./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix007.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_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/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_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix007.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/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_df183f51-92f7-48bf-863a-58c519368fd7/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 98fb631b7747d0724c093b074b80cf02851c21b4b9e1af2c5f1e3d032d6b592f --- 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 20:00:47,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:00:47,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:00:47,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:00:47,073 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:00:47,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:00:47,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:00:47,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:00:47,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:00:47,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:00:47,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:00:47,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:00:47,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:00:47,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:00:47,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:00:47,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:00:47,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:00:47,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:00:47,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:00:47,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:00:47,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:00:47,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:00:47,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:00:47,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:00:47,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:00:47,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:00:47,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:00:47,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:00:47,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:00:47,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:00:47,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:00:47,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:00:47,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:00:47,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:00:47,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:00:47,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:00:47,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:00:47,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:00:47,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:00:47,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:00:47,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:00:47,156 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 20:00:47,199 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:00:47,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:00:47,200 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:00:47,200 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:00:47,201 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:00:47,202 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:00:47,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:00:47,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:00:47,203 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:00:47,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:00:47,205 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:00:47,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:00:47,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:00:47,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:00:47,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:00:47,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:00:47,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:00:47,207 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:00:47,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:00:47,207 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:00:47,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:00:47,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:00:47,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:00:47,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:00:47,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:00:47,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:00:47,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:00:47,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:00:47,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:00:47,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:00:47,212 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:00:47,212 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:00:47,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:00:47,213 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_df183f51-92f7-48bf-863a-58c519368fd7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98fb631b7747d0724c093b074b80cf02851c21b4b9e1af2c5f1e3d032d6b592f [2022-11-18 20:00:47,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:00:47,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:00:47,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:00:47,590 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:00:47,591 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:00:47,593 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/pthread-wmm/mix007.opt.i [2022-11-18 20:00:47,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro/data/19ddfaf8b/3e59dd6ef42b418bae17a68ecae9e5c1/FLAG011edc988 [2022-11-18 20:00:48,258 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:00:48,260 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/sv-benchmarks/c/pthread-wmm/mix007.opt.i [2022-11-18 20:00:48,278 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro/data/19ddfaf8b/3e59dd6ef42b418bae17a68ecae9e5c1/FLAG011edc988 [2022-11-18 20:00:48,543 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro/data/19ddfaf8b/3e59dd6ef42b418bae17a68ecae9e5c1 [2022-11-18 20:00:48,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:00:48,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:00:48,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:00:48,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:00:48,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:00:48,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:00:48" (1/1) ... [2022-11-18 20:00:48,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@376de251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:48, skipping insertion in model container [2022-11-18 20:00:48,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:00:48" (1/1) ... [2022-11-18 20:00:48,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:00:48,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:00:48,910 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_df183f51-92f7-48bf-863a-58c519368fd7/sv-benchmarks/c/pthread-wmm/mix007.opt.i[944,957] [2022-11-18 20:00:49,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:00:49,295 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:00:49,315 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_df183f51-92f7-48bf-863a-58c519368fd7/sv-benchmarks/c/pthread-wmm/mix007.opt.i[944,957] [2022-11-18 20:00:49,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:00:49,458 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:00:49,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49 WrapperNode [2022-11-18 20:00:49,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:00:49,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:00:49,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:00:49,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:00:49,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49" (1/1) ... [2022-11-18 20:00:49,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49" (1/1) ... [2022-11-18 20:00:49,569 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 164 [2022-11-18 20:00:49,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:00:49,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:00:49,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:00:49,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:00:49,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49" (1/1) ... [2022-11-18 20:00:49,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49" (1/1) ... [2022-11-18 20:00:49,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49" (1/1) ... [2022-11-18 20:00:49,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49" (1/1) ... [2022-11-18 20:00:49,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49" (1/1) ... [2022-11-18 20:00:49,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49" (1/1) ... [2022-11-18 20:00:49,626 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49" (1/1) ... [2022-11-18 20:00:49,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49" (1/1) ... [2022-11-18 20:00:49,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:00:49,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:00:49,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:00:49,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:00:49,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49" (1/1) ... [2022-11-18 20:00:49,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:00:49,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:00:49,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:00:49,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:00:49,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:00:49,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-18 20:00:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:00:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:00:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:00:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-18 20:00:49,755 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-18 20:00:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-18 20:00:49,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-18 20:00:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-18 20:00:49,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-18 20:00:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-18 20:00:49,757 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-18 20:00:49,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:00:49,757 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-18 20:00:49,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:00:49,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:00:49,759 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 20:00:49,923 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:00:49,926 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:00:50,492 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:00:50,774 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:00:50,775 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 20:00:50,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:00:50 BoogieIcfgContainer [2022-11-18 20:00:50,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:00:50,782 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:00:50,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:00:50,790 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:00:50,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:00:48" (1/3) ... [2022-11-18 20:00:50,791 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ce17f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:00:50, skipping insertion in model container [2022-11-18 20:00:50,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:00:49" (2/3) ... [2022-11-18 20:00:50,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ce17f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:00:50, skipping insertion in model container [2022-11-18 20:00:50,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:00:50" (3/3) ... [2022-11-18 20:00:50,794 INFO L112 eAbstractionObserver]: Analyzing ICFG mix007.opt.i [2022-11-18 20:00:50,805 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-18 20:00:50,819 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:00:50,819 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-18 20:00:50,819 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 20:00:50,919 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-18 20:00:50,979 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 148 places, 137 transitions, 294 flow [2022-11-18 20:00:51,088 INFO L130 PetriNetUnfolder]: 2/133 cut-off events. [2022-11-18 20:00:51,089 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 20:00:51,095 INFO L83 FinitePrefix]: Finished finitePrefix Result has 146 conditions, 133 events. 2/133 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 63 event pairs, 0 based on Foata normal form. 0/129 useless extension candidates. Maximal degree in co-relation 90. Up to 2 conditions per place. [2022-11-18 20:00:51,095 INFO L82 GeneralOperation]: Start removeDead. Operand has 148 places, 137 transitions, 294 flow [2022-11-18 20:00:51,102 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 144 places, 133 transitions, 278 flow [2022-11-18 20:00:51,119 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:00:51,136 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;@3a58cd31, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:00:51,137 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-18 20:00:51,194 INFO L130 PetriNetUnfolder]: 0/91 cut-off events. [2022-11-18 20:00:51,194 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 20:00:51,194 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:00:51,196 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] [2022-11-18 20:00:51,197 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:00:51,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:00:51,204 INFO L85 PathProgramCache]: Analyzing trace with hash 337660319, now seen corresponding path program 1 times [2022-11-18 20:00:51,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:00:51,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706007423] [2022-11-18 20:00:51,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:51,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:00:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:51,998 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 20:00:51,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:00:51,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706007423] [2022-11-18 20:00:52,000 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706007423] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:00:52,001 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:00:52,001 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:00:52,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091053698] [2022-11-18 20:00:52,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:00:52,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:00:52,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:00:52,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:00:52,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:00:52,056 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 137 [2022-11-18 20:00:52,060 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 133 transitions, 278 flow. Second operand has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 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 20:00:52,060 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:00:52,061 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 137 [2022-11-18 20:00:52,062 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:00:52,188 INFO L130 PetriNetUnfolder]: 14/214 cut-off events. [2022-11-18 20:00:52,189 INFO L131 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2022-11-18 20:00:52,191 INFO L83 FinitePrefix]: Finished finitePrefix Result has 265 conditions, 214 events. 