./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.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_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/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_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/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_62aff4ce-8a97-4776-b48e-e1df24670e14/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 a86612b573a63cde2c4106f45bf8b3ea66989a894eb80420a80ff8b17f8f03d1 --- 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 18:43:22,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:43:22,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:43:22,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:43:22,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:43:22,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:43:22,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:43:22,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:43:22,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:43:22,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:43:22,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:43:22,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:43:22,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:43:22,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:43:22,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:43:22,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:43:22,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:43:22,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:43:22,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:43:22,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:43:22,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:43:22,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:43:22,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:43:22,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:43:22,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:43:22,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:43:22,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:43:22,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:43:22,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:43:22,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:43:22,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:43:22,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:43:22,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:43:22,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:43:22,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:43:22,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:43:22,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:43:22,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:43:22,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:43:22,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:43:22,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:43:22,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 18:43:22,714 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:43:22,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:43:22,717 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:43:22,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:43:22,719 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:43:22,719 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:43:22,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:43:22,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:43:22,721 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:43:22,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:43:22,722 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:43:22,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:43:22,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:43:22,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:43:22,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:43:22,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:43:22,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:43:22,724 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:43:22,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:43:22,725 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:43:22,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:43:22,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:43:22,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:43:22,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:43:22,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:43:22,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:43:22,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:43:22,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:43:22,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:43:22,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:43:22,727 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:43:22,728 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:43:22,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:43:22,728 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_62aff4ce-8a97-4776-b48e-e1df24670e14/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a86612b573a63cde2c4106f45bf8b3ea66989a894eb80420a80ff8b17f8f03d1 [2022-11-18 18:43:23,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:43:23,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:43:23,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:43:23,146 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:43:23,147 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:43:23,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i [2022-11-18 18:43:23,222 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/data/34e852f71/73604bef950e42ac81b8242f77cfa77f/FLAG364cd4e09 [2022-11-18 18:43:23,944 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:43:23,945 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i [2022-11-18 18:43:23,961 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/data/34e852f71/73604bef950e42ac81b8242f77cfa77f/FLAG364cd4e09 [2022-11-18 18:43:24,187 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/data/34e852f71/73604bef950e42ac81b8242f77cfa77f [2022-11-18 18:43:24,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:43:24,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:43:24,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:43:24,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:43:24,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:43:24,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:43:24" (1/1) ... [2022-11-18 18:43:24,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112abe8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:24, skipping insertion in model container [2022-11-18 18:43:24,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:43:24" (1/1) ... [2022-11-18 18:43:24,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:43:24,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:43:24,570 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_62aff4ce-8a97-4776-b48e-e1df24670e14/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i[966,979] [2022-11-18 18:43:24,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:43:24,878 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:43:24,890 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_62aff4ce-8a97-4776-b48e-e1df24670e14/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i[966,979] [2022-11-18 18:43:24,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:43:25,026 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:43:25,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25 WrapperNode [2022-11-18 18:43:25,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:43:25,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:43:25,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:43:25,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:43:25,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25" (1/1) ... [2022-11-18 18:43:25,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25" (1/1) ... [2022-11-18 18:43:25,109 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 143 [2022-11-18 18:43:25,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:43:25,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:43:25,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:43:25,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:43:25,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25" (1/1) ... [2022-11-18 18:43:25,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25" (1/1) ... [2022-11-18 18:43:25,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25" (1/1) ... [2022-11-18 18:43:25,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25" (1/1) ... [2022-11-18 18:43:25,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25" (1/1) ... [2022-11-18 18:43:25,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25" (1/1) ... [2022-11-18 18:43:25,146 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25" (1/1) ... [2022-11-18 18:43:25,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25" (1/1) ... [2022-11-18 18:43:25,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:43:25,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:43:25,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:43:25,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:43:25,169 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25" (1/1) ... [2022-11-18 18:43:25,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:43:25,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:43:25,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:43:25,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:43:25,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:43:25,277 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-18 18:43:25,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:43:25,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:43:25,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:43:25,278 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-18 18:43:25,278 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-18 18:43:25,278 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-18 18:43:25,279 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-18 18:43:25,279 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-18 18:43:25,279 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-18 18:43:25,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 18:43:25,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-18 18:43:25,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:43:25,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:43:25,283 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 18:43:25,475 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:43:25,478 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:43:26,006 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:43:26,245 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:43:26,245 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 18:43:26,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:43:26 BoogieIcfgContainer [2022-11-18 18:43:26,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:43:26,254 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:43:26,254 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:43:26,258 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:43:26,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:43:24" (1/3) ... [2022-11-18 18:43:26,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7589b784 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:43:26, skipping insertion in model container [2022-11-18 18:43:26,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:43:25" (2/3) ... [2022-11-18 18:43:26,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7589b784 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:43:26, skipping insertion in model container [2022-11-18 18:43:26,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:43:26" (3/3) ... [2022-11-18 18:43:26,263 INFO L112 eAbstractionObserver]: Analyzing ICFG mix028_power.opt_pso.opt_rmo.opt.i [2022-11-18 18:43:26,274 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-18 18:43:26,286 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:43:26,287 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-18 18:43:26,287 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 18:43:26,389 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-18 18:43:26,463 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 124 places, 116 transitions, 247 flow [2022-11-18 18:43:26,580 INFO L130 PetriNetUnfolder]: 2/113 cut-off events. [2022-11-18 18:43:26,581 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 18:43:26,588 INFO L83 FinitePrefix]: Finished finitePrefix Result has 123 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 57 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 74. Up to 2 conditions per place. [2022-11-18 18:43:26,589 INFO L82 GeneralOperation]: Start removeDead. Operand has 124 places, 116 transitions, 247 flow [2022-11-18 18:43:26,595 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 121 places, 113 transitions, 235 flow [2022-11-18 18:43:26,617 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 18:43:26,631 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;@5aecbd21, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 18:43:26,633 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-18 18:43:26,664 INFO L130 PetriNetUnfolder]: 0/59 cut-off events. [2022-11-18 18:43:26,664 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 18:43:26,665 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:26,665 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:43:26,667 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:26,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:26,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1506623600, now seen corresponding path program 1 times [2022-11-18 18:43:26,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:26,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855022154] [2022-11-18 18:43:26,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:26,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:27,499 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 18:43:27,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:27,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855022154] [2022-11-18 18:43:27,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855022154] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:27,502 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:27,503 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 18:43:27,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146495821] [2022-11-18 18:43:27,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:27,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:43:27,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:27,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:43:27,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:43:27,571 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 116 [2022-11-18 18:43:27,579 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 113 transitions, 235 flow. Second operand has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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 18:43:27,579 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:27,579 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 116 [2022-11-18 18:43:27,581 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:27,849 INFO L130 PetriNetUnfolder]: 57/325 cut-off events. [2022-11-18 18:43:27,849 INFO L131 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2022-11-18 18:43:27,853 INFO L83 FinitePrefix]: Finished finitePrefix Result has 450 conditions, 325 events. 