thread1of1ForFork2InUse, Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork1InUse, 7#L796true, 286#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 224#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 226#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 228#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 217#true, Black: 232#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 115#L766true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:35,304 INFO L383 tUnfolder$Statistics]: this new event has 87 ancestors and is not cut-off event [2022-11-18 18:46:35,304 INFO L386 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-11-18 18:46:35,305 INFO L386 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-11-18 18:46:35,305 INFO L386 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-11-18 18:46:35,306 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][171], [240#true, 292#(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: 260#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 157#true, Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 47#L803true, 91#L880-1true, Black: 262#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 243#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 242#(= ~y~0 1), Black: 254#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P2Thread1of1ForFork0InUse, Black: 256#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 258#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), P3Thread1of1ForFork2InUse, Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork1InUse, 7#L796true, Black: 220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 224#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 226#(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: 228#(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)), 217#true, Black: 232#(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)), 115#L766true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:35,307 INFO L383 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-11-18 18:46:35,307 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-18 18:46:35,307 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-18 18:46:35,307 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-18 18:46:36,749 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][171], [240#true, 292#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 157#true, Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 47#L803true, Black: 262#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 243#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 242#(= ~y~0 1), Black: 254#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P2Thread1of1ForFork0InUse, Black: 256#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 258#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), P3Thread1of1ForFork2InUse, Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork1InUse, 7#L796true, 73#L2true, Black: 220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 224#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 226#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 228#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 217#true, Black: 232#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 115#L766true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:36,749 INFO L383 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-11-18 18:46:36,750 INFO L386 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-11-18 18:46:36,750 INFO L386 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-11-18 18:46:36,750 INFO L386 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-11-18 18:46:37,490 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][187], [60#L3true, 240#true, Black: 260#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 157#true, Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 47#L803true, Black: 262#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 243#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 242#(= ~y~0 1), Black: 254#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P2Thread1of1ForFork0InUse, Black: 256#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 258#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), P3Thread1of1ForFork2InUse, Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork1InUse, 7#L796true, Black: 220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 224#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 226#(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: 228#(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)), 217#true, Black: 232#(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)), 115#L766true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 294#(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)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:37,490 INFO L383 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-11-18 18:46:37,490 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 18:46:37,491 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 18:46:37,491 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 18:46:38,337 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][187], [139#L3-1true, 240#true, Black: 260#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 157#true, Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 47#L803true, Black: 262#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 243#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 242#(= ~y~0 1), Black: 254#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P2Thread1of1ForFork0InUse, Black: 256#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 258#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), P3Thread1of1ForFork2InUse, Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 195#(= ~y~0 0), Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork1InUse, 7#L796true, 222#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 224#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 226#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 228#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 217#true, Black: 232#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 115#L766true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 294#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:38,337 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 18:46:38,337 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 18:46:38,337 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 18:46:38,338 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 18:46:41,939 INFO L130 PetriNetUnfolder]: 28269/50085 cut-off events. [2022-11-18 18:46:41,939 INFO L131 PetriNetUnfolder]: For 116127/125565 co-relation queries the response was YES. [2022-11-18 18:46:42,320 INFO L83 FinitePrefix]: Finished finitePrefix Result has 159571 conditions, 50085 events. 