14/214 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 457 event pairs, 6 based on Foata normal form. 6/209 useless extension candidates. Maximal degree in co-relation 206. Up to 25 conditions per place. [2022-11-18 20:00:52,193 INFO L137 encePairwiseOnDemand]: 132/137 looper letters, 10 selfloop transitions, 2 changer transitions 0/131 dead transitions. [2022-11-18 20:00:52,193 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 131 transitions, 298 flow [2022-11-18 20:00:52,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:00:52,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:00:52,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 386 transitions. [2022-11-18 20:00:52,210 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9391727493917275 [2022-11-18 20:00:52,211 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 386 transitions. [2022-11-18 20:00:52,212 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 386 transitions. [2022-11-18 20:00:52,214 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:00:52,217 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 386 transitions. [2022-11-18 20:00:52,220 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 128.66666666666666) internal successors, (386), 3 states have internal predecessors, (386), 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 20:00:52,227 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 137.0) internal successors, (548), 4 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:00:52,227 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 137.0) internal successors, (548), 4 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:00:52,230 INFO L175 Difference]: Start difference. First operand has 144 places, 133 transitions, 278 flow. Second operand 3 states and 386 transitions. [2022-11-18 20:00:52,231 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 131 transitions, 298 flow [2022-11-18 20:00:52,235 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 131 transitions, 294 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-18 20:00:52,240 INFO L231 Difference]: Finished difference. Result has 140 places, 129 transitions, 270 flow [2022-11-18 20:00:52,243 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=266, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=270, PETRI_PLACES=140, PETRI_TRANSITIONS=129} [2022-11-18 20:00:52,251 INFO L288 CegarLoopForPetriNet]: 144 programPoint places, -4 predicate places. [2022-11-18 20:00:52,251 INFO L495 AbstractCegarLoop]: Abstraction has has 140 places, 129 transitions, 270 flow [2022-11-18 20:00:52,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 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 20:00:52,252 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:00:52,253 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] [2022-11-18 20:00:52,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:00:52,254 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:00:52,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:00:52,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1995388508, now seen corresponding path program 1 times [2022-11-18 20:00:52,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:00:52,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783182718] [2022-11-18 20:00:52,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:52,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:00:52,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,852 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 20:00:52,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:00:52,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783182718] [2022-11-18 20:00:52,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783182718] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:00:52,853 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:00:52,853 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:00:52,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408163989] [2022-11-18 20:00:52,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:00:52,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:00:52,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:00:52,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:00:52,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:00:52,859 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 137 [2022-11-18 20:00:52,861 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 129 transitions, 270 flow. Second operand has 7 states, 7 states have (on average 108.42857142857143) internal successors, (759), 7 states have internal predecessors, (759), 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 20:00:52,861 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:00:52,861 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 137 [2022-11-18 20:00:52,862 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:00:54,874 INFO L130 PetriNetUnfolder]: 2580/6365 cut-off events. [2022-11-18 20:00:54,875 INFO L131 PetriNetUnfolder]: For 112/112 co-relation queries the response was YES. [2022-11-18 20:00:54,905 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10296 conditions, 6365 events. 2580/6365 cut-off events. For 112/112 co-relation queries the response was YES. Maximal size of possible extension queue 391. Compared 57430 event pairs, 338 based on Foata normal form. 0/6221 useless extension candidates. Maximal degree in co-relation 10233. Up to 1412 conditions per place. [2022-11-18 20:00:54,925 INFO L137 encePairwiseOnDemand]: 124/137 looper letters, 34 selfloop transitions, 9 changer transitions 89/221 dead transitions. [2022-11-18 20:00:54,926 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 221 transitions, 698 flow [2022-11-18 20:00:54,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 20:00:54,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-11-18 20:00:54,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1500 transitions. [2022-11-18 20:00:54,932 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8422234699606962 [2022-11-18 20:00:54,933 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1500 transitions. [2022-11-18 20:00:54,933 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1500 transitions. [2022-11-18 20:00:54,934 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:00:54,934 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1500 transitions. [2022-11-18 20:00:54,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 115.38461538461539) internal successors, (1500), 13 states have internal predecessors, (1500), 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 20:00:54,944 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:00:54,946 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:00:54,946 INFO L175 Difference]: Start difference. First operand has 140 places, 129 transitions, 270 flow. Second operand 13 states and 1500 transitions. [2022-11-18 20:00:54,946 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 221 transitions, 698 flow [2022-11-18 20:00:54,948 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 221 transitions, 688 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:00:54,951 INFO L231 Difference]: Finished difference. Result has 162 places, 121 transitions, 356 flow [2022-11-18 20:00:54,952 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=266, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=356, PETRI_PLACES=162, PETRI_TRANSITIONS=121} [2022-11-18 20:00:54,953 INFO L288 CegarLoopForPetriNet]: 144 programPoint places, 18 predicate places. [2022-11-18 20:00:54,953 INFO L495 AbstractCegarLoop]: Abstraction has has 162 places, 121 transitions, 356 flow [2022-11-18 20:00:54,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.42857142857143) internal successors, (759), 7 states have internal predecessors, (759), 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 20:00:54,954 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:00:54,954 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 20:00:54,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:00:54,955 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:00:54,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:00:54,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1042378462, now seen corresponding path program 1 times [2022-11-18 20:00:54,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:00:54,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406909383] [2022-11-18 20:00:54,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:54,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:00:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:55,410 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 20:00:55,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:00:55,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406909383] [2022-11-18 20:00:55,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406909383] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:00:55,416 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:00:55,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:00:55,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095353478] [2022-11-18 20:00:55,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:00:55,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:00:55,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:00:55,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:00:55,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:00:55,422 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 137 [2022-11-18 20:00:55,424 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 121 transitions, 356 flow. Second operand has 7 states, 7 states have (on average 108.71428571428571) internal successors, (761), 7 states have internal predecessors, (761), 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 20:00:55,424 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:00:55,424 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 137 [2022-11-18 20:00:55,424 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:00:56,866 INFO L130 PetriNetUnfolder]: 1687/3468 cut-off events. [2022-11-18 20:00:56,866 INFO L131 PetriNetUnfolder]: For 8572/8572 co-relation queries the response was YES. [2022-11-18 20:00:56,886 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12256 conditions, 3468 events. 1687/3468 cut-off events. For 8572/8572 co-relation queries the response was YES. Maximal size of possible extension queue 246. Compared 24767 event pairs, 260 based on Foata normal form. 71/3434 useless extension candidates. Maximal degree in co-relation 12179. Up to 1325 conditions per place. [2022-11-18 20:00:56,912 INFO L137 encePairwiseOnDemand]: 124/137 looper letters, 40 selfloop transitions, 17 changer transitions 64/210 dead transitions. [2022-11-18 20:00:56,913 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 210 transitions, 1194 flow [2022-11-18 20:00:56,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 20:00:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-11-18 20:00:56,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1496 transitions. [2022-11-18 20:00:56,918 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8399775407074677 [2022-11-18 20:00:56,918 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1496 transitions. [2022-11-18 20:00:56,918 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1496 transitions. [2022-11-18 20:00:56,920 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:00:56,920 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1496 transitions. [2022-11-18 20:00:56,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 115.07692307692308) internal successors, (1496), 13 states have internal predecessors, (1496), 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 20:00:56,929 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:00:56,930 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:00:56,931 INFO L175 Difference]: Start difference. First operand has 162 places, 121 transitions, 356 flow. Second operand 13 states and 1496 transitions. [2022-11-18 20:00:56,931 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 210 transitions, 1194 flow [2022-11-18 20:00:56,965 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 210 transitions, 1142 flow, removed 24 selfloop flow, removed 4 redundant places. [2022-11-18 20:00:56,969 INFO L231 Difference]: Finished difference. Result has 158 places, 129 transitions, 497 flow [2022-11-18 20:00:56,970 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=342, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=497, PETRI_PLACES=158, PETRI_TRANSITIONS=129} [2022-11-18 20:00:56,971 INFO L288 CegarLoopForPetriNet]: 144 programPoint places, 14 predicate places. [2022-11-18 20:00:56,971 INFO L495 AbstractCegarLoop]: Abstraction has has 158 places, 129 transitions, 497 flow [2022-11-18 20:00:56,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.71428571428571) internal successors, (761), 7 states have internal predecessors, (761), 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 20:00:56,972 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:00:56,972 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:00:56,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 20:00:56,973 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:00:56,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:00:56,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1053670845, now seen corresponding path program 1 times [2022-11-18 20:00:56,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:00:56,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419421091] [2022-11-18 20:00:56,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:56,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:00:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:57,431 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 20:00:57,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:00:57,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419421091] [2022-11-18 20:00:57,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419421091] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:00:57,432 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:00:57,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:00:57,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55703860] [2022-11-18 20:00:57,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:00:57,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:00:57,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:00:57,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:00:57,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:00:57,436 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 137 [2022-11-18 20:00:57,438 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 129 transitions, 497 flow. Second operand has 7 states, 7 states have (on average 108.85714285714286) internal successors, (762), 7 states have internal predecessors, (762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:00:57,438 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:00:57,438 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 137 [2022-11-18 20:00:57,438 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:00:58,625 INFO L130 PetriNetUnfolder]: 1310/2856 cut-off events. [2022-11-18 20:00:58,625 INFO L131 PetriNetUnfolder]: For 11733/11733 co-relation queries the response was YES. [2022-11-18 20:00:58,649 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11492 conditions, 2856 events. 