57/325 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 1327 event pairs, 11 based on Foata normal form. 14/320 useless extension candidates. Maximal degree in co-relation 398. Up to 75 conditions per place. [2022-11-18 18:43:27,857 INFO L137 encePairwiseOnDemand]: 111/116 looper letters, 13 selfloop transitions, 2 changer transitions 0/114 dead transitions. [2022-11-18 18:43:27,857 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 114 transitions, 270 flow [2022-11-18 18:43:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:43:27,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 18:43:27,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 326 transitions. [2022-11-18 18:43:27,881 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9367816091954023 [2022-11-18 18:43:27,882 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 326 transitions. [2022-11-18 18:43:27,883 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 326 transitions. [2022-11-18 18:43:27,888 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:27,891 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 326 transitions. [2022-11-18 18:43:27,900 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 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 18:43:27,912 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 116.0) internal successors, (464), 4 states have internal predecessors, (464), 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 18:43:27,913 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 116.0) internal successors, (464), 4 states have internal predecessors, (464), 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 18:43:27,915 INFO L175 Difference]: Start difference. First operand has 121 places, 113 transitions, 235 flow. Second operand 3 states and 326 transitions. [2022-11-18 18:43:27,916 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 114 transitions, 270 flow [2022-11-18 18:43:27,922 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 114 transitions, 266 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-11-18 18:43:27,927 INFO L231 Difference]: Finished difference. Result has 118 places, 109 transitions, 228 flow [2022-11-18 18:43:27,930 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=224, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=109, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=228, PETRI_PLACES=118, PETRI_TRANSITIONS=109} [2022-11-18 18:43:27,936 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, -3 predicate places. [2022-11-18 18:43:27,936 INFO L495 AbstractCegarLoop]: Abstraction has has 118 places, 109 transitions, 228 flow [2022-11-18 18:43:27,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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 18:43:27,937 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:27,938 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:43:27,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 18:43:27,939 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:27,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:27,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1637127923, now seen corresponding path program 1 times [2022-11-18 18:43:27,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:27,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72261711] [2022-11-18 18:43:27,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:27,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:28,632 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 18:43:28,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:28,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72261711] [2022-11-18 18:43:28,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72261711] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:28,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:28,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 18:43:28,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887394089] [2022-11-18 18:43:28,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:28,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 18:43:28,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:28,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 18:43:28,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 18:43:28,645 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 116 [2022-11-18 18:43:28,646 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 109 transitions, 228 flow. Second operand has 6 states, 6 states have (on average 94.83333333333333) internal successors, (569), 6 states have internal predecessors, (569), 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 18:43:28,647 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:28,653 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 116 [2022-11-18 18:43:28,653 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:29,616 INFO L130 PetriNetUnfolder]: 724/2060 cut-off events. [2022-11-18 18:43:29,617 INFO L131 PetriNetUnfolder]: For 94/94 co-relation queries the response was YES. [2022-11-18 18:43:29,626 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3308 conditions, 2060 events. 724/2060 cut-off events. For 94/94 co-relation queries the response was YES. Maximal size of possible extension queue 145. Compared 15761 event pairs, 222 based on Foata normal form. 0/1995 useless extension candidates. Maximal degree in co-relation 3256. Up to 652 conditions per place. [2022-11-18 18:43:29,633 INFO L137 encePairwiseOnDemand]: 109/116 looper letters, 21 selfloop transitions, 3 changer transitions 54/157 dead transitions. [2022-11-18 18:43:29,633 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 157 transitions, 474 flow [2022-11-18 18:43:29,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 18:43:29,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-18 18:43:29,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 906 transitions. [2022-11-18 18:43:29,638 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.867816091954023 [2022-11-18 18:43:29,638 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 906 transitions. [2022-11-18 18:43:29,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 906 transitions. [2022-11-18 18:43:29,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:29,639 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 906 transitions. [2022-11-18 18:43:29,642 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 100.66666666666667) internal successors, (906), 9 states have internal predecessors, (906), 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 18:43:29,646 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 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 18:43:29,647 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 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 18:43:29,648 INFO L175 Difference]: Start difference. First operand has 118 places, 109 transitions, 228 flow. Second operand 9 states and 906 transitions. [2022-11-18 18:43:29,648 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 157 transitions, 474 flow [2022-11-18 18:43:29,650 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 157 transitions, 456 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 18:43:29,653 INFO L231 Difference]: Finished difference. Result has 131 places, 99 transitions, 243 flow [2022-11-18 18:43:29,653 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=224, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=109, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=243, PETRI_PLACES=131, PETRI_TRANSITIONS=99} [2022-11-18 18:43:29,654 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 10 predicate places. [2022-11-18 18:43:29,654 INFO L495 AbstractCegarLoop]: Abstraction has has 131 places, 99 transitions, 243 flow [2022-11-18 18:43:29,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 94.83333333333333) internal successors, (569), 6 states have internal predecessors, (569), 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 18:43:29,655 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:29,656 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] [2022-11-18 18:43:29,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 18:43:29,656 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:29,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:29,657 INFO L85 PathProgramCache]: Analyzing trace with hash 821823506, now seen corresponding path program 1 times [2022-11-18 18:43:29,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:29,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939380981] [2022-11-18 18:43:29,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:29,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:30,141 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 18:43:30,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:30,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939380981] [2022-11-18 18:43:30,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939380981] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:30,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:30,145 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 18:43:30,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862713125] [2022-11-18 18:43:30,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:30,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 18:43:30,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:30,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 18:43:30,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 18:43:30,150 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 116 [2022-11-18 18:43:30,151 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 99 transitions, 243 flow. Second operand has 6 states, 6 states have (on average 96.83333333333333) internal successors, (581), 6 states have internal predecessors, (581), 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 18:43:30,152 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:30,152 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 116 [2022-11-18 18:43:30,152 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:30,725 INFO L130 PetriNetUnfolder]: 390/890 cut-off events. [2022-11-18 18:43:30,726 INFO L131 PetriNetUnfolder]: For 564/566 co-relation queries the response was YES. [2022-11-18 18:43:30,731 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1961 conditions, 890 events. 390/890 cut-off events. For 564/566 co-relation queries the response was YES. Maximal size of possible extension queue 86. Compared 5306 event pairs, 69 based on Foata normal form. 28/888 useless extension candidates. Maximal degree in co-relation 1902. Up to 281 conditions per place. [2022-11-18 18:43:30,737 INFO L137 encePairwiseOnDemand]: 110/116 looper letters, 18 selfloop transitions, 2 changer transitions 31/134 dead transitions. [2022-11-18 18:43:30,738 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 134 transitions, 433 flow [2022-11-18 18:43:30,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 18:43:30,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-18 18:43:30,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 908 transitions. [2022-11-18 18:43:30,742 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8697318007662835 [2022-11-18 18:43:30,742 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 908 transitions. [2022-11-18 18:43:30,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 908 transitions. [2022-11-18 18:43:30,745 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:30,745 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 908 transitions. [2022-11-18 18:43:30,748 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 100.88888888888889) internal successors, (908), 9 states have internal predecessors, (908), 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 18:43:30,750 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 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 18:43:30,752 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 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 18:43:30,752 INFO L175 Difference]: Start difference. First operand has 131 places, 99 transitions, 243 flow. Second operand 9 states and 908 transitions. [2022-11-18 18:43:30,752 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 134 transitions, 433 flow [2022-11-18 18:43:30,761 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 134 transitions, 414 flow, removed 8 selfloop flow, removed 4 redundant places. [2022-11-18 18:43:30,765 INFO L231 Difference]: Finished difference. Result has 124 places, 99 transitions, 252 flow [2022-11-18 18:43:30,765 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=252, PETRI_PLACES=124, PETRI_TRANSITIONS=99} [2022-11-18 18:43:30,768 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 3 predicate places. [2022-11-18 18:43:30,769 INFO L495 AbstractCegarLoop]: Abstraction has has 124 places, 99 transitions, 252 flow [2022-11-18 18:43:30,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 96.83333333333333) internal successors, (581), 6 states have internal predecessors, (581), 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 18:43:30,769 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:30,770 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] [2022-11-18 18:43:30,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 18:43:30,771 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:30,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:30,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1031356458, now seen corresponding path program 1 times [2022-11-18 18:43:30,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:30,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62533243] [2022-11-18 18:43:30,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:30,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:31,915 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 18:43:31,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:31,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62533243] [2022-11-18 18:43:31,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62533243] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:31,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:31,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-18 18:43:31,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214553226] [2022-11-18 18:43:31,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:31,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-18 18:43:31,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:31,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-18 18:43:31,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-18 18:43:31,920 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 116 [2022-11-18 18:43:31,922 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 99 transitions, 252 flow. Second operand has 9 states, 9 states have (on average 84.44444444444444) internal successors, (760), 9 states have internal predecessors, (760), 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 18:43:31,922 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:31,923 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 116 [2022-11-18 18:43:31,923 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:34,162 INFO L130 PetriNetUnfolder]: 1102/2000 cut-off events. [2022-11-18 18:43:34,162 INFO L131 PetriNetUnfolder]: For 1994/2012 co-relation queries the response was YES. [2022-11-18 18:43:34,170 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5060 conditions, 2000 events. 1102/2000 cut-off events. For 1994/2012 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 11361 event pairs, 74 based on Foata normal form. 47/1984 useless extension candidates. Maximal degree in co-relation 4987. Up to 828 conditions per place. [2022-11-18 18:43:34,179 INFO L137 encePairwiseOnDemand]: 97/116 looper letters, 50 selfloop transitions, 21 changer transitions 84/223 dead transitions. [2022-11-18 18:43:34,179 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 223 transitions, 976 flow [2022-11-18 18:43:34,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-18 18:43:34,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2022-11-18 18:43:34,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 1962 transitions. [2022-11-18 18:43:34,186 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7688087774294671 [2022-11-18 18:43:34,186 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 1962 transitions. [2022-11-18 18:43:34,187 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 1962 transitions. [2022-11-18 18:43:34,189 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:34,193 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 1962 transitions. [2022-11-18 18:43:34,199 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 89.18181818181819) internal successors, (1962), 22 states have internal predecessors, (1962), 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 18:43:34,206 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 116.0) internal successors, (2668), 23 states have internal predecessors, (2668), 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 18:43:34,209 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 116.0) internal successors, (2668), 23 states have internal predecessors, (2668), 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 18:43:34,209 INFO L175 Difference]: Start difference. First operand has 124 places, 99 transitions, 252 flow. Second operand 22 states and 1962 transitions. [2022-11-18 18:43:34,210 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 223 transitions, 976 flow [2022-11-18 18:43:34,237 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 223 transitions, 880 flow, removed 42 selfloop flow, removed 8 redundant places. [2022-11-18 18:43:34,243 INFO L231 Difference]: Finished difference. Result has 149 places, 112 transitions, 419 flow [2022-11-18 18:43:34,244 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=419, PETRI_PLACES=149, PETRI_TRANSITIONS=112} [2022-11-18 18:43:34,247 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 28 predicate places. [2022-11-18 18:43:34,247 INFO L495 AbstractCegarLoop]: Abstraction has has 149 places, 112 transitions, 419 flow [2022-11-18 18:43:34,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 84.44444444444444) internal successors, (760), 9 states have internal predecessors, (760), 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 18:43:34,248 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:34,248 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] [2022-11-18 18:43:34,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 18:43:34,249 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:34,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:34,250 INFO L85 PathProgramCache]: Analyzing trace with hash 67601146, now seen corresponding path program 1 times [2022-11-18 18:43:34,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:34,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471477872] [2022-11-18 18:43:34,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:34,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:35,529 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 18:43:35,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:35,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471477872] [2022-11-18 18:43:35,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471477872] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:35,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:35,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-18 18:43:35,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14565335] [2022-11-18 18:43:35,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:35,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-18 18:43:35,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:35,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-18 18:43:35,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-11-18 18:43:35,533 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 116 [2022-11-18 18:43:35,535 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 112 transitions, 419 flow. Second operand has 12 states, 12 states have (on average 91.41666666666667) internal successors, (1097), 12 states have internal predecessors, (1097), 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 18:43:35,535 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:35,536 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 116 [2022-11-18 18:43:35,536 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:36,620 INFO L130 PetriNetUnfolder]: 817/1679 cut-off events. [2022-11-18 18:43:36,621 INFO L131 PetriNetUnfolder]: For 9702/10267 co-relation queries the response was YES. [2022-11-18 18:43:36,633 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7654 conditions, 1679 events. 