28269/50085 cut-off events. For 116127/125565 co-relation queries the response was YES. Maximal size of possible extension queue 3261. Compared 495556 event pairs, 1720 based on Foata normal form. 1190/49512 useless extension candidates. Maximal degree in co-relation 159479. Up to 10216 conditions per place. [2022-11-18 18:46:42,468 INFO L137 encePairwiseOnDemand]: 128/139 looper letters, 129 selfloop transitions, 38 changer transitions 9/299 dead transitions. [2022-11-18 18:46:42,469 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 192 places, 299 transitions, 2044 flow [2022-11-18 18:46:42,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 18:46:42,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-11-18 18:46:42,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1600 transitions. [2022-11-18 18:46:42,481 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8854454897620365 [2022-11-18 18:46:42,481 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1600 transitions. [2022-11-18 18:46:42,482 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1600 transitions. [2022-11-18 18:46:42,485 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:46:42,485 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1600 transitions. [2022-11-18 18:46:42,492 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 123.07692307692308) internal successors, (1600), 13 states have internal predecessors, (1600), 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) [2022-11-18 18:46:42,502 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 139.0) internal successors, (1946), 14 states have internal predecessors, (1946), 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) [2022-11-18 18:46:42,503 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 139.0) internal successors, (1946), 14 states have internal predecessors, (1946), 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) [2022-11-18 18:46:42,503 INFO L175 Difference]: Start difference. First operand has 180 places, 172 transitions, 958 flow. Second operand 13 states and 1600 transitions. [2022-11-18 18:46:42,504 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 192 places, 299 transitions, 2044 flow [2022-11-18 18:46:45,254 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 192 places, 299 transitions, 1990 flow, removed 27 selfloop flow, removed 0 redundant places. [2022-11-18 18:46:45,261 INFO L231 Difference]: Finished difference. Result has 198 places, 186 transitions, 1137 flow [2022-11-18 18:46:45,261 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=139, PETRI_DIFFERENCE_MINUEND_FLOW=904, PETRI_DIFFERENCE_MINUEND_PLACES=180, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=172, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=146, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1137, PETRI_PLACES=198, PETRI_TRANSITIONS=186} [2022-11-18 18:46:45,264 INFO L288 CegarLoopForPetriNet]: 146 programPoint places, 52 predicate places. [2022-11-18 18:46:45,264 INFO L495 AbstractCegarLoop]: Abstraction has has 198 places, 186 transitions, 1137 flow [2022-11-18 18:46:45,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 114.0) internal successors, (798), 7 states have internal predecessors, (798), 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) [2022-11-18 18:46:45,265 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:46:45,266 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] [2022-11-18 18:46:45,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 18:46:45,266 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)] === [2022-11-18 18:46:45,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:45,267 INFO L85 PathProgramCache]: Analyzing trace with hash 895403552, now seen corresponding path program 1 times [2022-11-18 18:46:45,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:45,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194079219] [2022-11-18 18:46:45,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:45,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:45,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:46:45,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:46:45,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194079219] [2022-11-18 18:46:45,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194079219] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:46:45,653 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:46:45,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 18:46:45,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198137183] [2022-11-18 18:46:45,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:46:45,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 18:46:45,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:46:45,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 18:46:45,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-18 18:46:45,660 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 139 [2022-11-18 18:46:45,661 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 198 places, 186 transitions, 1137 flow. Second operand has 8 states, 8 states have (on average 114.125) internal successors, (913), 8 states have internal predecessors, (913), 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) [2022-11-18 18:46:45,661 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:46:45,661 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 139 [2022-11-18 18:46:45,661 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:46:46,884 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][158], [220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 240#true, Black: 260#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 157#true, Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 47#L803true, Black: 262#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 243#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 242#(= ~y~0 1), Black: 254#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P2Thread1of1ForFork0InUse, Black: 252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 256#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 258#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), 317#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P3Thread1of1ForFork2InUse, Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 195#(= ~y~0 0), P1Thread1of1ForFork3InUse, Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~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: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork1InUse, 7#L796true, 29#L876-3true, 286#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 224#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 226#(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: 298#(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: 