1310/2856 cut-off events. For 11733/11733 co-relation queries the response was YES. Maximal size of possible extension queue 186. Compared 20290 event pairs, 362 based on Foata normal form. 60/2795 useless extension candidates. Maximal degree in co-relation 11404. Up to 1023 conditions per place. [2022-11-18 20:00:58,673 INFO L137 encePairwiseOnDemand]: 126/137 looper letters, 49 selfloop transitions, 12 changer transitions 64/214 dead transitions. [2022-11-18 20:00:58,673 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 214 transitions, 1437 flow [2022-11-18 20:00:58,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 20:00:58,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-11-18 20:00:58,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1482 transitions. [2022-11-18 20:00:58,678 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8321167883211679 [2022-11-18 20:00:58,679 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1482 transitions. [2022-11-18 20:00:58,680 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1482 transitions. [2022-11-18 20:00:58,685 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:00:58,685 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1482 transitions. [2022-11-18 20:00:58,691 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 114.0) internal successors, (1482), 13 states have internal predecessors, (1482), 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 20:00:58,695 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:00:58,696 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:00:58,697 INFO L175 Difference]: Start difference. First operand has 158 places, 129 transitions, 497 flow. Second operand 13 states and 1482 transitions. [2022-11-18 20:00:58,698 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 214 transitions, 1437 flow [2022-11-18 20:00:58,764 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 214 transitions, 1347 flow, removed 45 selfloop flow, removed 12 redundant places. [2022-11-18 20:00:58,768 INFO L231 Difference]: Finished difference. Result has 161 places, 135 transitions, 620 flow [2022-11-18 20:00:58,775 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=467, PETRI_DIFFERENCE_MINUEND_PLACES=137, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=620, PETRI_PLACES=161, PETRI_TRANSITIONS=135} [2022-11-18 20:00:58,780 INFO L288 CegarLoopForPetriNet]: 144 programPoint places, 17 predicate places. [2022-11-18 20:00:58,781 INFO L495 AbstractCegarLoop]: Abstraction has has 161 places, 135 transitions, 620 flow [2022-11-18 20:00:58,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.85714285714286) internal successors, (762), 7 states have internal predecessors, (762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:00:58,781 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:00:58,781 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:00:58,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 20:00:58,782 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:00:58,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:00:58,783 INFO L85 PathProgramCache]: Analyzing trace with hash 898407573, now seen corresponding path program 1 times [2022-11-18 20:00:58,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:00:58,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284591054] [2022-11-18 20:00:58,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:58,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:00:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:59,329 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 20:00:59,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:00:59,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284591054] [2022-11-18 20:00:59,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284591054] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:00:59,330 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:00:59,330 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:00:59,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194492606] [2022-11-18 20:00:59,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:00:59,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:00:59,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:00:59,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:00:59,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:00:59,334 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 137 [2022-11-18 20:00:59,335 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 135 transitions, 620 flow. Second operand has 6 states, 6 states have (on average 114.33333333333333) internal successors, (686), 6 states have internal predecessors, (686), 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 20:00:59,335 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:00:59,336 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 137 [2022-11-18 20:00:59,336 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:01:02,106 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][137], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 262#true, 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 48#L842true, 226#true, 9#L804true, 191#true, 57#L3true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,106 INFO L383 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-11-18 20:01:02,106 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 20:01:02,107 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 20:01:02,107 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 20:01:02,124 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][190], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 48#L842true, Black: 193#(= ~y~0 0), 226#true, 9#L804true, 191#true, 57#L3true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,124 INFO L383 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-11-18 20:01:02,125 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 20:01:02,125 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 20:01:02,125 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 20:01:02,465 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][137], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 262#true, 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 226#true, 72#L845true, 9#L804true, 191#true, 57#L3true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,465 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,465 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,465 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,465 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,466 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([422] L845-->L852: Formula: (let ((.cse3 (not (= (mod v_~z$w_buff0_used~0_83 256) 0))) (.cse4 (not (= (mod v_~z$r_buff1_thd4~0_44 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_53 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff0_used~0_84 256) 0)) .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff1_used~0_73 256) 0)) .cse4)) (.cse2 (and .cse3 .cse5))) (and (= v_~z~0_72 (ite .cse0 v_~z$w_buff0~0_26 (ite .cse1 v_~z$w_buff1~0_29 v_~z~0_73))) (= v_~z$r_buff0_thd4~0_52 (ite .cse2 0 v_~z$r_buff0_thd4~0_53)) (= (ite .cse0 0 v_~z$w_buff0_used~0_84) v_~z$w_buff0_used~0_83) (= (ite (or (and .cse3 (not (= (mod v_~z$r_buff0_thd4~0_52 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_72 256) 0)) .cse4)) 0 v_~z$r_buff1_thd4~0_44) v_~z$r_buff1_thd4~0_43) (= (ite (or .cse1 .cse2) 0 v_~z$w_buff1_used~0_73) v_~z$w_buff1_used~0_72)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_44, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_84, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_73, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_73} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_43, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_83, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_52, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_72, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_72} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][174], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 262#true, 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 226#true, 120#L788true, 191#true, 100#L852true, 57#L3true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,466 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,466 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,466 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,466 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,468 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][194], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 138#L3-1true, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 48#L842true, 226#true, 9#L804true, 191#true, 267#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,468 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,468 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,468 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,468 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,470 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][137], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 262#true, 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 48#L842true, 226#true, 9#L804true, 26#L2-1true, 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,470 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,471 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,471 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,471 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,484 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][190], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 226#true, 72#L845true, 9#L804true, 191#true, 57#L3true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,484 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,485 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,486 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,486 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,486 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([422] L845-->L852: Formula: (let ((.cse3 (not (= (mod v_~z$w_buff0_used~0_83 256) 0))) (.cse4 (not (= (mod v_~z$r_buff1_thd4~0_44 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_53 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff0_used~0_84 256) 0)) .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff1_used~0_73 256) 0)) .cse4)) (.cse2 (and .cse3 .cse5))) (and (= v_~z~0_72 (ite .cse0 v_~z$w_buff0~0_26 (ite .cse1 v_~z$w_buff1~0_29 v_~z~0_73))) (= v_~z$r_buff0_thd4~0_52 (ite .cse2 0 v_~z$r_buff0_thd4~0_53)) (= (ite .cse0 0 v_~z$w_buff0_used~0_84) v_~z$w_buff0_used~0_83) (= (ite (or (and .cse3 (not (= (mod v_~z$r_buff0_thd4~0_52 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_72 256) 0)) .cse4)) 0 v_~z$r_buff1_thd4~0_44) v_~z$r_buff1_thd4~0_43) (= (ite (or .cse1 .cse2) 0 v_~z$w_buff1_used~0_73) v_~z$w_buff1_used~0_72)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_44, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_84, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_73, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_73} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_43, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_83, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_52, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_72, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_72} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][216], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 226#true, 120#L788true, 100#L852true, 191#true, 57#L3true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,487 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,487 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,487 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,488 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,490 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][190], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 138#L3-1true, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 48#L842true, Black: 193#(= ~y~0 0), 226#true, 9#L804true, 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,490 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,490 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,490 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,490 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:02,663 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][194], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 138#L3-1true, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 226#true, 72#L845true, 9#L804true, 191#true, 267#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,664 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,664 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,664 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,664 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,665 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][137], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 262#true, 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 226#true, 72#L845true, 9#L804true, 26#L2-1true, 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,665 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,665 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,665 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,665 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,668 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([422] L845-->L852: Formula: (let ((.cse3 (not (= (mod v_~z$w_buff0_used~0_83 256) 0))) (.cse4 (not (= (mod v_~z$r_buff1_thd4~0_44 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_53 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff0_used~0_84 256) 0)) .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff1_used~0_73 256) 0)) .cse4)) (.cse2 (and .cse3 .cse5))) (and (= v_~z~0_72 (ite .cse0 v_~z$w_buff0~0_26 (ite .cse1 v_~z$w_buff1~0_29 v_~z~0_73))) (= v_~z$r_buff0_thd4~0_52 (ite .cse2 0 v_~z$r_buff0_thd4~0_53)) (= (ite .cse0 0 v_~z$w_buff0_used~0_84) v_~z$w_buff0_used~0_83) (= (ite (or (and .cse3 (not (= (mod v_~z$r_buff0_thd4~0_52 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_72 256) 0)) .cse4)) 0 v_~z$r_buff1_thd4~0_44) v_~z$r_buff1_thd4~0_43) (= (ite (or .cse1 .cse2) 0 v_~z$w_buff1_used~0_73) v_~z$w_buff1_used~0_72)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_44, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_84, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_73, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_73} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_43, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_83, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_52, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_72, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_72} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][219], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 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(not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 226#true, 120#L788true, 191#true, 100#L852true, 267#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,668 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,668 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,668 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,668 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,669 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([422] L845-->L852: Formula: (let ((.cse3 (not (= (mod v_~z$w_buff0_used~0_83 256) 0))) (.cse4 (not (= (mod v_~z$r_buff1_thd4~0_44 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_53 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff0_used~0_84 256) 0)) .