817/1679 cut-off events. For 9702/10267 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 9860 event pairs, 219 based on Foata normal form. 67/1643 useless extension candidates. Maximal degree in co-relation 7568. Up to 790 conditions per place. [2022-11-18 18:43:36,648 INFO L137 encePairwiseOnDemand]: 103/116 looper letters, 35 selfloop transitions, 16 changer transitions 43/178 dead transitions. [2022-11-18 18:43:36,648 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 178 transitions, 1134 flow [2022-11-18 18:43:36,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-18 18:43:36,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2022-11-18 18:43:36,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1332 transitions. [2022-11-18 18:43:36,654 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8201970443349754 [2022-11-18 18:43:36,654 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1332 transitions. [2022-11-18 18:43:36,654 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1332 transitions. [2022-11-18 18:43:36,656 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:36,656 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1332 transitions. [2022-11-18 18:43:36,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 95.14285714285714) internal successors, (1332), 14 states have internal predecessors, (1332), 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 18:43:36,665 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 116.0) internal successors, (1740), 15 states have internal predecessors, (1740), 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 18:43:36,666 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 116.0) internal successors, (1740), 15 states have internal predecessors, (1740), 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 18:43:36,666 INFO L175 Difference]: Start difference. First operand has 149 places, 112 transitions, 419 flow. Second operand 14 states and 1332 transitions. [2022-11-18 18:43:36,666 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 178 transitions, 1134 flow [2022-11-18 18:43:36,704 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 178 transitions, 1030 flow, removed 34 selfloop flow, removed 11 redundant places. [2022-11-18 18:43:36,708 INFO L231 Difference]: Finished difference. Result has 144 places, 120 transitions, 534 flow [2022-11-18 18:43:36,708 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=376, PETRI_DIFFERENCE_MINUEND_PLACES=123, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=112, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=534, PETRI_PLACES=144, PETRI_TRANSITIONS=120} [2022-11-18 18:43:36,709 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 23 predicate places. [2022-11-18 18:43:36,710 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 120 transitions, 534 flow [2022-11-18 18:43:36,710 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 91.41666666666667) internal successors, (1097), 12 states have internal predecessors, (1097), 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 18:43:36,711 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:36,711 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] [2022-11-18 18:43:36,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 18:43:36,712 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:36,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:36,714 INFO L85 PathProgramCache]: Analyzing trace with hash 73645626, now seen corresponding path program 1 times [2022-11-18 18:43:36,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:36,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922390880] [2022-11-18 18:43:36,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:36,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:37,837 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 18:43:37,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:37,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922390880] [2022-11-18 18:43:37,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922390880] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:37,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:37,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-18 18:43:37,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950160760] [2022-11-18 18:43:37,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:37,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-18 18:43:37,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:37,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-18 18:43:37,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-11-18 18:43:37,843 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 116 [2022-11-18 18:43:37,845 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 120 transitions, 534 flow. Second operand has 10 states, 10 states have (on average 93.5) internal successors, (935), 10 states have internal predecessors, (935), 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 18:43:37,846 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:37,846 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 116 [2022-11-18 18:43:37,846 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:38,976 INFO L130 PetriNetUnfolder]: 837/1717 cut-off events. [2022-11-18 18:43:38,976 INFO L131 PetriNetUnfolder]: For 13418/13819 co-relation queries the response was YES. [2022-11-18 18:43:38,987 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8654 conditions, 1717 events. 837/1717 cut-off events. For 13418/13819 co-relation queries the response was YES. Maximal size of possible extension queue 99. Compared 9944 event pairs, 170 based on Foata normal form. 57/1668 useless extension candidates. Maximal degree in co-relation 8568. Up to 855 conditions per place. [2022-11-18 18:43:39,002 INFO L137 encePairwiseOnDemand]: 104/116 looper letters, 40 selfloop transitions, 19 changer transitions 68/213 dead transitions. [2022-11-18 18:43:39,004 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 213 transitions, 1817 flow [2022-11-18 18:43:39,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 18:43:39,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 18:43:39,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1842 transitions. [2022-11-18 18:43:39,010 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8357531760435571 [2022-11-18 18:43:39,010 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 1842 transitions. [2022-11-18 18:43:39,011 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 1842 transitions. [2022-11-18 18:43:39,012 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:39,012 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1842 transitions. [2022-11-18 18:43:39,017 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 96.94736842105263) internal successors, (1842), 19 states have internal predecessors, (1842), 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 18:43:39,021 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 116.0) internal successors, (2320), 20 states have internal predecessors, (2320), 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 18:43:39,023 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 116.0) internal successors, (2320), 20 states have internal predecessors, (2320), 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 18:43:39,023 INFO L175 Difference]: Start difference. First operand has 144 places, 120 transitions, 534 flow. Second operand 19 states and 1842 transitions. [2022-11-18 18:43:39,023 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 213 transitions, 1817 flow [2022-11-18 18:43:39,042 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 213 transitions, 1758 flow, removed 18 selfloop flow, removed 7 redundant places. [2022-11-18 18:43:39,046 INFO L231 Difference]: Finished difference. Result has 163 places, 130 transitions, 764 flow [2022-11-18 18:43:39,046 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=505, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=764, PETRI_PLACES=163, PETRI_TRANSITIONS=130} [2022-11-18 18:43:39,049 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 42 predicate places. [2022-11-18 18:43:39,087 INFO L495 AbstractCegarLoop]: Abstraction has has 163 places, 130 transitions, 764 flow [2022-11-18 18:43:39,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 93.5) internal successors, (935), 10 states have internal predecessors, (935), 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 18:43:39,088 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:39,088 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] [2022-11-18 18:43:39,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 18:43:39,089 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:39,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:39,089 INFO L85 PathProgramCache]: Analyzing trace with hash -665296886, now seen corresponding path program 1 times [2022-11-18 18:43:39,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:39,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001697899] [2022-11-18 18:43:39,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:39,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:40,328 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 18:43:40,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:40,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001697899] [2022-11-18 18:43:40,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001697899] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:40,329 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:40,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-18 18:43:40,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987059078] [2022-11-18 18:43:40,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:40,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-18 18:43:40,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:40,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-18 18:43:40,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-11-18 18:43:40,332 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 116 [2022-11-18 18:43:40,334 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 130 transitions, 764 flow. Second operand has 12 states, 12 states have (on average 92.41666666666667) internal successors, (1109), 12 states have internal predecessors, (1109), 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 18:43:40,334 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:40,334 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 116 [2022-11-18 18:43:40,334 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:41,414 INFO L130 PetriNetUnfolder]: 718/1514 cut-off events. [2022-11-18 18:43:41,414 INFO L131 PetriNetUnfolder]: For 32034/32936 co-relation queries the response was YES. [2022-11-18 18:43:41,426 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10406 conditions, 1514 events. 718/1514 cut-off events. For 32034/32936 co-relation queries the response was YES. Maximal size of possible extension queue 77. Compared 8661 event pairs, 120 based on Foata normal form. 70/1455 useless extension candidates. Maximal degree in co-relation 10308. Up to 762 conditions per place. [2022-11-18 18:43:41,444 INFO L137 encePairwiseOnDemand]: 103/116 looper letters, 40 selfloop transitions, 26 changer transitions 44/195 dead transitions. [2022-11-18 18:43:41,445 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 195 transitions, 2151 flow [2022-11-18 18:43:41,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-18 18:43:41,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-11-18 18:43:41,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1900 transitions. [2022-11-18 18:43:41,451 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8189655172413793 [2022-11-18 18:43:41,451 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 1900 transitions. [2022-11-18 18:43:41,451 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 1900 transitions. [2022-11-18 18:43:41,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:41,453 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1900 transitions. [2022-11-18 18:43:41,457 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 95.0) internal successors, (1900), 20 states have internal predecessors, (1900), 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 18:43:41,462 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 116.0) internal successors, (2436), 21 states have internal predecessors, (2436), 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 18:43:41,463 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 116.0) internal successors, (2436), 21 states have internal predecessors, (2436), 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 18:43:41,464 INFO L175 Difference]: Start difference. First operand has 163 places, 130 transitions, 764 flow. Second operand 20 states and 1900 transitions. [2022-11-18 18:43:41,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 195 transitions, 2151 flow [2022-11-18 18:43:41,539 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 195 transitions, 1882 flow, removed 123 selfloop flow, removed 15 redundant places. [2022-11-18 18:43:41,544 INFO L231 Difference]: Finished difference. Result has 169 places, 137 transitions, 928 flow [2022-11-18 18:43:41,544 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=663, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=928, PETRI_PLACES=169, PETRI_TRANSITIONS=137} [2022-11-18 18:43:41,545 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 48 predicate places. [2022-11-18 18:43:41,545 INFO L495 AbstractCegarLoop]: Abstraction has has 169 places, 137 transitions, 928 flow [2022-11-18 18:43:41,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 92.41666666666667) internal successors, (1109), 12 states have internal predecessors, (1109), 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 18:43:41,546 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:41,546 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] [2022-11-18 18:43:41,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 18:43:41,547 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:41,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:41,548 INFO L85 PathProgramCache]: Analyzing trace with hash 2000213415, now seen corresponding path program 1 times [2022-11-18 18:43:41,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:41,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053935047] [2022-11-18 18:43:41,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:41,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:41,848 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 18:43:41,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:41,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053935047] [2022-11-18 18:43:41,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053935047] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:41,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:41,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 18:43:41,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172168512] [2022-11-18 18:43:41,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:41,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 18:43:41,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:41,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 18:43:41,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 18:43:41,852 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 116 [2022-11-18 18:43:41,853 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 137 transitions, 928 flow. Second operand has 6 states, 6 states have (on average 94.33333333333333) internal successors, (566), 6 states have internal predecessors, (566), 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 18:43:41,853 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:41,853 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 116 [2022-11-18 18:43:41,854 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:43,437 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][158], [Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 243#(and (= 0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 250#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), 87#L786true, Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), 69#L754true, Black: 