228#(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: 292#(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: 294#(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: 217#true, Black: 232#(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: 276#true, Black: 280#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 115#L766true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:46,884 INFO L383 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2022-11-18 18:46:46,884 INFO L386 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2022-11-18 18:46:46,884 INFO L386 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2022-11-18 18:46:46,884 INFO L386 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2022-11-18 18:46:48,534 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][158], [240#true, Black: 260#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 157#true, Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 47#L803true, Black: 262#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 243#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 94#L879true, Black: 242#(= ~y~0 1), Black: 254#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P2Thread1of1ForFork0InUse, Black: 256#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork2InUse, Black: 258#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), 317#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 195#(= ~y~0 0), P1Thread1of1ForFork3InUse, Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 286#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 224#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 226#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 298#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 228#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 292#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 294#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 217#true, Black: 232#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 276#true, 115#L766true, Black: 280#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:48,534 INFO L383 tUnfolder$Statistics]: this new event has 87 ancestors and is not cut-off event [2022-11-18 18:46:48,535 INFO L386 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-11-18 18:46:48,535 INFO L386 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-11-18 18:46:48,535 INFO L386 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-11-18 18:46:48,536 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][172], [240#true, 292#(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: 260#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 157#true, Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 47#L803true, 91#L880-1true, Black: 262#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 243#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 242#(= ~y~0 1), Black: 254#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P2Thread1of1ForFork0InUse, Black: 256#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork2InUse, Black: 258#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 195#(= ~y~0 0), P1Thread1of1ForFork3InUse, Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, Black: 220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 325#(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: 224#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 226#(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: 298#(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: 228#(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: 294#(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)), 217#true, Black: 232#(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: 286#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#true, 115#L766true, Black: 280#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:48,536 INFO L383 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-11-18 18:46:48,536 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-18 18:46:48,536 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-18 18:46:48,536 INFO L386 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-11-18 18:46:50,116 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][172], [240#true, 292#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 157#true, Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 47#L803true, Black: 262#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 243#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 242#(= ~y~0 1), Black: 254#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P2Thread1of1ForFork0InUse, Black: 256#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork2InUse, Black: 258#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 195#(= ~y~0 0), P1Thread1of1ForFork3InUse, Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 73#L2true, Black: 220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 325#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 224#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 226#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 298#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 228#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 294#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 217#true, Black: 232#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 286#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#true, 115#L766true, Black: 280#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:50,116 INFO L383 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-11-18 18:46:50,116 INFO L386 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-11-18 18:46:50,116 INFO L386 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-11-18 18:46:50,116 INFO L386 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-11-18 18:46:51,054 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][188], [60#L3true, 240#true, Black: 260#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 157#true, Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 47#L803true, Black: 262#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 243#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 242#(= ~y~0 1), Black: 254#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P2Thread1of1ForFork0InUse, Black: 256#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork2InUse, Black: 258#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 195#(= ~y~0 0), P1Thread1of1ForFork3InUse, Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 327#(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: 220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 224#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 226#(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: 298#(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: 228#(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: 