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff1_used~0_73 256) 0)) .cse4)) (.cse2 (and .cse3 .cse5))) (and (= v_~z~0_72 (ite .cse0 v_~z$w_buff0~0_26 (ite .cse1 v_~z$w_buff1~0_29 v_~z~0_73))) (= v_~z$r_buff0_thd4~0_52 (ite .cse2 0 v_~z$r_buff0_thd4~0_53)) (= (ite .cse0 0 v_~z$w_buff0_used~0_84) v_~z$w_buff0_used~0_83) (= (ite (or (and .cse3 (not (= (mod v_~z$r_buff0_thd4~0_52 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_72 256) 0)) .cse4)) 0 v_~z$r_buff1_thd4~0_44) v_~z$r_buff1_thd4~0_43) (= (ite (or .cse1 .cse2) 0 v_~z$w_buff1_used~0_73) v_~z$w_buff1_used~0_72)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_44, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_84, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_73, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_73} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_43, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_83, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_52, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_72, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_72} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][174], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 262#true, 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 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0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,669 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,669 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,669 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,669 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,683 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][190], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 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|ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,684 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,684 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,684 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,684 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,684 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([422] L845-->L852: Formula: (let ((.cse3 (not (= (mod v_~z$w_buff0_used~0_83 256) 0))) (.cse4 (not (= (mod v_~z$r_buff1_thd4~0_44 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_53 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff0_used~0_84 256) 0)) .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff1_used~0_73 256) 0)) .cse4)) (.cse2 (and .cse3 .cse5))) (and (= v_~z~0_72 (ite .cse0 v_~z$w_buff0~0_26 (ite .cse1 v_~z$w_buff1~0_29 v_~z~0_73))) (= v_~z$r_buff0_thd4~0_52 (ite .cse2 0 v_~z$r_buff0_thd4~0_53)) (= (ite .cse0 0 v_~z$w_buff0_used~0_84) v_~z$w_buff0_used~0_83) (= (ite (or (and .cse3 (not (= (mod v_~z$r_buff0_thd4~0_52 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_72 256) 0)) .cse4)) 0 v_~z$r_buff1_thd4~0_44) v_~z$r_buff1_thd4~0_43) (= (ite (or .cse1 .cse2) 0 v_~z$w_buff1_used~0_73) v_~z$w_buff1_used~0_72)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_44, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_84, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_73, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_73} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_43, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_83, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_52, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_72, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_72} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][216], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 138#L3-1true, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 226#true, 120#L788true, 100#L852true, 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,685 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,685 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,685 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,685 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:02,814 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][137], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 262#true, 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 48#L842true, 226#true, 9#L804true, 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 129#L887true, Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,814 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-18 20:01:02,814 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:01:02,815 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:01:02,815 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:01:02,908 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][137], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 262#true, 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 226#true, 72#L845true, 9#L804true, 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(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|))), 129#L887true, Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,908 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-18 20:01:02,908 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:01:02,908 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:01:02,909 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:01:02,910 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([422] L845-->L852: Formula: (let ((.cse3 (not (= (mod v_~z$w_buff0_used~0_83 256) 0))) (.cse4 (not (= (mod v_~z$r_buff1_thd4~0_44 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_53 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff0_used~0_84 256) 0)) .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff1_used~0_73 256) 0)) .cse4)) (.cse2 (and .cse3 .cse5))) (and (= v_~z~0_72 (ite .cse0 v_~z$w_buff0~0_26 (ite .cse1 v_~z$w_buff1~0_29 v_~z~0_73))) (= v_~z$r_buff0_thd4~0_52 (ite .cse2 0 v_~z$r_buff0_thd4~0_53)) (= (ite .cse0 0 v_~z$w_buff0_used~0_84) v_~z$w_buff0_used~0_83) (= (ite (or (and .cse3 (not (= (mod v_~z$r_buff0_thd4~0_52 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_72 256) 0)) .cse4)) 0 v_~z$r_buff1_thd4~0_44) v_~z$r_buff1_thd4~0_43) (= (ite (or .cse1 .cse2) 0 v_~z$w_buff1_used~0_73) v_~z$w_buff1_used~0_72)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_44, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_84, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_73, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_73} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_43, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_83, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_52, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_72, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_72} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][174], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 262#true, 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 226#true, 120#L788true, 100#L852true, 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(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|))), 129#L887true, Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,911 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-18 20:01:02,911 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:01:02,911 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:01:02,911 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:01:02,912 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([382] L887-->L890: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p3_EBX~0_3 0) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0) (= 2 v_~y~0_5) (= v_~__unbuffered_p3_EAX~0_3 1))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~y~0=v_~y~0_5} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~y~0=v_~y~0_5} AuxVars[] AssignedVars[~main$tmp_guard1~0][223], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 262#true, 105#L778true, 155#true, P2Thread1of1ForFork0InUse, 51#L890true, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 48#L842true, 226#true, 120#L788true, 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,912 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is not cut-off event [2022-11-18 20:01:02,912 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is not cut-off event [2022-11-18 20:01:02,912 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is not cut-off event [2022-11-18 20:01:02,912 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is not cut-off event [2022-11-18 20:01:02,913 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([382] L887-->L890: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p3_EBX~0_3 0) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0) (= 2 v_~y~0_5) (= v_~__unbuffered_p3_EAX~0_3 1))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~y~0=v_~y~0_5} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_3, ~y~0=v_~y~0_5} AuxVars[] AssignedVars[~main$tmp_guard1~0][223], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 234#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 262#true, 105#L778true, 155#true, P2Thread1of1ForFork0InUse, 51#L890true, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 193#(= ~y~0 0), 226#true, 120#L788true, 72#L845true, 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 236#(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|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 244#(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|)) (= ~__unbuffered_p2_EAX~0 0))]) [2022-11-18 20:01:02,913 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-18 20:01:02,913 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:01:02,913 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:01:02,913 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:01:03,248 INFO L130 PetriNetUnfolder]: 8211/14214 cut-off events. [2022-11-18 20:01:03,249 INFO L131 PetriNetUnfolder]: For 40717/69271 co-relation queries the response was YES. [2022-11-18 20:01:03,359 INFO L83 FinitePrefix]: Finished finitePrefix Result has 42714 conditions, 14214 events. 8211/14214 cut-off events. For 40717/69271 co-relation queries the response was YES. Maximal size of possible extension queue 1210. Compared 118765 event pairs, 649 based on Foata normal form. 223/12961 useless extension candidates. Maximal degree in co-relation 42629. Up to 4762 conditions per place. [2022-11-18 20:01:03,450 INFO L137 encePairwiseOnDemand]: 126/137 looper letters, 75 selfloop transitions, 18 changer transitions 28/231 dead transitions. [2022-11-18 20:01:03,451 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 231 transitions, 1473 flow [2022-11-18 20:01:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 20:01:03,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-11-18 20:01:03,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1211 transitions. [2022-11-18 20:01:03,455 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8839416058394161 [2022-11-18 20:01:03,455 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1211 transitions. [2022-11-18 20:01:03,455 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1211 transitions. [2022-11-18 20:01:03,456 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:01:03,456 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1211 transitions. [2022-11-18 20:01:03,460 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 121.1) internal successors, (1211), 10 states have internal predecessors, (1211), 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 20:01:03,463 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 137.0) internal successors, (1507), 11 states have internal predecessors, (1507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:01:03,464 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 137.0) internal successors, (1507), 11 states have internal predecessors, (1507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:01:03,464 INFO L175 Difference]: Start difference. First operand has 161 places, 135 transitions, 620 flow. Second operand 10 states and 1211 transitions. [2022-11-18 20:01:03,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 231 transitions, 1473 flow [2022-11-18 20:01:03,540 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 231 transitions, 1445 flow, removed 10 selfloop flow, removed 5 redundant places. [2022-11-18 20:01:03,545 INFO L231 Difference]: Finished difference. Result has 162 places, 151 transitions, 724 flow [2022-11-18 20:01:03,545 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=592, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=724, PETRI_PLACES=162, PETRI_TRANSITIONS=151} [2022-11-18 20:01:03,546 INFO L288 CegarLoopForPetriNet]: 144 programPoint places, 18 predicate places. [2022-11-18 20:01:03,546 INFO L495 AbstractCegarLoop]: Abstraction has has 162 places, 151 transitions, 724 flow [2022-11-18 20:01:03,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 114.33333333333333) internal successors, (686), 6 states have internal predecessors, (686), 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 20:01:03,547 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:01:03,547 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:01:03,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 20:01:03,548 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:01:03,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:03,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1689341490, now seen corresponding path program 1 times [2022-11-18 20:01:03,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:03,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620364964] [2022-11-18 20:01:03,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:03,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:03,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:04,013 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 20:01:04,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:04,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620364964] [2022-11-18 20:01:04,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620364964] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:04,014 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:01:04,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:01:04,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247018218] [2022-11-18 20:01:04,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:04,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:01:04,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:04,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:01:04,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:01:04,018 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 137 [2022-11-18 20:01:04,019 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 151 transitions, 724 flow. Second operand has 7 states, 7 states have (on average 114.28571428571429) internal successors, (800), 7 states have internal predecessors, (800), 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 20:01:04,019 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:01:04,020 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 137 [2022-11-18 20:01:04,020 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:01:06,682 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][188], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 262#true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 48#L842true, Black: 275#(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)), 226#true, 9#L804true, 191#true, 57#L3true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), 303#(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: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))]) [2022-11-18 20:01:06,682 INFO L383 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-11-18 20:01:06,682 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 20:01:06,683 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 20:01:06,683 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 20:01:06,827 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][188], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 262#true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 275#(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)), 226#true, 72#L845true, 9#L804true, 191#true, 57#L3true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 303#(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: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2022-11-18 20:01:06,827 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:06,827 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:06,828 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:06,828 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:06,828 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([422] L845-->L852: Formula: (let ((.cse3 (not (= (mod v_~z$w_buff0_used~0_83 256) 0))) (.cse4 (not (= (mod v_~z$r_buff1_thd4~0_44 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_53 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff0_used~0_84 256) 0)) .