140#(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: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(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|))), 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), 374#true, Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), Black: 350#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 338#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 336#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 352#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), 325#(= 0 ~x$r_buff0_thd0~0), Black: 344#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 348#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 346#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0)), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 354#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 356#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 340#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 342#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 358#(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|)) (= 0 ~x$r_buff0_thd0~0)), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), 31#L2-1true, P1Thread1of1ForFork2InUse, Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P2Thread1of1ForFork0InUse, Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:43,441 INFO L383 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2022-11-18 18:43:43,441 INFO L386 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2022-11-18 18:43:43,441 INFO L386 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2022-11-18 18:43:43,442 INFO L386 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2022-11-18 18:43:43,443 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][266], [114#L3-1true, Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 243#(and (= 0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 250#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), 87#L786true, Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), 69#L754true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), 379#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), Black: 350#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 338#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 336#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 352#(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|)) (= 0 ~x$r_buff0_thd0~0)), 325#(= 0 ~x$r_buff0_thd0~0), Black: 344#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 348#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 346#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0)), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 354#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 356#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 340#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 342#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 358#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P2Thread1of1ForFork0InUse, Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:43,444 INFO L383 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2022-11-18 18:43:43,444 INFO L386 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2022-11-18 18:43:43,444 INFO L386 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2022-11-18 18:43:43,445 INFO L386 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2022-11-18 18:43:43,477 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([270] L833-->L839: Formula: (let ((.cse3 (not (= (mod v_~x$w_buff0_used~0_137 256) 0))) (.cse4 (not (= (mod v_~x$r_buff1_thd0~0_56 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd0~0_62 256) 0)))) (let ((.cse1 (and (not (= (mod v_~x$w_buff0_used~0_138 256) 0)) .cse5)) (.cse2 (and .cse4 (not (= 0 (mod v_~x$w_buff1_used~0_119 256))))) (.cse0 (and .cse3 .cse5))) (and (= v_~x$r_buff0_thd0~0_61 (ite .cse0 0 v_~x$r_buff0_thd0~0_62)) (= (ite .cse1 0 v_~x$w_buff0_used~0_138) v_~x$w_buff0_used~0_137) (= (ite .cse1 v_~x$w_buff0~0_59 (ite .cse2 v_~x$w_buff1~0_52 v_~x~0_90)) v_~x~0_89) (= v_~x$w_buff1_used~0_118 (ite (or .cse2 .cse0) 0 v_~x$w_buff1_used~0_119)) (= v_~x$r_buff1_thd0~0_55 (ite (or (and .cse3 (not (= (mod v_~x$r_buff0_thd0~0_61 256) 0))) (and .cse4 (not (= (mod v_~x$w_buff1_used~0_118 256) 0)))) 0 v_~x$r_buff1_thd0~0_56))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_59, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_62, ~x$w_buff1~0=v_~x$w_buff1~0_52, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_119, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_56, ~x~0=v_~x~0_90, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_138} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_59, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_61, ~x$w_buff1~0=v_~x$w_buff1~0_52, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_118, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_55, ~x~0=v_~x~0_89, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_137} AuxVars[] AssignedVars[~x$r_buff0_thd0~0, ~x$w_buff1_used~0, ~x$r_buff1_thd0~0, ~x~0, ~x$w_buff0_used~0][275], [32#L839true, Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 243#(and (= 0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 250#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), 87#L786true, Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), 69#L754true, Black: 140#(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: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(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|))), 374#true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), 16#L799true, Black: 350#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 338#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 336#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 352#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), 325#(= 0 ~x$r_buff0_thd0~0), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 344#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 348#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 346#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0)), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 354#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 356#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 340#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 342#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 358#(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|)) (= 0 ~x$r_buff0_thd0~0)), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P2Thread1of1ForFork0InUse, Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:43,478 INFO L383 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2022-11-18 18:43:43,478 INFO L386 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2022-11-18 18:43:43,478 INFO L386 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2022-11-18 18:43:43,478 INFO L386 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2022-11-18 18:43:43,795 INFO L130 PetriNetUnfolder]: 3052/5434 cut-off events. [2022-11-18 18:43:43,795 INFO L131 PetriNetUnfolder]: For 178906/182286 co-relation queries the response was YES. [2022-11-18 18:43:43,837 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34990 conditions, 5434 events. 3052/5434 cut-off events. For 178906/182286 co-relation queries the response was YES. Maximal size of possible extension queue 392. Compared 38540 event pairs, 213 based on Foata normal form. 347/5299 useless extension candidates. Maximal degree in co-relation 34892. Up to 2225 conditions per place. [2022-11-18 18:43:43,907 INFO L137 encePairwiseOnDemand]: 106/116 looper letters, 134 selfloop transitions, 13 changer transitions 104/339 dead transitions. [2022-11-18 18:43:43,907 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 339 transitions, 4539 flow [2022-11-18 18:43:43,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:43:43,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-11-18 18:43:43,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1002 transitions. [2022-11-18 18:43:43,913 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8637931034482759 [2022-11-18 18:43:43,913 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1002 transitions. [2022-11-18 18:43:43,914 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1002 transitions. [2022-11-18 18:43:43,915 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:43,915 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1002 transitions. [2022-11-18 18:43:43,920 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 100.2) internal successors, (1002), 10 states have internal predecessors, (1002), 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 18:43:43,923 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:43:43,924 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:43:43,925 INFO L175 Difference]: Start difference. First operand has 169 places, 137 transitions, 928 flow. Second operand 10 states and 1002 transitions. [2022-11-18 18:43:43,925 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 339 transitions, 4539 flow [2022-11-18 18:43:44,330 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 339 transitions, 3726 flow, removed 404 selfloop flow, removed 15 redundant places. [2022-11-18 18:43:44,336 INFO L231 Difference]: Finished difference. Result has 157 places, 148 transitions, 899 flow [2022-11-18 18:43:44,337 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=801, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=137, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=899, PETRI_PLACES=157, PETRI_TRANSITIONS=148} [2022-11-18 18:43:44,337 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 36 predicate places. [2022-11-18 18:43:44,338 INFO L495 AbstractCegarLoop]: Abstraction has has 157 places, 148 transitions, 899 flow [2022-11-18 18:43:44,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 94.33333333333333) internal successors, (566), 6 states have internal predecessors, (566), 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 18:43:44,338 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:44,339 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] [2022-11-18 18:43:44,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-18 18:43:44,339 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:44,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:44,340 INFO L85 PathProgramCache]: Analyzing trace with hash 745656802, now seen corresponding path program 1 times [2022-11-18 18:43:44,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:44,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084071581] [2022-11-18 18:43:44,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:44,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:44,696 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 18:43:44,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:44,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084071581] [2022-11-18 18:43:44,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084071581] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:44,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:44,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:43:44,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178843927] [2022-11-18 18:43:44,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:44,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:43:44,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:44,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:43:44,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:43:44,700 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 116 [2022-11-18 18:43:44,701 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 148 transitions, 899 flow. Second operand has 7 states, 7 states have (on average 94.14285714285714) internal successors, (659), 7 states have internal predecessors, (659), 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 18:43:44,701 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:44,702 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 116 [2022-11-18 18:43:44,702 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:45,966 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][258], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 385#(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: 389#(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: 383#(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: 243#(and (= 0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 250#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 377#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 48#L773true, 415#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 82#L806true, 374#true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), 71#L757true, 325#(= 0 ~x$r_buff0_thd0~0), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P2Thread1of1ForFork0InUse, Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P0Thread1of1ForFork1InUse, 55#L3true]) [2022-11-18 18:43:45,967 INFO L383 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-11-18 18:43:45,967 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:45,967 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:45,968 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:46,152 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][258], [114#L3-1true, Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 385#(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: 389#(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: 383#(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: 243#(and (= 0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 250#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 377#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 374#true, Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 48#L773true, 415#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), 379#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), 71#L757true, 325#(= 0 ~x$r_buff0_thd0~0), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P2Thread1of1ForFork0InUse, Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:46,153 INFO L383 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-11-18 18:43:46,153 INFO L386 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-11-18 18:43:46,153 INFO L386 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-11-18 18:43:46,153 INFO L386 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-11-18 18:43:46,222 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][233], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 385#(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: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 389#(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: 383#(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: 243#(and (= 0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 250#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 377#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), 87#L786true, Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), 69#L754true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 415#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 82#L806true, 374#true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), 325#(= 0 ~x$r_buff0_thd0~0), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P2Thread1of1ForFork0InUse, Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P0Thread1of1ForFork1InUse, 55#L3true]) [2022-11-18 18:43:46,223 INFO L383 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-11-18 18:43:46,223 INFO L386 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2022-11-18 18:43:46,223 INFO L386 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2022-11-18 18:43:46,223 INFO L386 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2022-11-18 18:43:46,287 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][233], [114#L3-1true, Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 385#(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: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 389#(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: 383#(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: 243#(and (= 0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 250#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 377#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 374#true, Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), 87#L786true, Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), 69#L754true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 415#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), 379#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), 325#(= 0 ~x$r_buff0_thd0~0), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:46,288 INFO L383 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2022-11-18 18:43:46,288 INFO L386 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2022-11-18 18:43:46,288 INFO L386 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2022-11-18 18:43:46,288 INFO L386 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2022-11-18 18:43:46,360 INFO L130 PetriNetUnfolder]: 2476/4451 cut-off events. [2022-11-18 18:43:46,361 INFO L131 PetriNetUnfolder]: For 97591/101012 co-relation queries the response was YES. [2022-11-18 18:43:46,387 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26838 conditions, 4451 events. 