292#(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)), 217#true, Black: 232#(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: 286#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#true, 115#L766true, Black: 280#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 294#(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)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:51,054 INFO L383 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-11-18 18:46:51,054 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 18:46:51,054 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 18:46:51,054 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 18:46:51,737 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([423] L829-->L845: Formula: (let ((.cse11 (= (mod v_~b$r_buff1_thd4~0_56 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_60 256) 0))) (let ((.cse9 (not .cse8)) (.cse1 (and .cse11 .cse8)) (.cse2 (and (= (mod v_~b$w_buff1_used~0_133 256) 0) .cse8)) (.cse12 (= 0 (mod v_~b$w_buff0_used~0_144 256)))) (let ((.cse5 (or .cse1 .cse2 .cse12)) (.cse6 (and .cse9 (not .cse12)))) (let ((.cse7 (= (mod v_~b$w_buff1_used~0_132 256) 0)) (.cse3 (= (mod v_~b$w_buff0_used~0_143 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_28 256) 0))) (.cse4 (ite .cse5 v_~b~0_85 (ite .cse6 v_~b$w_buff0~0_65 v_~b$w_buff1~0_58)))) (and (= v_~b$w_buff0~0_65 v_~b$w_buff0~0_64) (= v_~weak$$choice2~0_28 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= (ite .cse0 v_~b$w_buff1_used~0_133 (ite (or .cse1 .cse2 .cse3) v_~b$w_buff1_used~0_133 0)) v_~b$w_buff1_used~0_132) (= v_~b$mem_tmp~0_14 v_~b~0_85) (= v_~b$w_buff1~0_58 v_~b$w_buff1~0_57) (= .cse4 v_~__unbuffered_p3_EBX~0_10) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= (ite .cse0 v_~b$w_buff0_used~0_144 (ite .cse5 v_~b$w_buff0_used~0_144 (ite .cse6 0 v_~b$w_buff0_used~0_144))) v_~b$w_buff0_used~0_143) (= (ite .cse0 v_~b$r_buff0_thd4~0_60 (ite (or .cse1 (and .cse7 .cse8) .cse3) v_~b$r_buff0_thd4~0_60 (ite (and .cse9 (not .cse3)) 0 v_~b$r_buff0_thd4~0_60))) v_~b$r_buff0_thd4~0_59) (= v_~b$r_buff1_thd4~0_55 (ite .cse0 v_~b$r_buff1_thd4~0_56 (ite (let ((.cse10 (= (mod v_~b$r_buff0_thd4~0_59 256) 0))) (or (and .cse7 .cse10) .cse3 (and .cse11 .cse10))) v_~b$r_buff1_thd4~0_56 0))) (= v_~b$flush_delayed~0_21 0) (= v_~b~0_84 (ite .cse0 v_~b$mem_tmp~0_14 .cse4))))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_144, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~b~0=v_~b~0_85, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_133, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_56, ~b$w_buff1~0=v_~b$w_buff1~0_58, ~b$w_buff0~0=v_~b$w_buff0~0_65, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_60, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_14, ~b$flush_delayed~0=v_~b$flush_delayed~0_21, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_143, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_84, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_132, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_55, ~b$w_buff1~0=v_~b$w_buff1~0_57, ~b$w_buff0~0=v_~b$w_buff0~0_64, ~weak$$choice2~0=v_~weak$$choice2~0_28, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_59} AuxVars[] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][188], [139#L3-1true, 240#true, Black: 260#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 157#true, Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 47#L803true, Black: 262#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 243#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 242#(= ~y~0 1), Black: 254#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P2Thread1of1ForFork0InUse, Black: 256#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork2InUse, Black: 258#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 200#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 195#(= ~y~0 0), P1Thread1of1ForFork3InUse, Black: 206#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork1InUse, Black: 202#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 7#L796true, 327#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 222#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 220#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 224#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 226#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 298#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 228#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 292#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 217#true, Black: 232#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 286#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 276#true, 115#L766true, Black: 280#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 179#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 161#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 294#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 76#L845true, Black: 160#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 175#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 173#(and (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 159#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 18:46:51,737 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 18:46:51,737 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 18:46:51,738 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 18:46:51,738 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 18:46:55,579 INFO L130 PetriNetUnfolder]: 27188/48337 cut-off events. [2022-11-18 18:46:55,579 INFO L131 PetriNetUnfolder]: For 182846/192144 co-relation queries the response was YES. [2022-11-18 18:46:56,055 INFO L83 FinitePrefix]: Finished finitePrefix Result has 182819 conditions, 48337 events. 27188/48337 cut-off events. For 182846/192144 co-relation queries the response was YES. Maximal size of possible extension queue 3238. Compared 484066 event pairs, 1631 based on Foata normal form. 775/47368 useless extension candidates. Maximal degree in co-relation 182718. Up to 9840 conditions per place. [2022-11-18 18:46:56,182 INFO L137 encePairwiseOnDemand]: 128/139 looper letters, 126 selfloop transitions, 58 changer transitions 50/344 dead transitions. [2022-11-18 18:46:56,182 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 213 places, 344 transitions, 2681 flow [2022-11-18 18:46:56,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-18 18:46:56,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-11-18 18:46:56,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1972 transitions. [2022-11-18 18:46:56,187 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8866906474820144 [2022-11-18 18:46:56,187 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1972 transitions. [2022-11-18 18:46:56,187 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1972 