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff1_used~0_73 256) 0)) .cse4)) (.cse2 (and .cse3 .cse5))) (and (= v_~z~0_72 (ite .cse0 v_~z$w_buff0~0_26 (ite .cse1 v_~z$w_buff1~0_29 v_~z~0_73))) (= v_~z$r_buff0_thd4~0_52 (ite .cse2 0 v_~z$r_buff0_thd4~0_53)) (= (ite .cse0 0 v_~z$w_buff0_used~0_84) v_~z$w_buff0_used~0_83) (= (ite (or (and .cse3 (not (= (mod v_~z$r_buff0_thd4~0_52 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_72 256) 0)) .cse4)) 0 v_~z$r_buff1_thd4~0_44) v_~z$r_buff1_thd4~0_43) (= (ite (or .cse1 .cse2) 0 v_~z$w_buff1_used~0_73) v_~z$w_buff1_used~0_72)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_44, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_84, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_73, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_73} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_43, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_83, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_52, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_72, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_72} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][225], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 262#true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 275#(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)), 226#true, 120#L788true, 100#L852true, 191#true, 57#L3true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 303#(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: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))]) [2022-11-18 20:01:06,828 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:06,828 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:06,828 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:06,828 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:06,830 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][188], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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)), 138#L3-1true, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 262#true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 48#L842true, Black: 275#(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)), 226#true, 9#L804true, 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), 303#(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: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))]) [2022-11-18 20:01:06,830 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:06,830 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:06,830 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:06,830 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:06,948 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][188], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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)), 138#L3-1true, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 262#true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 275#(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)), 226#true, 72#L845true, 9#L804true, 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), 303#(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: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))]) [2022-11-18 20:01:06,948 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 20:01:06,948 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:06,948 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:06,948 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:06,949 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([422] L845-->L852: Formula: (let ((.cse3 (not (= (mod v_~z$w_buff0_used~0_83 256) 0))) (.cse4 (not (= (mod v_~z$r_buff1_thd4~0_44 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_53 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff0_used~0_84 256) 0)) .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff1_used~0_73 256) 0)) .cse4)) (.cse2 (and .cse3 .cse5))) (and (= v_~z~0_72 (ite .cse0 v_~z$w_buff0~0_26 (ite .cse1 v_~z$w_buff1~0_29 v_~z~0_73))) (= v_~z$r_buff0_thd4~0_52 (ite .cse2 0 v_~z$r_buff0_thd4~0_53)) (= (ite .cse0 0 v_~z$w_buff0_used~0_84) v_~z$w_buff0_used~0_83) (= (ite (or (and .cse3 (not (= (mod v_~z$r_buff0_thd4~0_52 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_72 256) 0)) .cse4)) 0 v_~z$r_buff1_thd4~0_44) v_~z$r_buff1_thd4~0_43) (= (ite (or .cse1 .cse2) 0 v_~z$w_buff1_used~0_73) v_~z$w_buff1_used~0_72)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_44, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_84, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_73, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_73} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_43, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_83, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_52, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_72, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_72} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][225], [Black: 238#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 60#L758true, Black: 230#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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)), 138#L3-1true, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 262#true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 275#(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)), 226#true, 120#L788true, 191#true, 100#L852true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), 303#(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: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 248#(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 (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))]) [2022-11-18 20:01:06,949 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 20:01:06,949 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:06,949 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:06,949 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:07,420 INFO L130 PetriNetUnfolder]: 7820/14177 cut-off events. [2022-11-18 20:01:07,420 INFO L131 PetriNetUnfolder]: For 54492/79853 co-relation queries the response was YES. [2022-11-18 20:01:07,512 INFO L83 FinitePrefix]: Finished finitePrefix Result has 56160 conditions, 14177 events. 7820/14177 cut-off events. For 54492/79853 co-relation queries the response was YES. Maximal size of possible extension queue 1210. Compared 125268 event pairs, 432 based on Foata normal form. 651/13813 useless extension candidates. Maximal degree in co-relation 56071. Up to 3941 conditions per place. [2022-11-18 20:01:07,563 INFO L137 encePairwiseOnDemand]: 126/137 looper letters, 107 selfloop transitions, 36 changer transitions 25/278 dead transitions. [2022-11-18 20:01:07,563 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 278 transitions, 2110 flow [2022-11-18 20:01:07,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 20:01:07,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-11-18 20:01:07,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1576 transitions. [2022-11-18 20:01:07,568 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8848961257720381 [2022-11-18 20:01:07,568 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1576 transitions. [2022-11-18 20:01:07,569 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1576 transitions. [2022-11-18 20:01:07,570 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:01:07,570 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1576 transitions. [2022-11-18 20:01:07,574 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 121.23076923076923) internal successors, (1576), 13 states have internal predecessors, (1576), 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 20:01:07,578 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:01:07,579 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:01:07,580 INFO L175 Difference]: Start difference. First operand has 162 places, 151 transitions, 724 flow. Second operand 13 states and 1576 transitions. [2022-11-18 20:01:07,580 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 278 transitions, 2110 flow [2022-11-18 20:01:07,731 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 167 places, 278 transitions, 2090 flow, removed 9 selfloop flow, removed 7 redundant places. [2022-11-18 20:01:07,735 INFO L231 Difference]: Finished difference. Result has 173 places, 171 transitions, 991 flow [2022-11-18 20:01:07,735 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=704, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=991, PETRI_PLACES=173, PETRI_TRANSITIONS=171} [2022-11-18 20:01:07,738 INFO L288 CegarLoopForPetriNet]: 144 programPoint places, 29 predicate places. [2022-11-18 20:01:07,739 INFO L495 AbstractCegarLoop]: Abstraction has has 173 places, 171 transitions, 991 flow [2022-11-18 20:01:07,740 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 114.28571428571429) internal successors, (800), 7 states have internal predecessors, (800), 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 20:01:07,740 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:01:07,741 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:01:07,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 20:01:07,741 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:01:07,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:07,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1485018934, now seen corresponding path program 1 times [2022-11-18 20:01:07,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:07,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927742204] [2022-11-18 20:01:07,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:07,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:08,215 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 20:01:08,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:08,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927742204] [2022-11-18 20:01:08,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927742204] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:08,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:01:08,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 20:01:08,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773761155] [2022-11-18 20:01:08,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:08,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 20:01:08,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:08,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 20:01:08,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-18 20:01:08,225 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 137 [2022-11-18 20:01:08,226 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 171 transitions, 991 flow. Second operand has 8 states, 8 states have (on average 114.25) internal successors, (914), 8 states have internal predecessors, (914), 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 20:01:08,227 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:01:08,227 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 137 [2022-11-18 20:01:08,227 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:01:11,263 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][187], [60#L758true, Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 262#true, 48#L842true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 226#true, Black: 275#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 9#L804true, 336#(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)), 191#true, 57#L3true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 289#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 157#(= ~__unbuffered_p3_EAX~0 0), 303#(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: 299#(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: 295#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 285#true, Black: 307#(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: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))]) [2022-11-18 20:01:11,263 INFO L383 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-11-18 20:01:11,263 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 20:01:11,263 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 20:01:11,263 INFO L386 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-11-18 20:01:11,420 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][187], [60#L758true, Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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: 262#true, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 226#true, Black: 275#(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)), 72#L845true, 9#L804true, 336#(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)), 191#true, 57#L3true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 289#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 303#(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: 299#(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: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 295#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 285#true, Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 307#(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: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))]) [2022-11-18 20:01:11,421 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:11,421 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:11,421 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:11,421 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:11,421 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([422] L845-->L852: Formula: (let ((.cse3 (not (= (mod v_~z$w_buff0_used~0_83 256) 0))) (.cse4 (not (= (mod v_~z$r_buff1_thd4~0_44 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_53 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff0_used~0_84 256) 0)) .