2476/4451 cut-off events. For 97591/101012 co-relation queries the response was YES. Maximal size of possible extension queue 360. Compared 31495 event pairs, 158 based on Foata normal form. 401/4480 useless extension candidates. Maximal degree in co-relation 26746. Up to 1850 conditions per place. [2022-11-18 18:43:46,483 INFO L137 encePairwiseOnDemand]: 106/116 looper letters, 130 selfloop transitions, 24 changer transitions 112/354 dead transitions. [2022-11-18 18:43:46,483 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 354 transitions, 4096 flow [2022-11-18 18:43:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 18:43:46,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-11-18 18:43:46,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1301 transitions. [2022-11-18 18:43:46,488 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8627320954907162 [2022-11-18 18:43:46,489 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1301 transitions. [2022-11-18 18:43:46,489 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1301 transitions. [2022-11-18 18:43:46,490 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:46,490 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1301 transitions. [2022-11-18 18:43:46,493 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 100.07692307692308) internal successors, (1301), 13 states have internal predecessors, (1301), 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 18:43:46,496 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 116.0) internal successors, (1624), 14 states have internal predecessors, (1624), 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 18:43:46,497 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 116.0) internal successors, (1624), 14 states have internal predecessors, (1624), 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 18:43:46,498 INFO L175 Difference]: Start difference. First operand has 157 places, 148 transitions, 899 flow. Second operand 13 states and 1301 transitions. [2022-11-18 18:43:46,498 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 169 places, 354 transitions, 4096 flow [2022-11-18 18:43:46,671 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 354 transitions, 4094 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 18:43:46,676 INFO L231 Difference]: Finished difference. Result has 174 places, 163 transitions, 1101 flow [2022-11-18 18:43:46,677 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=897, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=148, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1101, PETRI_PLACES=174, PETRI_TRANSITIONS=163} [2022-11-18 18:43:46,678 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 53 predicate places. [2022-11-18 18:43:46,678 INFO L495 AbstractCegarLoop]: Abstraction has has 174 places, 163 transitions, 1101 flow [2022-11-18 18:43:46,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 94.14285714285714) internal successors, (659), 7 states have internal predecessors, (659), 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 18:43:46,679 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:46,679 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] [2022-11-18 18:43:46,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-18 18:43:46,679 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:46,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:46,680 INFO L85 PathProgramCache]: Analyzing trace with hash 824944629, now seen corresponding path program 1 times [2022-11-18 18:43:46,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:46,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114806968] [2022-11-18 18:43:46,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:46,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:47,267 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 18:43:47,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:47,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114806968] [2022-11-18 18:43:47,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114806968] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:47,268 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:47,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 18:43:47,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646143005] [2022-11-18 18:43:47,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:47,269 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 18:43:47,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:47,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 18:43:47,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-18 18:43:47,272 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 116 [2022-11-18 18:43:47,273 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 163 transitions, 1101 flow. Second operand has 8 states, 8 states have (on average 83.5) internal successors, (668), 8 states have internal predecessors, (668), 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 18:43:47,273 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:47,273 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 116 [2022-11-18 18:43:47,273 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:48,510 INFO L130 PetriNetUnfolder]: 535/2400 cut-off events. [2022-11-18 18:43:48,511 INFO L131 PetriNetUnfolder]: For 13226/13638 co-relation queries the response was YES. [2022-11-18 18:43:48,541 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9818 conditions, 2400 events. 535/2400 cut-off events. For 13226/13638 co-relation queries the response was YES. Maximal size of possible extension queue 227. Compared 23761 event pairs, 47 based on Foata normal form. 33/2320 useless extension candidates. Maximal degree in co-relation 9708. Up to 381 conditions per place. [2022-11-18 18:43:48,561 INFO L137 encePairwiseOnDemand]: 99/116 looper letters, 118 selfloop transitions, 38 changer transitions 27/275 dead transitions. [2022-11-18 18:43:48,561 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 275 transitions, 2839 flow [2022-11-18 18:43:48,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 18:43:48,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-18 18:43:48,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 823 transitions. [2022-11-18 18:43:48,565 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7883141762452107 [2022-11-18 18:43:48,565 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 823 transitions. [2022-11-18 18:43:48,565 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 823 transitions. [2022-11-18 18:43:48,566 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:48,566 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 823 transitions. [2022-11-18 18:43:48,571 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 91.44444444444444) internal successors, (823), 9 states have internal predecessors, (823), 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 18:43:48,574 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 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 18:43:48,575 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 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 18:43:48,575 INFO L175 Difference]: Start difference. First operand has 174 places, 163 transitions, 1101 flow. Second operand 9 states and 823 transitions. [2022-11-18 18:43:48,575 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 275 transitions, 2839 flow [2022-11-18 18:43:48,696 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 178 places, 275 transitions, 2781 flow, removed 23 selfloop flow, removed 4 redundant places. [2022-11-18 18:43:48,703 INFO L231 Difference]: Finished difference. Result has 185 places, 191 transitions, 1498 flow [2022-11-18 18:43:48,703 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=1043, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=136, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1498, PETRI_PLACES=185, PETRI_TRANSITIONS=191} [2022-11-18 18:43:48,704 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 64 predicate places. [2022-11-18 18:43:48,704 INFO L495 AbstractCegarLoop]: Abstraction has has 185 places, 191 transitions, 1498 flow [2022-11-18 18:43:48,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 83.5) internal successors, (668), 8 states have internal predecessors, (668), 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 18:43:48,705 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:48,705 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] [2022-11-18 18:43:48,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-18 18:43:48,706 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:48,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:48,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1773955498, now seen corresponding path program 1 times [2022-11-18 18:43:48,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:48,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132743835] [2022-11-18 18:43:48,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:48,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:49,115 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 18:43:49,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:49,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132743835] [2022-11-18 18:43:49,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132743835] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:49,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:49,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 18:43:49,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906638004] [2022-11-18 18:43:49,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:49,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 18:43:49,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:49,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 18:43:49,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-18 18:43:49,121 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 116 [2022-11-18 18:43:49,122 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 191 transitions, 1498 flow. Second operand has 8 states, 8 states have (on average 94.125) internal successors, (753), 8 states have internal predecessors, (753), 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 18:43:49,123 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:49,123 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 116 [2022-11-18 18:43:49,123 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:50,083 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][179], [407#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 385#(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)), 79#L831true, Black: 389#(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: 383#(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: 243#(and (= 0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 250#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 377#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 48#L773true, Black: 397#true, Black: 413#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 415#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 419#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 401#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 438#(and (= ~z~0 1) (= ~__unbuffered_p2_EBX~0 1)), 325#(= 0 ~x$r_buff0_thd0~0), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 440#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1)), Black: 442#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 436#(and (= ~z~0 1) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* 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(= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) 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~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, 464#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:50,089 INFO L383 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-11-18 18:43:50,089 INFO L386 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-11-18 18:43:50,089 INFO L386 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-11-18 18:43:50,089 INFO L386 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-11-18 18:43:50,617 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][264], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 385#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 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~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 48#L773true, Black: 397#true, Black: 407#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 415#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 419#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 401#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 438#(and (= ~z~0 1) (= ~__unbuffered_p2_EBX~0 1)), 325#(= 0 ~x$r_buff0_thd0~0), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 440#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1)), Black: 442#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 436#(and (= ~z~0 1) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 444#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 113#L832-1true, Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 429#(= ~z~0 1), 472#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 82#L806true, 374#true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div 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256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, 413#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:50,617 INFO L383 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-11-18 18:43:50,617 INFO L386 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-11-18 18:43:50,617 INFO L386 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-11-18 18:43:50,617 INFO L386 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-11-18 18:43:50,619 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][264], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (= 0 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|ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), 71#L757true, Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, 413#(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)), P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:50,620 INFO L383 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-11-18 18:43:50,620 INFO L386 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-11-18 18:43:50,620 INFO L386 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-11-18 18:43:50,620 INFO L386 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-11-18 18:43:50,815 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][264], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 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383#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 243#(and (= 0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 250#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 377#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ 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305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 440#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1)), Black: 442#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 436#(and (= ~z~0 1) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 444#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= 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~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), 71#L757true, Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, 64#L2true, 413#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:50,816 INFO L383 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,816 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,816 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,816 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,819 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][264], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 385#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 389#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 383#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 243#(and (= 0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 250#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 377#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 374#true, Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(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: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(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|))), 48#L773true, Black: 397#true, Black: 407#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 415#(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: 419#(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: 401#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 387#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 438#(and (= ~z~0 1) (= ~__unbuffered_p2_EBX~0 1)), 325#(= 0 ~x$r_buff0_thd0~0), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 440#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1)), Black: 442#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 436#(and (= ~z~0 1) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 444#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 429#(= ~z~0 1), 472#(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)), 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), 71#L757true, Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, 64#L2true, P2Thread1of1ForFork0InUse, 413#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:50,819 INFO L383 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,819 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,819 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,820 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,851 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][299], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 470#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ 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~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 