transitions. [2022-11-18 18:46:56,189 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:46:56,189 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1972 transitions. [2022-11-18 18:46:56,193 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 123.25) internal successors, (1972), 16 states have internal predecessors, (1972), 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) [2022-11-18 18:46:56,198 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 139.0) internal successors, (2363), 17 states have internal predecessors, (2363), 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) [2022-11-18 18:46:56,199 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 139.0) internal successors, (2363), 17 states have internal predecessors, (2363), 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) [2022-11-18 18:46:56,199 INFO L175 Difference]: Start difference. First operand has 198 places, 186 transitions, 1137 flow. Second operand 16 states and 1972 transitions. [2022-11-18 18:46:56,200 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 213 places, 344 transitions, 2681 flow [2022-11-18 18:47:19,542 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 209 places, 344 transitions, 2564 flow, removed 49 selfloop flow, removed 4 redundant places. [2022-11-18 18:47:19,546 INFO L231 Difference]: Finished difference. Result has 213 places, 199 transitions, 1367 flow [2022-11-18 18:47:19,547 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=139, PETRI_DIFFERENCE_MINUEND_FLOW=1028, PETRI_DIFFERENCE_MINUEND_PLACES=194, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=186, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=42, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=1367, PETRI_PLACES=213, PETRI_TRANSITIONS=199} [2022-11-18 18:47:19,547 INFO L288 CegarLoopForPetriNet]: 146 programPoint places, 67 predicate places. [2022-11-18 18:47:19,547 INFO L495 AbstractCegarLoop]: Abstraction has has 213 places, 199 transitions, 1367 flow [2022-11-18 18:47:19,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 114.125) internal successors, (913), 8 states have internal predecessors, (913), 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) [2022-11-18 18:47:19,548 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:47:19,548 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] [2022-11-18 18:47:19,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 18:47:19,549 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)] === [2022-11-18 18:47:19,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:19,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1105626351, now seen corresponding path program 1 times [2022-11-18 18:47:19,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:19,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702425775] [2022-11-18 18:47:19,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:19,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:47:20,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:20,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702425775] [2022-11-18 18:47:20,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702425775] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:20,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:20,437 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-18 18:47:20,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486611728] [2022-11-18 18:47:20,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:20,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-18 18:47:20,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:20,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-18 18:47:20,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-11-18 18:47:20,440 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 139 [2022-11-18 18:47:20,441 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 213 places, 199 transitions, 1367 flow. Second operand has 9 states, 9 states have (on average 105.33333333333333) internal successors, (948), 9 states have internal predecessors, (948), 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) [2022-11-18 18:47:20,442 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:47:20,442 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 139 [2022-11-18 18:47:20,442 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:47:24,441 INFO L130 PetriNetUnfolder]: 6510/21157 cut-off events. [2022-11-18 18:47:24,441 INFO L131 PetriNetUnfolder]: For 93001/99966 co-relation queries the response was YES. [2022-11-18 18:47:24,738 INFO L83 FinitePrefix]: Finished finitePrefix Result has 78447 conditions, 21157 events. 6510/21157 cut-off events. For 93001/99966 co-relation queries the response was YES. Maximal size of possible extension queue 2477. Compared 295510 event pairs, 62 based on Foata normal form. 38/20033 useless extension candidates. Maximal degree in co-relation 78333. Up to 4167 conditions per place. [2022-11-18 18:47:24,823 INFO L137 encePairwiseOnDemand]: 121/139 looper letters, 88 selfloop transitions, 96 changer transitions 19/352 dead transitions. [2022-11-18 18:47:24,824 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 215 places, 352 transitions, 3087 flow [2022-11-18 18:47:24,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-18 18:47:24,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2022-11-18 18:47:24,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1365 transitions. [2022-11-18 18:47:24,828 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8183453237410072 [2022-11-18 18:47:24,828 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1365 transitions. [2022-11-18 18:47:24,828 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1365 transitions. [2022-11-18 18:47:24,829 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:47:24,830 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1365 transitions. [2022-11-18 18:47:24,833 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 113.75) internal successors, (1365), 12 states have internal predecessors, (1365), 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) [2022-11-18 18:47:24,836 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 139.0) internal successors, (1807), 13 states have internal predecessors, (1807), 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) [2022-11-18 18:47:24,837 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 139.0) internal successors, (1807), 13 states have internal predecessors, (1807), 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) [2022-11-18 18:47:24,838 INFO L175 Difference]: Start difference. First operand has 213 places, 199 transitions, 1367 flow. Second operand 12 states and 1365 transitions. [2022-11-18 18:47:24,838 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 215 places, 352 transitions, 3087 flow