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff1_used~0_73 256) 0)) .cse4)) (.cse2 (and .cse3 .cse5))) (and (= v_~z~0_72 (ite .cse0 v_~z$w_buff0~0_26 (ite .cse1 v_~z$w_buff1~0_29 v_~z~0_73))) (= v_~z$r_buff0_thd4~0_52 (ite .cse2 0 v_~z$r_buff0_thd4~0_53)) (= (ite .cse0 0 v_~z$w_buff0_used~0_84) v_~z$w_buff0_used~0_83) (= (ite (or (and .cse3 (not (= (mod v_~z$r_buff0_thd4~0_52 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_72 256) 0)) .cse4)) 0 v_~z$r_buff1_thd4~0_44) v_~z$r_buff1_thd4~0_43) (= (ite (or .cse1 .cse2) 0 v_~z$w_buff1_used~0_73) v_~z$w_buff1_used~0_72)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_44, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_84, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_73, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_73} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_43, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_83, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_52, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_72, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_72} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][218], [60#L758true, Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 262#true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 226#true, Black: 275#(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)), 120#L788true, 336#(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)), 191#true, 100#L852true, 57#L3true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 289#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 157#(= ~__unbuffered_p3_EAX~0 0), 303#(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: 299#(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: 295#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 285#true, Black: 307#(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: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))]) [2022-11-18 20:01:11,421 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:11,421 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:11,421 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:11,422 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:11,423 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][187], [60#L758true, Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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)), 138#L3-1true, Black: 262#true, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 48#L842true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 226#true, Black: 275#(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)), 336#(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)), 9#L804true, 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 289#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 303#(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: 299#(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: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 295#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 285#true, Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 307#(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: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))]) [2022-11-18 20:01:11,423 INFO L383 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-11-18 20:01:11,423 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:11,423 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:11,423 INFO L386 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-11-18 20:01:11,562 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([413] L788-->L804: Formula: (let ((.cse9 (= (mod v_~z$r_buff1_thd3~0_42 256) 0)) (.cse4 (= (mod v_~z$r_buff0_thd3~0_42 256) 0))) (let ((.cse5 (not .cse4)) (.cse1 (and .cse9 .cse4)) (.cse11 (= (mod v_~z$w_buff0_used~0_118 256) 0)) (.cse8 (and .cse4 (= (mod v_~z$w_buff1_used~0_103 256) 0)))) (let ((.cse6 (or .cse1 .cse11 .cse8)) (.cse7 (and .cse5 (not .cse11))) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_60 256)))) (.cse2 (= (mod v_~z$w_buff0_used~0_117 256) 0)) (.cse3 (= (mod v_~z$w_buff1_used~0_102 256) 0))) (and (= v_~z$mem_tmp~0_42 v_~z~0_106) (= v_~z$r_buff0_thd3~0_41 (ite .cse0 v_~z$r_buff0_thd3~0_42 (ite (or .cse1 .cse2 (and .cse3 .cse4)) v_~z$r_buff0_thd3~0_42 (ite (and (not .cse2) .cse5) 0 v_~z$r_buff0_thd3~0_42)))) (= v_~z$w_buff0_used~0_117 (ite .cse0 v_~z$w_buff0_used~0_118 (ite .cse6 v_~z$w_buff0_used~0_118 (ite .cse7 0 v_~z$w_buff0_used~0_118)))) (= v_~z~0_104 (ite .cse0 v_~z$mem_tmp~0_42 v_~__unbuffered_p2_EBX~0_14)) (= v_~z$w_buff1~0_49 v_~z$w_buff1~0_50) (= v_~z$w_buff1_used~0_102 (ite .cse0 v_~z$w_buff1_used~0_103 (ite (or .cse1 .cse2 .cse8) v_~z$w_buff1_used~0_103 0))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_12) (= v_~__unbuffered_p2_EBX~0_14 (ite .cse6 v_~z~0_106 (ite .cse7 v_~z$w_buff0~0_49 v_~z$w_buff1~0_50))) (= v_~z$w_buff0~0_49 v_~z$w_buff0~0_48) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_60) (= (ite .cse0 v_~z$r_buff1_thd3~0_42 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd3~0_41 256) 0))) (or .cse2 (and .cse9 .cse10) (and .cse3 .cse10))) v_~z$r_buff1_thd3~0_42 0)) v_~z$r_buff1_thd3~0_41) (= v_~z$flush_delayed~0_64 0))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_42, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_103, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_42, ~z$w_buff1~0=v_~z$w_buff1~0_50, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_106} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_42, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_117, ~z$w_buff0~0=v_~z$w_buff0~0_48, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_41, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_102, ~z$w_buff1~0=v_~z$w_buff1~0_49, ~z$flush_delayed~0=v_~z$flush_delayed~0_64, ~weak$$choice0~0=v_~weak$$choice0~0_12, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_41, ~z~0=v_~z~0_104, ~weak$$choice2~0=v_~weak$$choice2~0_60} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][187], [60#L758true, Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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)), 138#L3-1true, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 262#true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 226#true, Black: 275#(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)), 72#L845true, 9#L804true, 336#(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)), 191#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 289#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 303#(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: 299#(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: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 295#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 285#true, Black: 307#(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: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))]) [2022-11-18 20:01:11,562 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 20:01:11,562 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:11,562 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:11,563 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:11,563 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([422] L845-->L852: Formula: (let ((.cse3 (not (= (mod v_~z$w_buff0_used~0_83 256) 0))) (.cse4 (not (= (mod v_~z$r_buff1_thd4~0_44 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_53 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff0_used~0_84 256) 0)) .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff1_used~0_73 256) 0)) .cse4)) (.cse2 (and .cse3 .cse5))) (and (= v_~z~0_72 (ite .cse0 v_~z$w_buff0~0_26 (ite .cse1 v_~z$w_buff1~0_29 v_~z~0_73))) (= v_~z$r_buff0_thd4~0_52 (ite .cse2 0 v_~z$r_buff0_thd4~0_53)) (= (ite .cse0 0 v_~z$w_buff0_used~0_84) v_~z$w_buff0_used~0_83) (= (ite (or (and .cse3 (not (= (mod v_~z$r_buff0_thd4~0_52 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_72 256) 0)) .cse4)) 0 v_~z$r_buff1_thd4~0_44) v_~z$r_buff1_thd4~0_43) (= (ite (or .cse1 .cse2) 0 v_~z$w_buff1_used~0_73) v_~z$w_buff1_used~0_72)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_44, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_84, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_73, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_73} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_43, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_83, ~z$w_buff0~0=v_~z$w_buff0~0_26, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_52, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_72, ~z$w_buff1~0=v_~z$w_buff1~0_29, ~z~0=v_~z~0_72} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][218], [60#L758true, Black: 228#(= ~__unbuffered_p2_EAX~0 0), 105#L778true, 155#true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, 277#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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)), 138#L3-1true, Black: 194#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 262#true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 226#true, Black: 275#(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)), 120#L788true, 336#(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)), 191#true, 100#L852true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 289#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 303#(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: 299#(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: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 295#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 285#true, Black: 307#(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: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 229#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 158#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))]) [2022-11-18 20:01:11,563 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 20:01:11,564 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:11,564 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:11,564 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:01:11,942 INFO L130 PetriNetUnfolder]: 7478/13856 cut-off events. [2022-11-18 20:01:11,942 INFO L131 PetriNetUnfolder]: For 85206/112883 co-relation queries the response was YES. [2022-11-18 20:01:12,027 INFO L83 FinitePrefix]: Finished finitePrefix Result has 65942 conditions, 13856 events. 7478/13856 cut-off events. For 85206/112883 co-relation queries the response was YES. Maximal size of possible extension queue 1212. Compared 125692 event pairs, 374 based on Foata normal form. 904/13781 useless extension candidates. Maximal degree in co-relation 65851. Up to 3739 conditions per place. [2022-11-18 20:01:12,071 INFO L137 encePairwiseOnDemand]: 126/137 looper letters, 106 selfloop transitions, 54 changer transitions 49/319 dead transitions. [2022-11-18 20:01:12,071 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 319 transitions, 2779 flow [2022-11-18 20:01:12,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-18 20:01:12,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-11-18 20:01:12,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1942 transitions. [2022-11-18 20:01:12,076 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8859489051094891 [2022-11-18 20:01:12,077 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1942 transitions. [2022-11-18 20:01:12,077 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1942 transitions. [2022-11-18 20:01:12,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:01:12,078 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1942 transitions. [2022-11-18 20:01:12,083 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 121.375) internal successors, (1942), 16 states have internal predecessors, (1942), 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 20:01:12,088 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 137.0) internal successors, (2329), 17 states have internal predecessors, (2329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:01:12,089 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 137.0) internal successors, (2329), 17 states have internal predecessors, (2329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:01:12,089 INFO L175 Difference]: Start difference. First operand has 173 places, 171 transitions, 991 flow. Second operand 16 states and 1942 transitions. [2022-11-18 20:01:12,090 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 188 places, 319 transitions, 2779 flow [2022-11-18 20:01:13,936 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 184 places, 319 transitions, 2678 flow, removed 42 selfloop flow, removed 4 redundant places. [2022-11-18 20:01:13,942 INFO L231 Difference]: Finished difference. Result has 188 places, 195 transitions, 1333 flow [2022-11-18 20:01:13,942 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=898, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=40, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=1333, PETRI_PLACES=188, PETRI_TRANSITIONS=195} [2022-11-18 20:01:13,943 INFO L288 CegarLoopForPetriNet]: 144 programPoint places, 44 predicate places. [2022-11-18 20:01:13,943 INFO L495 AbstractCegarLoop]: Abstraction has has 188 places, 195 transitions, 1333 flow [2022-11-18 20:01:13,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 114.25) internal successors, (914), 8 states have internal predecessors, (914), 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 20:01:13,944 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:01:13,944 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:01:13,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 20:01:13,945 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:01:13,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:13,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1810129996, now seen corresponding path program 1 times [2022-11-18 20:01:13,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:13,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520273482] [2022-11-18 20:01:13,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:13,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:14,451 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 20:01:14,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:14,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520273482] [2022-11-18 20:01:14,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520273482] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:14,452 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:01:14,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 20:01:14,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808932720] [2022-11-18 20:01:14,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:14,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 20:01:14,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:14,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 20:01:14,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-18 20:01:14,455 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 137 [2022-11-18 20:01:14,457 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 188 places, 195 transitions, 1333 flow. Second operand has 8 states, 8 states have (on average 107.375) internal successors, (859), 8 states have internal predecessors, (859), 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 20:01:14,457 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:01:14,457 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 137 [2022-11-18 20:01:14,457 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:01:16,632 INFO L130 PetriNetUnfolder]: 3070/10274 cut-off events. [2022-11-18 20:01:16,632 INFO L131 PetriNetUnfolder]: For 48625/50657 co-relation queries the response was YES. [2022-11-18 20:01:16,841 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39192 conditions, 10274 events. 