377#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 374#true, Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 48#L773true, Black: 397#true, Black: 407#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 413#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 415#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) 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~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 429#(= ~z~0 1), 385#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 69#L754true, 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= 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|ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse, 55#L3true]) [2022-11-18 18:43:50,852 INFO L383 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,852 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,852 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,852 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,854 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([346] L747-->L754: Formula: (let ((.cse3 (not (= (mod v_~x$w_buff0_used~0_117 256) 0))) (.cse4 (not (= (mod v_~x$r_buff1_thd1~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_20 256) 0)))) (let ((.cse1 (and .cse5 (not (= (mod v_~x$w_buff0_used~0_118 256) 0)))) (.cse2 (and .cse4 (not (= (mod v_~x$w_buff1_used~0_103 256) 0)))) (.cse0 (and .cse3 .cse5))) (and (= (ite .cse0 0 v_~x$r_buff0_thd1~0_20) v_~x$r_buff0_thd1~0_19) (= v_~x~0_77 (ite .cse1 v_~x$w_buff0~0_45 (ite .cse2 v_~x$w_buff1~0_42 v_~x~0_78))) (= v_~x$w_buff0_used~0_117 (ite .cse1 0 v_~x$w_buff0_used~0_118)) (= v_~x$r_buff1_thd1~0_17 (ite (or (and .cse3 (not (= (mod v_~x$r_buff0_thd1~0_19 256) 0))) (and .cse4 (not (= (mod v_~x$w_buff1_used~0_102 256) 0)))) 0 v_~x$r_buff1_thd1~0_18)) (= (ite (or .cse2 .cse0) 0 v_~x$w_buff1_used~0_103) v_~x$w_buff1_used~0_102)))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_45, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_20, ~x$w_buff1~0=v_~x$w_buff1~0_42, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_103, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_18, ~x~0=v_~x~0_78, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_118} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_45, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_19, ~x$w_buff1~0=v_~x$w_buff1~0_42, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_102, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_17, ~x~0=v_~x~0_77, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_117} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][274], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 470#(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: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ 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0) (<= 0 ~main$tmp_guard0~0)), Black: 374#true, Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 48#L773true, Black: 397#true, Black: 407#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 413#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 16#L799true, Black: 415#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 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|ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), 114#L3-1true, Black: 429#(= ~z~0 1), 385#(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)), 69#L754true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= 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(not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:50,854 INFO L383 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,854 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,855 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,855 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,855 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] 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|ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), 114#L3-1true, Black: 429#(= ~z~0 1), 385#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 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~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:50,856 INFO L383 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,856 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,856 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:50,856 INFO L386 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-11-18 18:43:51,007 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][325], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 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256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(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: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(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|))), 415#(and (<= 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~z~0 1) (= ~__unbuffered_p2_EBX~0 1)), 325#(= 0 ~x$r_buff0_thd0~0), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 440#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1)), Black: 442#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 436#(and (= ~z~0 1) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 444#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 429#(= ~z~0 1), 82#L806true, 374#true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div 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~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), 71#L757true, Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), 474#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse, 55#L3true]) [2022-11-18 18:43:51,007 INFO L383 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,007 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,007 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,007 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,009 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][325], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ 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~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 377#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 374#true, Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(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: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(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|))), 48#L773true, 415#(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: 397#true, Black: 407#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 413#(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: 419#(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: 401#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 438#(and (= ~z~0 1) (= ~__unbuffered_p2_EBX~0 1)), 325#(= 0 ~x$r_buff0_thd0~0), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), 389#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 440#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1)), Black: 442#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 436#(and (= ~z~0 1) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 444#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 429#(= ~z~0 1), 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div 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|ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), 71#L757true, Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), 474#(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)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse, 55#L3true]) [2022-11-18 18:43:51,009 INFO L383 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,010 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,010 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,010 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,019 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][224], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 385#(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: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 389#(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: 383#(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: 243#(and (= 0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 377#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 250#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 397#true, Black: 407#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 415#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 419#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 401#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 438#(and (= ~z~0 1) (= ~__unbuffered_p2_EBX~0 1)), 325#(= 0 ~x$r_buff0_thd0~0), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 440#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1)), Black: 442#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 436#(and (= ~z~0 1) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 444#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 113#L832-1true, Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 429#(= ~z~0 1), 87#L786true, 69#L754true, 472#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), 374#true, Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, 413#(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)), P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:51,019 INFO L383 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,019 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,019 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,019 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,033 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][299], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 470#(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: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 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|ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), 114#L3-1true, Black: 429#(= ~z~0 1), 385#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 69#L754true, 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= 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~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:51,033 INFO L383 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,033 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,033 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,033 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,035 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([346] L747-->L754: Formula: (let ((.cse3 (not (= (mod v_~x$w_buff0_used~0_117 256) 0))) (.cse4 (not (= (mod v_~x$r_buff1_thd1~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_20 256) 0)))) (let ((.cse1 (and .cse5 (not (= (mod v_~x$w_buff0_used~0_118 256) 0)))) (.cse2 (and .cse4 (not (= (mod v_~x$w_buff1_used~0_103 256) 0)))) (.cse0 (and .cse3 .cse5))) (and (= (ite .cse0 0 v_~x$r_buff0_thd1~0_20) v_~x$r_buff0_thd1~0_19) (= v_~x~0_77 (ite .cse1 v_~x$w_buff0~0_45 (ite .cse2 v_~x$w_buff1~0_42 v_~x~0_78))) (= v_~x$w_buff0_used~0_117 (ite .cse1 0 v_~x$w_buff0_used~0_118)) (= v_~x$r_buff1_thd1~0_17 (ite (or (and .cse3 (not (= (mod v_~x$r_buff0_thd1~0_19 256) 0))) (and .cse4 (not (= (mod v_~x$w_buff1_used~0_102 256) 0)))) 0 v_~x$r_buff1_thd1~0_18)) (= (ite (or .cse2 .cse0) 0 v_~x$w_buff1_used~0_103) v_~x$w_buff1_used~0_102)))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_45, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_20, ~x$w_buff1~0=v_~x$w_buff1~0_42, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_103, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_18, ~x~0=v_~x~0_78, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_118} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_45, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_19, ~x$w_buff1~0=v_~x$w_buff1~0_42, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_102, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_17, ~x~0=v_~x~0_77, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_117} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][302], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 470#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 389#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 243#(and (= 0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 383#(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: 250#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 0 ~x$r_buff1_thd0~0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 377#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 374#true, Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(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: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(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: 397#true, Black: 407#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 413#(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)), 16#L799true, Black: 415#(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: 419#(and (<= 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(div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 444#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), 114#L3-1true, Black: 429#(= ~z~0 1), 385#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 69#L754true, 51#L776true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div 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~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:51,035 INFO L383 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,035 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,035 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,036 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,036 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([354] L776-->L783: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_133 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd2~0_22 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd2~0_27 256) 0)))) (let ((.cse0 (and .cse5 (not (= 0 (mod v_~x$w_buff0_used~0_134 256))))) (.cse1 (and (not (= (mod v_~x$w_buff1_used~0_115 256) 0)) .cse3)) (.cse2 (and .cse5 .cse4))) (and (= v_~x~0_85 (ite .cse0 v_~x$w_buff0~0_57 (ite .cse1 v_~x$w_buff1~0_50 v_~x~0_86))) (= v_~x$w_buff0_used~0_133 (ite .cse0 0 v_~x$w_buff0_used~0_134)) (= (ite (or .cse2 .cse1) 0 v_~x$w_buff1_used~0_115) v_~x$w_buff1_used~0_114) (= v_~x$r_buff1_thd2~0_21 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_114 256) 0)) .cse3) (and (not (= (mod v_~x$r_buff0_thd2~0_26 256) 0)) .cse4)) 0 v_~x$r_buff1_thd2~0_22)) (= (ite .cse2 0 v_~x$r_buff0_thd2~0_27) v_~x$r_buff0_thd2~0_26)))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_22, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_115, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_27, ~x~0=v_~x~0_86, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_134} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_21, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_114, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_26, ~x~0=v_~x~0_85, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_133} AuxVars[] 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|ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div 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(<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:51,036 INFO L383 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,036 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,036 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,036 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,037 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][306], [18#L747true, Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= 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~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 397#true, Black: 407#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 413#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 415#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 419#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 401#(and 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(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 440#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1)), Black: 442#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 436#(and (= ~z~0 1) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 444#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), 114#L3-1true, Black: 429#(= ~z~0 1), 385#(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)), 51#L776true, 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:51,037 INFO L383 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,037 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,037 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,037 INFO L386 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-11-18 18:43:51,248 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][325], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 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~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1)), Black: 442#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 436#(and (= ~z~0 1) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 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(= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), 114#L3-1true, Black: 429#(= ~z~0 1), 82#L806true, 379#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= 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~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), 71#L757true, Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), 474#(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)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:51,248 INFO L383 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-11-18 18:43:51,248 INFO L386 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-11-18 18:43:51,248 INFO L386 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-11-18 18:43:51,248 INFO L386 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-11-18 18:43:51,249 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][325], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ 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|ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(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|))), 48#L773true, 415#(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: 397#true, Black: 407#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 413#(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: 419#(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: 401#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 438#(and (= ~z~0 1) (= ~__unbuffered_p2_EBX~0 1)), 325#(= 0 ~x$r_buff0_thd0~0), Black: 157#(= ~__unbuffered_p2_EAX~0 0), Black: 289#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 283#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), 389#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 277#(and (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), Black: 297#(and (<= 1 ~main$tmp_guard1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 440#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1)), Black: 442#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 436#(and (= ~z~0 1) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 444#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), 114#L3-1true, Black: 429#(= ~z~0 1), 82#L806true, Black: 189#(and (= 0 ~x$w_buff1~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0))) (= ~x$w_buff1~0 ~x$w_buff0~0)), Black: 215#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), 71#L757true, Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), 474#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:51,249 INFO L383 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-11-18 18:43:51,249 INFO L386 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-11-18 18:43:51,249 INFO L386 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-11-18 18:43:51,250 INFO L386 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-11-18 18:43:51,276 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][224], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 385#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 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~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, 64#L2true, P2Thread1of1ForFork0InUse, 413#(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)), P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:51,276 INFO L383 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-11-18 18:43:51,276 INFO L386 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-11-18 18:43:51,276 INFO L386 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-11-18 18:43:51,276 INFO L386 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-11-18 18:43:51,398 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] AssignedVars[~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][291], [Black: 381#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 385#(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: 260#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= 0 ~x$r_buff1_thd0~0) (<= (div 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Black: 377#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 252#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 256#(and (= 0 ~x$w_buff1~0) (<= ~x$r_buff1_thd0~0 (* 256 (div ~x$r_buff1_thd0~0 256))) (<= 1 ~main$tmp_guard1~0) (<= 0 ~x$r_buff1_thd0~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x~0 ~x$w_buff1~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(= ~y~0 0), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 415#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 397#true, Black: 407#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 413#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 419#(and (<= 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(div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 444#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* 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(= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), 474#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse, 55#L3true]) [2022-11-18 18:43:51,398 INFO L383 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-11-18 18:43:51,398 INFO L386 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2022-11-18 18:43:51,399 INFO L386 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2022-11-18 18:43:51,399 INFO L386 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2022-11-18 18:43:51,498 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([362] L799-->L806: Formula: (let ((.cse2 (not (= (mod v_~x$r_buff1_thd3~0_18 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd3~0_24 256) 0))) (.cse3 (not (= 0 (mod v_~x$w_buff0_used~0_95 256))))) (let ((.cse0 (and .cse5 .cse3)) (.cse4 (and (not (= (mod v_~x$w_buff0_used~0_96 256) 0)) .cse5)) (.cse1 (and .cse2 (not (= (mod v_~x$w_buff1_used~0_81 256) 0))))) (and (= v_~x$w_buff1_used~0_80 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_81)) (= v_~x$r_buff1_thd3~0_17 (ite (or (and .cse2 (not (= (mod v_~x$w_buff1_used~0_80 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_23 256) 0)) .cse3)) 0 v_~x$r_buff1_thd3~0_18)) (= v_~x$r_buff0_thd3~0_23 (ite .cse0 0 v_~x$r_buff0_thd3~0_24)) (= v_~x$w_buff0_used~0_95 (ite .cse4 0 v_~x$w_buff0_used~0_96)) (= v_~x~0_59 (ite .cse4 v_~x$w_buff0~0_35 (ite .cse1 v_~x$w_buff1~0_34 v_~x~0_60)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_18, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_81, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_24, ~x~0=v_~x~0_60, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_96} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_35, ~x$w_buff1~0=v_~x$w_buff1~0_34, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_17, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_80, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_23, ~x~0=v_~x~0_59, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_95} AuxVars[] 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|ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 431#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) 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(div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 209#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 183#(and (= 0 ~x$w_buff1~0) (= ~x$w_buff1~0 ~x$w_buff0~0) (= ~x~0 ~x$w_buff1~0)), Black: 184#(and (or (not (= 2 ~x$w_buff0~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (and (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 2 ~x$w_buff1~0))) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= 2 ~__unbuffered_p2_EAX~0)))))), Black: 329#(and (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), 474#(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: 330#(and (= ~x$r_buff1_thd0~0 0) (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0)), P1Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse]) [2022-11-18 18:43:51,498 INFO L383 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2022-11-18 18:43:51,498 INFO L386 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2022-11-18 18:43:51,498 INFO L386 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2022-11-18 18:43:51,499 INFO L386 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2022-11-18 18:43:51,662 INFO L130 PetriNetUnfolder]: 3809/7132 cut-off events. [2022-11-18 18:43:51,662 INFO L131 PetriNetUnfolder]: For 171402/177644 co-relation queries the response was YES. [2022-11-18 18:43:51,712 INFO L83 FinitePrefix]: Finished finitePrefix Result has 46014 conditions, 7132 events. 3809/7132 cut-off events. For 171402/177644 co-relation queries the response was YES. Maximal size of possible extension queue 620. Compared 58308 event pairs, 148 based on Foata normal form. 780/7454 useless extension candidates. Maximal degree in co-relation 45962. Up to 2907 conditions per place. [2022-11-18 18:43:51,729 INFO L137 encePairwiseOnDemand]: 106/116 looper letters, 114 selfloop transitions, 26 changer transitions 198/432 dead transitions. [2022-11-18 18:43:51,730 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 432 transitions, 5664 flow [2022-11-18 18:43:51,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-18 18:43:51,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-11-18 18:43:51,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1566 transitions. [2022-11-18 18:43:51,734 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.84375 [2022-11-18 18:43:51,735 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1566 transitions. [2022-11-18 18:43:51,735 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1566 transitions. [2022-11-18 18:43:51,736 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:51,736 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1566 transitions. [2022-11-18 18:43:51,740 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 97.875) internal successors, (1566), 16 states have internal predecessors, (1566), 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 18:43:51,744 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 116.0) internal successors, (1972), 17 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 18:43:51,745 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 116.0) internal successors, (1972), 17 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 18:43:51,745 INFO L175 Difference]: Start difference. First operand has 185 places, 191 transitions, 1498 flow. Second operand 16 states and 1566 transitions. [2022-11-18 18:43:51,746 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 432 transitions, 5664 flow [2022-11-18 18:43:52,624 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 189 places, 432 transitions, 5181 flow, removed 220 selfloop flow, removed 8 redundant places. [2022-11-18 18:43:52,630 INFO L231 Difference]: Finished difference. Result has 196 places, 167 transitions, 1181 flow [2022-11-18 18:43:52,631 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=1344, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=190, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=164, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=1181, PETRI_PLACES=196, PETRI_TRANSITIONS=167} [2022-11-18 18:43:52,632 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 75 predicate places. [2022-11-18 18:43:52,632 INFO L495 AbstractCegarLoop]: Abstraction has has 196 places, 167 transitions, 1181 flow [2022-11-18 18:43:52,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 94.125) internal successors, (753), 8 states have internal predecessors, (753), 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 18:43:52,632 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:52,633 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 18:43:52,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-18 18:43:52,633 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:52,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:52,634 INFO L85 PathProgramCache]: Analyzing trace with hash -964865721, now seen corresponding path program 1 times [2022-11-18 18:43:52,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:52,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038728635] [2022-11-18 18:43:52,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:52,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:53,156 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 18:43:53,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:53,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038728635] [2022-11-18 18:43:53,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038728635] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:53,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:53,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:43:53,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801840332] [2022-11-18 18:43:53,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:53,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:43:53,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:53,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:43:53,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:43:53,159 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 116 [2022-11-18 18:43:53,159 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 196 places, 167 transitions, 1181 flow. Second operand has 7 states, 7 states have (on average 86.14285714285714) internal successors, (603), 7 states have internal predecessors, (603), 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 18:43:53,159 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:53,160 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 116 [2022-11-18 18:43:53,160 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:54,017 INFO L130 PetriNetUnfolder]: 454/2967 cut-off events. [2022-11-18 18:43:54,017 INFO L131 PetriNetUnfolder]: For 11522/11621 co-relation queries the response was YES. [2022-11-18 18:43:54,052 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10839 conditions, 2967 events. 454/2967 cut-off events. For 11522/11621 co-relation queries the response was YES. Maximal size of possible extension queue 346. Compared 35951 event pairs, 43 based on Foata normal form. 4/2836 useless extension candidates. Maximal degree in co-relation 10732. Up to 381 conditions per place. [2022-11-18 18:43:54,058 INFO L137 encePairwiseOnDemand]: 106/116 looper letters, 29 selfloop transitions, 7 changer transitions 59/188 dead transitions. [2022-11-18 18:43:54,058 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 199 places, 188 transitions, 1602 flow [2022-11-18 18:43:54,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 18:43:54,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-11-18 18:43:54,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 621 transitions. [2022-11-18 18:43:54,062 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7647783251231527 [2022-11-18 18:43:54,062 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 621 transitions. [2022-11-18 18:43:54,062 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 621 transitions. [2022-11-18 18:43:54,063 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:54,063 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 621 transitions. [2022-11-18 18:43:54,084 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 88.71428571428571) internal successors, (621), 7 states have internal predecessors, (621), 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 18:43:54,086 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 116.0) internal successors, (928), 8 states have internal predecessors, (928), 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 18:43:54,086 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 116.0) internal successors, (928), 8 states have internal predecessors, (928), 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 18:43:54,087 INFO L175 Difference]: Start difference. First operand has 196 places, 167 transitions, 1181 flow. Second operand 7 states and 621 transitions. [2022-11-18 18:43:54,087 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 199 places, 188 transitions, 1602 flow [2022-11-18 18:43:54,274 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 188 transitions, 1285 flow, removed 131 selfloop flow, removed 24 redundant places. [2022-11-18 18:43:54,277 INFO L231 Difference]: Finished difference. Result has 179 places, 127 transitions, 582 flow [2022-11-18 18:43:54,277 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=960, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=167, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=160, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=582, PETRI_PLACES=179, PETRI_TRANSITIONS=127} [2022-11-18 18:43:54,278 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 58 predicate places. [2022-11-18 18:43:54,278 INFO L495 AbstractCegarLoop]: Abstraction has has 179 places, 127 transitions, 582 flow [2022-11-18 18:43:54,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 86.14285714285714) internal successors, (603), 7 states have internal predecessors, (603), 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 18:43:54,280 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:54,280 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 18:43:54,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-18 18:43:54,280 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:54,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:54,281 INFO L85 PathProgramCache]: Analyzing trace with hash 2110327065, now seen corresponding path program 2 times [2022-11-18 18:43:54,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:54,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012638561] [2022-11-18 18:43:54,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:54,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:56,058 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 18:43:56,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:56,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012638561] [2022-11-18 18:43:56,059 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012638561] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:56,059 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:56,059 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-18 18:43:56,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926174978] [2022-11-18 18:43:56,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:56,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-18 18:43:56,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:56,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-18 18:43:56,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:43:56,062 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 116 [2022-11-18 18:43:56,064 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 127 transitions, 582 flow. Second operand has 14 states, 14 states have (on average 87.78571428571429) internal successors, (1229), 14 states have internal predecessors, (1229), 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 18:43:56,064 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 18:43:56,064 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 116 [2022-11-18 18:43:56,064 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 18:43:56,476 INFO L130 PetriNetUnfolder]: 109/941 cut-off events. [2022-11-18 18:43:56,476 INFO L131 PetriNetUnfolder]: For 1222/1240 co-relation queries the response was YES. [2022-11-18 18:43:56,481 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2445 conditions, 941 events. 