3070/10274 cut-off events. For 48625/50657 co-relation queries the response was YES. Maximal size of possible extension queue 1291. Compared 132223 event pairs, 62 based on Foata normal form. 10/9659 useless extension candidates. Maximal degree in co-relation 39090. Up to 2323 conditions per place. [2022-11-18 20:01:16,903 INFO L137 encePairwiseOnDemand]: 124/137 looper letters, 76 selfloop transitions, 44 changer transitions 17/284 dead transitions. [2022-11-18 20:01:16,903 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 284 transitions, 2309 flow [2022-11-18 20:01:16,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 20:01:16,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-18 20:01:16,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1037 transitions. [2022-11-18 20:01:16,914 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8410381184103812 [2022-11-18 20:01:16,914 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1037 transitions. [2022-11-18 20:01:16,914 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1037 transitions. [2022-11-18 20:01:16,915 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:01:16,915 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1037 transitions. [2022-11-18 20:01:16,922 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 115.22222222222223) internal successors, (1037), 9 states have internal predecessors, (1037), 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 20:01:16,929 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 137.0) internal successors, (1370), 10 states have internal predecessors, (1370), 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 20:01:16,930 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 137.0) internal successors, (1370), 10 states have internal predecessors, (1370), 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 20:01:16,930 INFO L175 Difference]: Start difference. First operand has 188 places, 195 transitions, 1333 flow. Second operand 9 states and 1037 transitions. [2022-11-18 20:01:16,930 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 284 transitions, 2309 flow [2022-11-18 20:01:19,209 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 284 transitions, 2002 flow, removed 114 selfloop flow, removed 11 redundant places. [2022-11-18 20:01:19,214 INFO L231 Difference]: Finished difference. Result has 192 places, 226 transitions, 1560 flow [2022-11-18 20:01:19,215 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=1026, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=195, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1560, PETRI_PLACES=192, PETRI_TRANSITIONS=226} [2022-11-18 20:01:19,215 INFO L288 CegarLoopForPetriNet]: 144 programPoint places, 48 predicate places. [2022-11-18 20:01:19,216 INFO L495 AbstractCegarLoop]: Abstraction has has 192 places, 226 transitions, 1560 flow [2022-11-18 20:01:19,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 107.375) internal successors, (859), 8 states have internal predecessors, (859), 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 20:01:19,217 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:01:19,217 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:01:19,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-18 20:01:19,217 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:01:19,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:19,218 INFO L85 PathProgramCache]: Analyzing trace with hash -578347502, now seen corresponding path program 2 times [2022-11-18 20:01:19,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:19,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739498256] [2022-11-18 20:01:19,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:19,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,708 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 20:01:19,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:19,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739498256] [2022-11-18 20:01:19,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739498256] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:19,710 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:01:19,710 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-18 20:01:19,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862209467] [2022-11-18 20:01:19,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:19,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-18 20:01:19,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:19,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-18 20:01:19,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-18 20:01:19,713 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 137 [2022-11-18 20:01:19,715 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 192 places, 226 transitions, 1560 flow. Second operand has 9 states, 9 states have (on average 114.11111111111111) internal successors, (1027), 9 states have internal predecessors, (1027), 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 20:01:19,715 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:01:19,715 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 137 [2022-11-18 20:01:19,716 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:01:24,222 INFO L130 PetriNetUnfolder]: 11207/21681 cut-off events. [2022-11-18 20:01:24,223 INFO L131 PetriNetUnfolder]: For 94081/144750 co-relation queries the response was YES. [2022-11-18 20:01:24,410 INFO L83 FinitePrefix]: Finished finitePrefix Result has 85714 conditions, 21681 events. 11207/21681 cut-off events. For 94081/144750 co-relation queries the response was YES. Maximal size of possible extension queue 1979. Compared 221503 event pairs, 264 based on Foata normal form. 1216/21520 useless extension candidates. Maximal degree in co-relation 85677. Up to 3516 conditions per place. [2022-11-18 20:01:24,455 INFO L137 encePairwiseOnDemand]: 126/137 looper letters, 114 selfloop transitions, 59 changer transitions 80/387 dead transitions. [2022-11-18 20:01:24,455 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 207 places, 387 transitions, 3863 flow [2022-11-18 20:01:24,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:01:24,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:01:24,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2267 transitions. [2022-11-18 20:01:24,464 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8709181713407607 [2022-11-18 20:01:24,464 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2267 transitions. [2022-11-18 20:01:24,464 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2267 transitions. [2022-11-18 20:01:24,466 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:01:24,466 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2267 transitions. [2022-11-18 20:01:24,472 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 119.3157894736842) internal successors, (2267), 19 states have internal predecessors, (2267), 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 20:01:24,479 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 137.0) internal successors, (2740), 20 states have internal predecessors, (2740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:01:24,480 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 137.0) internal successors, (2740), 20 states have internal predecessors, (2740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:01:24,481 INFO L175 Difference]: Start difference. First operand has 192 places, 226 transitions, 1560 flow. Second operand 19 states and 2267 transitions. [2022-11-18 20:01:24,481 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 207 places, 387 transitions, 3863 flow [2022-11-18 20:01:26,690 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 202 places, 387 transitions, 3641 flow, removed 80 selfloop flow, removed 5 redundant places. [2022-11-18 20:01:26,695 INFO L231 Difference]: Finished difference. Result has 209 places, 221 transitions, 1564 flow [2022-11-18 20:01:26,696 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=1463, PETRI_DIFFERENCE_MINUEND_PLACES=184, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=56, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=167, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=1564, PETRI_PLACES=209, PETRI_TRANSITIONS=221} [2022-11-18 20:01:26,696 INFO L288 CegarLoopForPetriNet]: 144 programPoint places, 65 predicate places. [2022-11-18 20:01:26,696 INFO L495 AbstractCegarLoop]: Abstraction has has 209 places, 221 transitions, 1564 flow [2022-11-18 20:01:26,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 114.11111111111111) internal successors, (1027), 9 states have internal predecessors, (1027), 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 20:01:26,697 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:01:26,698 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:01:26,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-18 20:01:26,698 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:01:26,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:26,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1478044564, now seen corresponding path program 1 times [2022-11-18 20:01:26,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:26,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371693000] [2022-11-18 20:01:26,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:26,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:26,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:27,044 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 20:01:27,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:27,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371693000] [2022-11-18 20:01:27,049 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371693000] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:27,050 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:01:27,050 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:01:27,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384440397] [2022-11-18 20:01:27,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:27,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:01:27,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:27,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:01:27,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:01:27,056 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 137 [2022-11-18 20:01:27,058 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 209 places, 221 transitions, 1564 flow. Second operand has 7 states, 7 states have (on average 115.71428571428571) internal successors, (810), 7 states have internal predecessors, (810), 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 20:01:27,058 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:01:27,058 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 137 [2022-11-18 20:01:27,058 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:01:29,435 INFO L130 PetriNetUnfolder]: 4500/15036 cut-off events. [2022-11-18 20:01:29,435 INFO L131 PetriNetUnfolder]: For 37858/39832 co-relation queries the response was YES. [2022-11-18 20:01:29,574 INFO L83 FinitePrefix]: Finished finitePrefix Result has 48931 conditions, 15036 events. 4500/15036 cut-off events. For 37858/39832 co-relation queries the response was YES. Maximal size of possible extension queue 1920. Compared 208685 event pairs, 63 based on Foata normal form. 9/14089 useless extension candidates. Maximal degree in co-relation 48826. Up to 1975 conditions per place. [2022-11-18 20:01:29,601 INFO L137 encePairwiseOnDemand]: 131/137 looper letters, 40 selfloop transitions, 8 changer transitions 8/243 dead transitions. [2022-11-18 20:01:29,601 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 212 places, 243 transitions, 1816 flow [2022-11-18 20:01:29,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 20:01:29,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-11-18 20:01:29,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 829 transitions. [2022-11-18 20:01:29,605 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8644421272158499 [2022-11-18 20:01:29,606 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 829 transitions. [2022-11-18 20:01:29,606 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 829 transitions. [2022-11-18 20:01:29,606 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:01:29,607 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 829 transitions. [2022-11-18 20:01:29,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 118.42857142857143) internal successors, (829), 7 states have internal predecessors, (829), 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 20:01:29,611 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 137.0) internal successors, (1096), 8 states have internal predecessors, (1096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:01:29,612 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 137.0) internal successors, (1096), 8 states have internal predecessors, (1096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:01:29,612 INFO L175 Difference]: Start difference. First operand has 209 places, 221 transitions, 1564 flow. Second operand 7 states and 829 transitions. [2022-11-18 20:01:29,612 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 212 places, 243 transitions, 1816 flow [2022-11-18 20:01:32,082 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 195 places, 243 transitions, 1657 flow, removed 34 selfloop flow, removed 17 redundant places. [2022-11-18 20:01:32,087 INFO L231 Difference]: Finished difference. Result has 200 places, 220 transitions, 1451 flow [2022-11-18 20:01:32,088 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=1423, PETRI_DIFFERENCE_MINUEND_PLACES=189, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=221, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1451, PETRI_PLACES=200, PETRI_TRANSITIONS=220} [2022-11-18 20:01:32,088 INFO L288 CegarLoopForPetriNet]: 144 programPoint places, 56 predicate places. [2022-11-18 20:01:32,089 INFO L495 AbstractCegarLoop]: Abstraction has has 200 places, 220 transitions, 1451 flow [2022-11-18 20:01:32,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 115.71428571428571) internal successors, (810), 7 states have internal predecessors, (810), 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 20:01:32,089 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:01:32,090 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:01:32,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-18 20:01:32,090 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:01:32,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:32,091 INFO L85 PathProgramCache]: Analyzing trace with hash 821042792, now seen corresponding path program 2 times [2022-11-18 20:01:32,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:32,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949678552] [2022-11-18 20:01:32,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:32,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:32,547 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 20:01:32,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:32,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949678552] [2022-11-18 20:01:32,548 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949678552] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:32,548 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:01:32,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:01:32,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902967818] [2022-11-18 20:01:32,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:32,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:01:32,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:32,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:01:32,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:01:32,552 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 137 [2022-11-18 20:01:32,554 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 220 transitions, 1451 flow. Second operand has 6 states, 6 states have (on average 116.16666666666667) internal successors, (697), 6 states have internal predecessors, (697), 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 20:01:32,554 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:01:32,554 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 137 [2022-11-18 20:01:32,554 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:01:35,322 INFO L130 PetriNetUnfolder]: 5969/18940 cut-off events. [2022-11-18 20:01:35,322 INFO L131 PetriNetUnfolder]: For 34153/34949 co-relation queries the response was YES. [2022-11-18 20:01:35,501 INFO L83 FinitePrefix]: Finished finitePrefix Result has 55569 conditions, 18940 events. 5969/18940 cut-off events. For 34153/34949 co-relation queries the response was YES. Maximal size of possible extension queue 2497. Compared 268614 event pairs, 157 based on Foata normal form. 9/17637 useless extension candidates. Maximal degree in co-relation 55531. Up to 2335 conditions per place. [2022-11-18 20:01:35,513 INFO L137 encePairwiseOnDemand]: 131/137 looper letters, 19 selfloop transitions, 3 changer transitions 61/232 dead transitions. [2022-11-18 20:01:35,514 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 202 places, 232 transitions, 1635 flow [2022-11-18 20:01:35,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:01:35,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-11-18 20:01:35,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 711 transitions. [2022-11-18 20:01:35,515 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.864963503649635 [2022-11-18 20:01:35,516 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 711 transitions. [2022-11-18 20:01:35,516 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 711 transitions. [2022-11-18 20:01:35,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:01:35,516 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 711 transitions. [2022-11-18 20:01:35,518 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 118.5) internal successors, (711), 6 states have internal predecessors, (711), 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 20:01:35,520 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 137.0) internal successors, (959), 7 states have internal predecessors, (959), 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 20:01:35,520 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 137.0) internal successors, (959), 7 states have internal predecessors, (959), 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 20:01:35,521 INFO L175 Difference]: Start difference. First operand has 200 places, 220 transitions, 1451 flow. Second operand 6 states and 711 transitions. [2022-11-18 20:01:35,521 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 202 places, 232 transitions, 1635 flow [2022-11-18 20:01:39,131 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 198 places, 232 transitions, 1624 flow, removed 5 selfloop flow, removed 4 redundant places. [2022-11-18 20:01:39,136 INFO L231 Difference]: Finished difference. Result has 202 places, 170 transitions, 832 flow [2022-11-18 20:01:39,136 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=1444, PETRI_DIFFERENCE_MINUEND_PLACES=193, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=220, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=217, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=832, PETRI_PLACES=202, PETRI_TRANSITIONS=170} [2022-11-18 20:01:39,137 INFO L288 CegarLoopForPetriNet]: 144 programPoint places, 58 predicate places. [2022-11-18 20:01:39,137 INFO L495 AbstractCegarLoop]: Abstraction has has 202 places, 170 transitions, 832 flow [2022-11-18 20:01:39,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 116.16666666666667) internal successors, (697), 6 states have internal predecessors, (697), 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 20:01:39,138 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:01:39,139 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:01:39,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-18 20:01:39,139 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:01:39,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:39,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1359312404, now seen corresponding path program 3 times [2022-11-18 20:01:39,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:39,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120849787] [2022-11-18 20:01:39,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:39,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:01:39,212 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:01:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:01:39,342 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:01:39,342 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-18 20:01:39,344 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-11-18 20:01:39,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-11-18 20:01:39,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2022-11-18 20:01:39,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2022-11-18 20:01:39,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2022-11-18 20:01:39,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2022-11-18 20:01:39,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-11-18 20:01:39,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-18 20:01:39,353 INFO L444 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:01:39,364 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-18 20:01:39,364 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 20:01:39,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:01:39 BasicIcfg [2022-11-18 20:01:39,585 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:01:39,585 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:01:39,585 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:01:39,586 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:01:39,586 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:00:50" (3/4) ... [2022-11-18 20:01:39,588 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-18 20:01:39,873 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 20:01:39,873 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:01:39,874 INFO L158 Benchmark]: Toolchain (without parser) took 51323.79ms. Allocated memory was 125.8MB in the beginning and 9.9GB in the end (delta: 9.7GB). Free memory was 85.5MB in the beginning and 8.6GB in the end (delta: -8.6GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2022-11-18 20:01:39,874 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:01:39,875 INFO L158 Benchmark]: CACSL2BoogieTranslator took 904.51ms. Allocated memory is still 125.8MB. Free memory was 85.3MB in the beginning and 86.0MB in the end (delta: -711.9kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 20:01:39,875 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.88ms. Allocated memory is still 125.8MB. Free memory was 86.0MB in the beginning and 83.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:01:39,875 INFO L158 Benchmark]: Boogie Preprocessor took 78.33ms. Allocated memory is still 125.8MB. Free memory was 83.3MB in the beginning and 81.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:01:39,876 INFO L158 Benchmark]: RCFGBuilder took 1130.57ms. Allocated memory was 125.8MB in the beginning and 161.5MB in the end (delta: 35.7MB). Free memory was 81.2MB in the beginning and 127.1MB in the end (delta: -45.9MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2022-11-18 20:01:39,876 INFO L158 Benchmark]: TraceAbstraction took 48802.41ms. Allocated memory was 161.5MB in the beginning and 9.9GB in the end (delta: 9.7GB). Free memory was 127.1MB in the beginning and 8.2GB in the end (delta: -8.1GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2022-11-18 20:01:39,877 INFO L158 Benchmark]: Witness Printer took 287.73ms. Allocated memory is still 9.9GB. Free memory was 8.2GB in the beginning and 8.6GB in the end (delta: -417.3MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2022-11-18 20:01:39,882 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 904.51ms. Allocated memory is still 125.8MB. Free memory was 85.3MB in the beginning and 86.0MB in the end (delta: -711.9kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.88ms. Allocated memory is still 125.8MB. Free memory was 86.0MB in the beginning and 83.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.33ms. Allocated memory is still 125.8MB. Free memory was 83.3MB in the beginning and 81.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1130.57ms. Allocated memory was 125.8MB in the beginning and 161.5MB in the end (delta: 35.7MB). Free memory was 81.2MB in the beginning and 127.1MB in the end (delta: -45.9MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * TraceAbstraction took 48802.41ms. Allocated memory was 161.5MB in the beginning and 9.9GB in the end (delta: 9.7GB). Free memory was 127.1MB in the beginning and 8.2GB in the end (delta: -8.1GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * Witness Printer took 287.73ms. Allocated memory is still 9.9GB. Free memory was 8.2GB in the beginning and 8.6GB in the end (delta: -417.3MB). Peak memory consumption was 34.6MB. 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: [L716] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_p2_EBX=0] [L742] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_p2_EBX=0, z$r_buff1_thd4=0] [L740] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_p2_EBX=0, z$r_buff1_thd2=0, z$r_buff1_thd4=0] [L741] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_p2_EBX=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L738] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_p2_EBX=0, z$r_buff1_thd0=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L739] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_p2_EBX=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L749] 0 _Bool weak$$choice0; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L747] 0 int z$w_buff1; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L750] 0 _Bool weak$$choice2; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L731] 0 _Bool z$flush_delayed; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L745] 0 int z$w_buff0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L734] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd1=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L735] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L733] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L720] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L736] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L732] 0 int z$mem_tmp; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L737] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L743] 0 _Bool z$read_delayed; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$w_buff0=0, z$w_buff1=0] [L722] 0 int a = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$w_buff0=0, z$w_buff1=0] [L714] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$w_buff0=0, z$w_buff1=0] [L744] 0 int *z$read_delayed_var; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0] [L748] 0 _Bool z$w_buff1_used; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0, z$w_buff1_used=0] [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0, z$w_buff1_used=0] [L724] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0, z$w_buff1_used=0] [L723] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0, z$w_buff1_used=0] [L746] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L718] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L726] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L728] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L730] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L869] 0 pthread_t t181; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t181={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L870] FCALL, FORK 0 pthread_create(&t181, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t181, ((void *)0), P0, ((void *)0))=-3, t181={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L871] 0 pthread_t t182; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t181={5:0}, t182={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L872] FCALL, FORK 0 pthread_create(&t182, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t182, ((void *)0), P1, ((void *)0))=-2, t181={5:0}, t182={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L873] 0 pthread_t t183; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t181={5:0}, t182={6:0}, t183={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L874] FCALL, FORK 0 pthread_create(&t183, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t183, ((void *)0), P2, ((void *)0))=-1, t181={5:0}, t182={6:0}, t183={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L875] 0 pthread_t t184; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t181={5:0}, t182={6:0}, t183={7:0}, t184={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L876] FCALL, FORK 0 pthread_create(&t184, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t184, ((void *)0), P3, ((void *)0))=0, t181={5:0}, t182={6:0}, t183={7:0}, t184={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L815] 4 z$w_buff1 = z$w_buff0 [L816] 4 z$w_buff0 = 1 [L817] 4 z$w_buff1_used = z$w_buff0_used [L818] 4 z$w_buff0_used = (_Bool)1 [L819] CALL 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 4 !(!expression) [L819] RET 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L820] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L821] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L822] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L823] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L824] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L825] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L828] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L829] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L830] 4 z$flush_delayed = weak$$choice2 [L831] 4 z$mem_tmp = z [L832] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L833] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L834] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L835] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L836] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L837] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L838] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L839] 4 __unbuffered_p3_EAX = z [L840] 4 z = z$flush_delayed ? z$mem_tmp : z [L841] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L844] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L757] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L769] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L772] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L784] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L787] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L790] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L791] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L792] 3 z$flush_delayed = weak$$choice2 [L793] 3 z$mem_tmp = z [L794] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L795] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L796] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L797] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L798] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L799] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L800] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L801] 3 __unbuffered_p2_EBX = z [L802] 3 z = z$flush_delayed ? z$mem_tmp : z [L803] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L847] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L848] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L849] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L850] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L851] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L762] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L808] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L854] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L878] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t181={5:0}, t182={6:0}, t183={7:0}, t184={3:0}, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L880] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L880] RET 0 assume_abort_if_not(main$tmp_guard0) [L882] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L883] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L884] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L885] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L886] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t181={5:0}, t182={6:0}, t183={7:0}, t184={3:0}, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L889] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 2 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t181={5:0}, t182={6:0}, t183={7:0}, t184={3:0}, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L891] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 874]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 872]: 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: 870]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 876]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 172 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.1s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 48.4s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 42.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 975 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 975 mSDsluCounter, 705 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 548 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1585 IncrementalHoareTripleChecker+Invalid, 1648 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 157 mSDtfsCounter, 1585 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 149 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1564occurred in iteration=9, InterpolantAutomatonStates: 122, 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, 4.5s InterpolantComputationTime, 1149 NumberOfCodeBlocks, 1149 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1032 ConstructedInterpolants, 0 QuantifiedInterpolants, 3602 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 20:01:39,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df183f51-92f7-48bf-863a-58c519368fd7/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