109/941 cut-off events. For 1222/1240 co-relation queries the response was YES. Maximal size of possible extension queue 103. Compared 8386 event pairs, 9 based on Foata normal form. 3/902 useless extension candidates. Maximal degree in co-relation 2413. Up to 99 conditions per place. [2022-11-18 18:43:56,483 INFO L137 encePairwiseOnDemand]: 105/116 looper letters, 22 selfloop transitions, 8 changer transitions 10/137 dead transitions. [2022-11-18 18:43:56,483 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 137 transitions, 716 flow [2022-11-18 18:43:56,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-18 18:43:56,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-11-18 18:43:56,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 982 transitions. [2022-11-18 18:43:56,485 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7695924764890282 [2022-11-18 18:43:56,486 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 982 transitions. [2022-11-18 18:43:56,486 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 982 transitions. [2022-11-18 18:43:56,486 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:43:56,486 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 982 transitions. [2022-11-18 18:43:56,488 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 89.27272727272727) internal successors, (982), 11 states have internal predecessors, (982), 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 18:43:56,491 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 116.0) internal successors, (1392), 12 states have internal predecessors, (1392), 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 18:43:56,492 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 116.0) internal successors, (1392), 12 states have internal predecessors, (1392), 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 18:43:56,492 INFO L175 Difference]: Start difference. First operand has 179 places, 127 transitions, 582 flow. Second operand 11 states and 982 transitions. [2022-11-18 18:43:56,492 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 137 transitions, 716 flow [2022-11-18 18:43:56,508 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 137 transitions, 613 flow, removed 27 selfloop flow, removed 23 redundant places. [2022-11-18 18:43:56,511 INFO L231 Difference]: Finished difference. Result has 160 places, 124 transitions, 510 flow [2022-11-18 18:43:56,511 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=501, PETRI_DIFFERENCE_MINUEND_PLACES=146, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=119, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=510, PETRI_PLACES=160, PETRI_TRANSITIONS=124} [2022-11-18 18:43:56,512 INFO L288 CegarLoopForPetriNet]: 121 programPoint places, 39 predicate places. [2022-11-18 18:43:56,512 INFO L495 AbstractCegarLoop]: Abstraction has has 160 places, 124 transitions, 510 flow [2022-11-18 18:43:56,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 87.78571428571429) internal successors, (1229), 14 states have internal predecessors, (1229), 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 18:43:56,513 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 18:43:56,513 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 18:43:56,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-18 18:43:56,514 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-11-18 18:43:56,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:56,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1405356457, now seen corresponding path program 3 times [2022-11-18 18:43:56,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:56,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188414219] [2022-11-18 18:43:56,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:56,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:43:56,598 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:43:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:43:56,734 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:43:56,734 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-18 18:43:56,736 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-11-18 18:43:56,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2022-11-18 18:43:56,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 6 remaining) [2022-11-18 18:43:56,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2022-11-18 18:43:56,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2022-11-18 18:43:56,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-11-18 18:43:56,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-18 18:43:56,741 INFO L444 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:43:56,749 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-18 18:43:56,749 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 18:43:56,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:43:56 BasicIcfg [2022-11-18 18:43:56,924 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 18:43:56,925 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 18:43:56,926 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 18:43:56,926 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 18:43:56,927 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:43:26" (3/4) ... [2022-11-18 18:43:56,929 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-18 18:43:57,075 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 18:43:57,076 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 18:43:57,077 INFO L158 Benchmark]: Toolchain (without parser) took 32884.08ms. Allocated memory was 111.1MB in the beginning and 943.7MB in the end (delta: 832.6MB). Free memory was 73.3MB in the beginning and 448.7MB in the end (delta: -375.4MB). Peak memory consumption was 458.1MB. Max. memory is 16.1GB. [2022-11-18 18:43:57,077 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:43:57,078 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.61ms. Allocated memory is still 111.1MB. Free memory was 73.1MB in the beginning and 75.2MB in the end (delta: -2.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 18:43:57,078 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.49ms. Allocated memory is still 111.1MB. Free memory was 75.2MB in the beginning and 72.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:43:57,079 INFO L158 Benchmark]: Boogie Preprocessor took 54.80ms. Allocated memory is still 111.1MB. Free memory was 72.3MB in the beginning and 70.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:43:57,079 INFO L158 Benchmark]: RCFGBuilder took 1084.34ms. Allocated memory is still 111.1MB. Free memory was 70.6MB in the beginning and 76.3MB in the end (delta: -5.7MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2022-11-18 18:43:57,080 INFO L158 Benchmark]: TraceAbstraction took 30670.44ms. Allocated memory was 111.1MB in the beginning and 943.7MB in the end (delta: 832.6MB). Free memory was 75.9MB in the beginning and 471.8MB in the end (delta: -395.9MB). Peak memory consumption was 439.9MB. Max. memory is 16.1GB. [2022-11-18 18:43:57,080 INFO L158 Benchmark]: Witness Printer took 150.54ms. Allocated memory is still 943.7MB. Free memory was 471.8MB in the beginning and 448.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-18 18:43:57,085 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.61ms. Allocated memory is still 111.1MB. Free memory was 73.1MB in the beginning and 75.2MB in the end (delta: -2.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.49ms. Allocated memory is still 111.1MB. Free memory was 75.2MB in the beginning and 72.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.80ms. Allocated memory is still 111.1MB. Free memory was 72.3MB in the beginning and 70.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1084.34ms. Allocated memory is still 111.1MB. Free memory was 70.6MB in the beginning and 76.3MB in the end (delta: -5.7MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * TraceAbstraction took 30670.44ms. Allocated memory was 111.1MB in the beginning and 943.7MB in the end (delta: 832.6MB). Free memory was 75.9MB in the beginning and 471.8MB in the end (delta: -395.9MB). Peak memory consumption was 439.9MB. Max. memory is 16.1GB. * Witness Printer took 150.54ms. Allocated memory is still 943.7MB. Free memory was 471.8MB in the beginning and 448.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L713] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_p2_EBX=0] [L718] 0 _Bool x$flush_delayed; VAL [__unbuffered_p2_EBX=0, x$flush_delayed=0] [L729] 0 int *x$read_delayed_var; VAL [__unbuffered_p2_EBX=0, x$flush_delayed=0, x$read_delayed_var={0:0}] [L738] 0 _Bool weak$$choice0; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, x$flush_delayed=0, x$read_delayed_var={0:0}] [L739] 0 _Bool weak$$choice2; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$read_delayed_var={0:0}] [L719] 0 int x$mem_tmp; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$read_delayed_var={0:0}] [L723] 0 _Bool x$r_buff0_thd3; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd3=0, x$read_delayed_var={0:0}] [L721] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd1=0, x$r_buff0_thd3=0, x$read_delayed_var={0:0}] [L722] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed_var={0:0}] [L720] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed_var={0:0}] [L711] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed_var={0:0}] [L728] 0 _Bool x$read_delayed; VAL [__unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L715] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L733] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff1_used=0] [L714] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff1_used=0] [L731] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0_used=0, x$w_buff1_used=0] [L730] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1_used=0] [L732] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L717] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L725] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd1=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L724] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L735] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L737] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L727] 0 _Bool x$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L726] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L823] 0 pthread_t t748; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t748={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L824] FCALL, FORK 0 pthread_create(&t748, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t748, ((void *)0), P0, ((void *)0))=-2, t748={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L825] 0 pthread_t t749; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t748={5:0}, t749={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L826] FCALL, FORK 0 pthread_create(&t749, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t749, ((void *)0), P1, ((void *)0))=-1, t748={5:0}, t749={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L763] 2 x$w_buff1 = x$w_buff0 [L764] 2 x$w_buff0 = 2 [L765] 2 x$w_buff1_used = x$w_buff0_used [L766] 2 x$w_buff0_used = (_Bool)1 [L767] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L18] COND FALSE 2 !(!expression) [L767] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L768] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L769] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L770] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L771] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L772] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L775] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L827] 0 pthread_t t750; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t748={5:0}, t749={6:0}, t750={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L828] FCALL, FORK 0 pthread_create(&t750, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t750, ((void *)0), P2, ((void *)0))=0, t748={5:0}, t749={6:0}, t750={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L792] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=0] [L795] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=0] [L798] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=0] [L743] 1 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L746] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L749] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L750] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L751] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L752] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L753] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L778] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L779] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L780] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L781] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L782] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L801] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L802] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L803] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L804] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L805] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L785] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L756] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L808] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L830] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t748={5:0}, t749={6:0}, t750={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L832] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L832] RET 0 assume_abort_if_not(main$tmp_guard0) [L834] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L835] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L836] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L837] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L838] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t748={5:0}, t749={6:0}, t750={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L841] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L842] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L843] 0 x$flush_delayed = weak$$choice2 [L844] 0 x$mem_tmp = x [L845] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L846] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L847] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L848] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L849] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L850] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L851] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L852] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 2 && __unbuffered_p2_EBX == 0) [L853] 0 x = x$flush_delayed ? x$mem_tmp : x [L854] 0 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t748={5:0}, t749={6:0}, t750={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L856] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 826]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 828]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 824]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 144 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 30.3s, OverallIterations: 14, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 18.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 950 SdHoareTripleChecker+Valid, 3.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 950 mSDsluCounter, 917 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 747 mSDsCounter, 114 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1844 IncrementalHoareTripleChecker+Invalid, 1958 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 114 mSolverCounterUnsat, 170 mSDtfsCounter, 1844 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 200 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 174 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 510 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1498occurred in iteration=10, InterpolantAutomatonStates: 162, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 9.6s InterpolantComputationTime, 1122 NumberOfCodeBlocks, 1122 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1019 ConstructedInterpolants, 0 QuantifiedInterpolants, 5603 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-11-18 18:43:57,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aff4ce-8a97-4776-b48e-e1df24670e14/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE