./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4fc83f7400faec1e297c0070148ef6e08fc24a46b81d9a9e52a0ee501a0da326 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:56:28,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:56:28,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:56:28,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:56:28,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:56:28,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:56:28,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:56:28,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:56:28,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:56:28,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:56:28,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:56:28,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:56:28,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:56:28,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:56:28,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:56:28,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:56:28,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:56:28,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:56:28,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:56:28,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:56:28,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:56:28,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:56:28,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:56:28,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:56:28,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:56:28,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:56:28,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:56:28,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:56:28,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:56:28,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:56:28,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:56:28,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:56:28,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:56:28,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:56:28,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:56:28,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:56:28,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:56:28,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:56:28,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:56:28,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:56:28,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:56:28,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:56:28,359 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:56:28,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:56:28,361 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:56:28,361 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:56:28,361 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:56:28,362 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:56:28,362 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:56:28,362 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:56:28,362 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:56:28,363 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:56:28,363 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:56:28,363 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:56:28,364 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:56:28,364 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:56:28,364 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:56:28,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:56:28,365 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:56:28,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:56:28,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:56:28,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:56:28,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:56:28,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:56:28,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:56:28,367 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:56:28,367 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:56:28,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:56:28,368 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:56:28,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:56:28,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:56:28,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:56:28,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:56:28,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:56:28,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:56:28,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:56:28,370 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:56:28,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:56:28,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:56:28,371 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:56:28,371 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:56:28,372 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fc83f7400faec1e297c0070148ef6e08fc24a46b81d9a9e52a0ee501a0da326 [2021-11-07 01:56:28,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:56:28,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:56:28,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:56:28,689 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:56:28,690 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:56:28,691 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i [2021-11-07 01:56:28,808 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/data/ffa3122d9/1e8c13ce96734dfc9b8458535df28470/FLAG6289f52d4 [2021-11-07 01:56:29,503 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:56:29,504 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i [2021-11-07 01:56:29,549 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/data/ffa3122d9/1e8c13ce96734dfc9b8458535df28470/FLAG6289f52d4 [2021-11-07 01:56:29,775 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/data/ffa3122d9/1e8c13ce96734dfc9b8458535df28470 [2021-11-07 01:56:29,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:56:29,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:56:29,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:56:29,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:56:29,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:56:29,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:56:29" (1/1) ... [2021-11-07 01:56:29,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@623f9ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:29, skipping insertion in model container [2021-11-07 01:56:29,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:56:29" (1/1) ... [2021-11-07 01:56:29,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:56:29,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:56:30,142 WARN L228 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_e35438bc-0acc-49a7-a59e-d470b028bb15/sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i[949,962] [2021-11-07 01:56:30,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:56:30,600 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:56:30,621 WARN L228 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_e35438bc-0acc-49a7-a59e-d470b028bb15/sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i[949,962] [2021-11-07 01:56:30,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:56:30,799 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:56:30,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:30 WrapperNode [2021-11-07 01:56:30,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:56:30,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:56:30,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:56:30,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:56:30,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:30" (1/1) ... [2021-11-07 01:56:30,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:30" (1/1) ... [2021-11-07 01:56:30,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:56:30,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:56:30,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:56:30,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:56:30,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:30" (1/1) ... [2021-11-07 01:56:30,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:30" (1/1) ... [2021-11-07 01:56:30,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:30" (1/1) ... [2021-11-07 01:56:30,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:30" (1/1) ... [2021-11-07 01:56:31,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:30" (1/1) ... [2021-11-07 01:56:31,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:30" (1/1) ... [2021-11-07 01:56:31,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:30" (1/1) ... [2021-11-07 01:56:31,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:56:31,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:56:31,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:56:31,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:56:31,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:30" (1/1) ... [2021-11-07 01:56:31,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:56:31,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:56:31,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:56:31,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:56:31,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 01:56:31,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-07 01:56:31,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:56:31,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:56:31,206 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-07 01:56:31,206 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-07 01:56:31,206 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-07 01:56:31,207 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-07 01:56:31,207 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-07 01:56:31,207 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-07 01:56:31,207 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-07 01:56:31,208 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-07 01:56:31,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 01:56:31,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-07 01:56:31,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:56:31,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:56:31,211 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-07 01:56:35,675 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:56:35,675 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-11-07 01:56:35,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:56:35 BoogieIcfgContainer [2021-11-07 01:56:35,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:56:35,683 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:56:35,683 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:56:35,686 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:56:35,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:56:29" (1/3) ... [2021-11-07 01:56:35,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@745d8884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:56:35, skipping insertion in model container [2021-11-07 01:56:35,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:30" (2/3) ... [2021-11-07 01:56:35,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@745d8884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:56:35, skipping insertion in model container [2021-11-07 01:56:35,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:56:35" (3/3) ... [2021-11-07 01:56:35,690 INFO L111 eAbstractionObserver]: Analyzing ICFG mix014_tso.oepc.i [2021-11-07 01:56:35,699 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-07 01:56:35,700 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:56:35,700 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:56:35,700 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-07 01:56:35,775 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,775 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,775 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,775 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,776 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,776 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,776 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,776 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,777 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,777 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,778 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,778 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,778 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,778 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,778 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,779 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,779 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,780 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,780 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,781 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,781 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,781 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,781 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,782 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,782 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,782 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,783 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,783 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,783 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,783 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,783 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,784 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,784 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,784 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,784 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,784 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,784 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,785 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,785 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,785 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,785 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,785 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,786 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,786 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,786 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,788 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,788 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,788 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,788 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,788 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,788 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,788 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,789 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,789 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,789 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,789 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,789 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,790 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,790 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,790 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,791 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,791 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,791 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,791 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,791 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,791 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,792 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,792 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,792 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,793 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,793 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,796 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,796 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,798 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,799 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,799 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,800 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,800 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,800 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,800 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,806 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,806 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,807 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,807 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,807 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,807 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,807 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,807 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,808 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,808 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,808 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,808 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,809 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,809 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,809 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,809 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,809 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,809 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,809 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,810 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,810 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,810 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,810 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,810 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,810 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,810 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,810 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,811 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,811 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,811 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,811 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,812 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,813 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,813 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,813 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,813 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,813 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,813 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,813 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,813 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,814 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,814 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,814 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,814 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,814 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,815 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,815 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,815 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,815 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,815 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,815 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,815 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,816 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,816 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,816 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,816 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,816 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,816 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,816 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,817 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,817 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,817 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,817 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,818 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,819 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,819 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,819 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,820 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,820 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,821 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,821 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,821 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,821 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,822 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,822 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,822 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,822 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,822 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,822 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,822 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,822 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,823 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,823 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,823 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,823 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,823 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,823 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,823 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,823 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,823 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,824 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,824 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,824 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,824 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,824 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,824 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,824 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,824 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,825 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,825 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,825 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,825 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,825 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,825 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,825 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,825 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,826 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,827 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,827 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,827 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,827 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,828 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,828 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,828 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,828 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,828 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,829 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,830 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,834 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,834 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,834 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,834 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,835 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,835 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,835 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,835 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,835 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,837 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,837 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,837 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,838 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,838 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,838 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,838 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,838 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,838 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,838 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,839 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,839 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,839 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,839 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,839 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,840 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,840 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,840 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,840 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,840 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,875 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,875 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,875 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,875 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,875 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,875 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,875 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,876 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,891 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,891 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,891 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,891 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,891 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,891 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,891 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,892 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,892 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,892 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,892 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,892 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,892 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,892 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,893 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,893 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,893 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,894 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,894 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,894 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,894 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,894 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,894 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,895 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,895 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,895 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,895 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,895 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,895 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,895 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,896 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,896 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,896 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,896 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,896 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,896 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,896 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,896 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,897 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,897 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,898 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,898 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,898 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,898 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,898 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,898 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,899 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,899 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,899 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,899 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,899 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,899 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,899 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,899 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,900 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,900 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,901 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,901 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,907 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,907 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,907 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,908 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,908 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,908 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,908 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,908 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,908 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,909 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,909 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,909 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,909 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,909 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,909 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,909 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,910 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,910 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,912 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,912 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,912 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,912 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,913 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,913 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,913 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,913 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,913 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,913 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,915 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,915 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,915 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,915 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,916 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,916 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,916 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,916 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,916 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,916 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,917 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,917 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,917 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,917 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,917 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,917 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,919 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,919 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,920 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,920 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,920 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,920 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,920 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,920 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,920 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,921 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,921 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,921 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,921 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,921 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,921 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,921 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,922 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,922 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,922 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,922 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,922 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,922 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,923 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,923 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,923 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,923 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,923 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,923 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,923 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,924 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,924 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,924 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,924 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,924 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,924 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,925 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,925 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,925 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,925 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,925 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,925 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,925 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,926 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,926 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,926 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,926 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,926 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,926 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,926 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,927 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,927 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,927 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,927 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,927 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,927 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,927 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,928 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,928 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 01:56:35,929 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-07 01:56:35,992 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:56:36,007 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:56:36,007 INFO L340 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2021-11-07 01:56:36,034 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-07 01:56:36,045 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 162 places, 151 transitions, 322 flow [2021-11-07 01:56:36,048 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 162 places, 151 transitions, 322 flow [2021-11-07 01:56:36,050 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 162 places, 151 transitions, 322 flow [2021-11-07 01:56:36,151 INFO L129 PetriNetUnfolder]: 2/147 cut-off events. [2021-11-07 01:56:36,151 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-07 01:56:36,158 INFO L84 FinitePrefix]: Finished finitePrefix Result has 160 conditions, 147 events. 2/147 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 79 event pairs, 0 based on Foata normal form. 0/142 useless extension candidates. Maximal degree in co-relation 89. Up to 2 conditions per place. [2021-11-07 01:56:36,165 INFO L116 LiptonReduction]: Number of co-enabled transitions 3344 [2021-11-07 01:56:47,461 INFO L131 LiptonReduction]: Checked pairs total: 10264 [2021-11-07 01:56:47,462 INFO L133 LiptonReduction]: Total number of compositions: 128 [2021-11-07 01:56:47,473 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50 places, 38 transitions, 96 flow [2021-11-07 01:56:47,968 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7462 states, 7455 states have (on average 4.236083165660631) internal successors, (31580), 7461 states have internal predecessors, (31580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:48,008 INFO L276 IsEmpty]: Start isEmpty. Operand has 7462 states, 7455 states have (on average 4.236083165660631) internal successors, (31580), 7461 states have internal predecessors, (31580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:48,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-07 01:56:48,023 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:48,024 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-11-07 01:56:48,024 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:48,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:48,035 INFO L85 PathProgramCache]: Analyzing trace with hash -2105926238, now seen corresponding path program 1 times [2021-11-07 01:56:48,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:48,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497565496] [2021-11-07 01:56:48,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:48,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:48,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:48,423 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:48,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497565496] [2021-11-07 01:56:48,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497565496] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:48,425 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:48,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-07 01:56:48,427 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235344691] [2021-11-07 01:56:48,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:56:48,432 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:48,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:56:48,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:56:48,476 INFO L87 Difference]: Start difference. First operand has 7462 states, 7455 states have (on average 4.236083165660631) internal successors, (31580), 7461 states have internal predecessors, (31580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:48,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:48,694 INFO L93 Difference]: Finished difference Result 6312 states and 25430 transitions. [2021-11-07 01:56:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:56:48,696 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2021-11-07 01:56:48,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:48,809 INFO L225 Difference]: With dead ends: 6312 [2021-11-07 01:56:48,810 INFO L226 Difference]: Without dead ends: 6192 [2021-11-07 01:56:48,811 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:56:48,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6192 states. [2021-11-07 01:56:49,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6192 to 6192. [2021-11-07 01:56:49,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6192 states, 6189 states have (on average 4.038455323961868) internal successors, (24994), 6191 states have internal predecessors, (24994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:49,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6192 states to 6192 states and 24994 transitions. [2021-11-07 01:56:49,449 INFO L78 Accepts]: Start accepts. Automaton has 6192 states and 24994 transitions. Word has length 5 [2021-11-07 01:56:49,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:49,449 INFO L470 AbstractCegarLoop]: Abstraction has 6192 states and 24994 transitions. [2021-11-07 01:56:49,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:49,450 INFO L276 IsEmpty]: Start isEmpty. Operand 6192 states and 24994 transitions. [2021-11-07 01:56:49,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-07 01:56:49,451 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:49,451 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:56:49,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 01:56:49,452 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:49,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:49,453 INFO L85 PathProgramCache]: Analyzing trace with hash -865394217, now seen corresponding path program 1 times [2021-11-07 01:56:49,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:49,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003758857] [2021-11-07 01:56:49,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:49,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:49,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:49,530 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:49,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003758857] [2021-11-07 01:56:49,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003758857] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:49,531 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:49,531 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-07 01:56:49,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471259731] [2021-11-07 01:56:49,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:56:49,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:49,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:56:49,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:56:49,534 INFO L87 Difference]: Start difference. First operand 6192 states and 24994 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:49,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:49,661 INFO L93 Difference]: Finished difference Result 5052 states and 20132 transitions. [2021-11-07 01:56:49,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:56:49,662 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-07 01:56:49,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:49,808 INFO L225 Difference]: With dead ends: 5052 [2021-11-07 01:56:49,809 INFO L226 Difference]: Without dead ends: 4872 [2021-11-07 01:56:49,835 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:56:49,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4872 states. [2021-11-07 01:56:50,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4872 to 4872. [2021-11-07 01:56:50,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4872 states, 4871 states have (on average 4.004927119687949) internal successors, (19508), 4871 states have internal predecessors, (19508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:50,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 4872 states and 19508 transitions. [2021-11-07 01:56:50,193 INFO L78 Accepts]: Start accepts. Automaton has 4872 states and 19508 transitions. Word has length 7 [2021-11-07 01:56:50,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:50,194 INFO L470 AbstractCegarLoop]: Abstraction has 4872 states and 19508 transitions. [2021-11-07 01:56:50,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:50,194 INFO L276 IsEmpty]: Start isEmpty. Operand 4872 states and 19508 transitions. [2021-11-07 01:56:50,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-07 01:56:50,206 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:50,207 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:56:50,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 01:56:50,208 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:50,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:50,208 INFO L85 PathProgramCache]: Analyzing trace with hash -894442127, now seen corresponding path program 1 times [2021-11-07 01:56:50,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:50,209 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97422609] [2021-11-07 01:56:50,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:50,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:50,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:50,497 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:50,498 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97422609] [2021-11-07 01:56:50,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97422609] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:50,498 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:50,498 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 01:56:50,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636416823] [2021-11-07 01:56:50,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:56:50,499 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:50,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:56:50,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:56:50,507 INFO L87 Difference]: Start difference. First operand 4872 states and 19508 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:50,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:50,646 INFO L93 Difference]: Finished difference Result 5172 states and 20088 transitions. [2021-11-07 01:56:50,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:56:50,647 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-07 01:56:50,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:50,712 INFO L225 Difference]: With dead ends: 5172 [2021-11-07 01:56:50,712 INFO L226 Difference]: Without dead ends: 4272 [2021-11-07 01:56:50,713 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:56:50,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4272 states. [2021-11-07 01:56:51,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4272 to 4272. [2021-11-07 01:56:51,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4272 states, 4271 states have (on average 3.94474361976118) internal successors, (16848), 4271 states have internal predecessors, (16848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:51,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 4272 states and 16848 transitions. [2021-11-07 01:56:51,059 INFO L78 Accepts]: Start accepts. Automaton has 4272 states and 16848 transitions. Word has length 12 [2021-11-07 01:56:51,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:51,059 INFO L470 AbstractCegarLoop]: Abstraction has 4272 states and 16848 transitions. [2021-11-07 01:56:51,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 4272 states and 16848 transitions. [2021-11-07 01:56:51,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-07 01:56:51,064 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:51,064 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:56:51,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 01:56:51,065 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:51,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:51,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1399785320, now seen corresponding path program 1 times [2021-11-07 01:56:51,066 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:51,066 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858081722] [2021-11-07 01:56:51,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:51,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:51,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:51,226 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:51,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858081722] [2021-11-07 01:56:51,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858081722] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:51,227 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:51,227 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 01:56:51,228 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246900460] [2021-11-07 01:56:51,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:56:51,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:51,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:56:51,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:56:51,229 INFO L87 Difference]: Start difference. First operand 4272 states and 16848 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:51,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:51,329 INFO L93 Difference]: Finished difference Result 4472 states and 17218 transitions. [2021-11-07 01:56:51,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:56:51,330 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-07 01:56:51,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:51,355 INFO L225 Difference]: With dead ends: 4472 [2021-11-07 01:56:51,355 INFO L226 Difference]: Without dead ends: 3872 [2021-11-07 01:56:51,356 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:56:51,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3872 states. [2021-11-07 01:56:51,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3872 to 3872. [2021-11-07 01:56:51,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3872 states, 3871 states have (on average 3.902867476104366) internal successors, (15108), 3871 states have internal predecessors, (15108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:51,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 3872 states and 15108 transitions. [2021-11-07 01:56:51,627 INFO L78 Accepts]: Start accepts. Automaton has 3872 states and 15108 transitions. Word has length 14 [2021-11-07 01:56:51,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:51,627 INFO L470 AbstractCegarLoop]: Abstraction has 3872 states and 15108 transitions. [2021-11-07 01:56:51,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:51,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3872 states and 15108 transitions. [2021-11-07 01:56:51,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-07 01:56:51,634 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:51,634 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:56:51,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-07 01:56:51,634 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:51,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:51,637 INFO L85 PathProgramCache]: Analyzing trace with hash 928409943, now seen corresponding path program 1 times [2021-11-07 01:56:51,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:51,637 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442987454] [2021-11-07 01:56:51,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:51,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:51,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:51,820 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:51,820 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442987454] [2021-11-07 01:56:51,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442987454] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:51,821 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:51,821 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 01:56:51,821 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710341190] [2021-11-07 01:56:51,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:56:51,822 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:51,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:56:51,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:56:51,823 INFO L87 Difference]: Start difference. First operand 3872 states and 15108 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:52,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:52,025 INFO L93 Difference]: Finished difference Result 3684 states and 13008 transitions. [2021-11-07 01:56:52,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:56:52,026 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-07 01:56:52,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:52,043 INFO L225 Difference]: With dead ends: 3684 [2021-11-07 01:56:52,044 INFO L226 Difference]: Without dead ends: 2784 [2021-11-07 01:56:52,044 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:56:52,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2784 states. [2021-11-07 01:56:52,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2784 to 2784. [2021-11-07 01:56:52,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2784 states, 2783 states have (on average 3.4739489759252606) internal successors, (9668), 2783 states have internal predecessors, (9668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:52,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 2784 states and 9668 transitions. [2021-11-07 01:56:52,168 INFO L78 Accepts]: Start accepts. Automaton has 2784 states and 9668 transitions. Word has length 16 [2021-11-07 01:56:52,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:52,169 INFO L470 AbstractCegarLoop]: Abstraction has 2784 states and 9668 transitions. [2021-11-07 01:56:52,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:52,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2784 states and 9668 transitions. [2021-11-07 01:56:52,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:56:52,177 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:52,177 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:56:52,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-07 01:56:52,178 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:52,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:52,179 INFO L85 PathProgramCache]: Analyzing trace with hash 2039814596, now seen corresponding path program 1 times [2021-11-07 01:56:52,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:52,179 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675372900] [2021-11-07 01:56:52,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:52,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:52,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:52,633 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:52,633 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675372900] [2021-11-07 01:56:52,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675372900] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:52,634 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:52,634 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 01:56:52,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366215004] [2021-11-07 01:56:52,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:56:52,635 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:52,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:56:52,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:56:52,636 INFO L87 Difference]: Start difference. First operand 2784 states and 9668 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:52,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:52,730 INFO L93 Difference]: Finished difference Result 2228 states and 7144 transitions. [2021-11-07 01:56:52,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:56:52,731 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 01:56:52,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:52,743 INFO L225 Difference]: With dead ends: 2228 [2021-11-07 01:56:52,744 INFO L226 Difference]: Without dead ends: 1728 [2021-11-07 01:56:52,744 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:56:52,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1728 states. [2021-11-07 01:56:52,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1728 to 1728. [2021-11-07 01:56:52,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1728 states, 1727 states have (on average 3.1522872032426172) internal successors, (5444), 1727 states have internal predecessors, (5444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:52,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1728 states and 5444 transitions. [2021-11-07 01:56:52,866 INFO L78 Accepts]: Start accepts. Automaton has 1728 states and 5444 transitions. Word has length 19 [2021-11-07 01:56:52,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:52,866 INFO L470 AbstractCegarLoop]: Abstraction has 1728 states and 5444 transitions. [2021-11-07 01:56:52,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:52,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 5444 transitions. [2021-11-07 01:56:52,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-07 01:56:52,877 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:52,902 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:56:52,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-07 01:56:52,903 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:52,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:52,909 INFO L85 PathProgramCache]: Analyzing trace with hash -211608117, now seen corresponding path program 1 times [2021-11-07 01:56:52,910 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:52,910 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520068106] [2021-11-07 01:56:52,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:52,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:53,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:53,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:53,253 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:53,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520068106] [2021-11-07 01:56:53,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520068106] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:53,254 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:53,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 01:56:53,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955650505] [2021-11-07 01:56:53,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:56:53,255 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:53,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:56:53,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:56:53,257 INFO L87 Difference]: Start difference. First operand 1728 states and 5444 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:53,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:53,330 INFO L93 Difference]: Finished difference Result 1480 states and 4661 transitions. [2021-11-07 01:56:53,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 01:56:53,331 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-07 01:56:53,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:53,338 INFO L225 Difference]: With dead ends: 1480 [2021-11-07 01:56:53,339 INFO L226 Difference]: Without dead ends: 1340 [2021-11-07 01:56:53,339 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:56:53,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1340 states. [2021-11-07 01:56:53,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1340 to 1340. [2021-11-07 01:56:53,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1340 states, 1339 states have (on average 3.196415235250187) internal successors, (4280), 1339 states have internal predecessors, (4280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:53,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1340 states and 4280 transitions. [2021-11-07 01:56:53,403 INFO L78 Accepts]: Start accepts. Automaton has 1340 states and 4280 transitions. Word has length 22 [2021-11-07 01:56:53,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:53,403 INFO L470 AbstractCegarLoop]: Abstraction has 1340 states and 4280 transitions. [2021-11-07 01:56:53,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:53,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 4280 transitions. [2021-11-07 01:56:53,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 01:56:53,410 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:53,411 INFO L513 BasicCegarLoop]: 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] [2021-11-07 01:56:53,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-07 01:56:53,411 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:53,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:53,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1044019156, now seen corresponding path program 1 times [2021-11-07 01:56:53,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:53,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081006800] [2021-11-07 01:56:53,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:53,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:53,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:53,776 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:53,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081006800] [2021-11-07 01:56:53,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081006800] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:53,777 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:53,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 01:56:53,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684770147] [2021-11-07 01:56:53,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:56:53,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:53,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:56:53,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:56:53,781 INFO L87 Difference]: Start difference. First operand 1340 states and 4280 transitions. Second operand has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:53,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:53,852 INFO L93 Difference]: Finished difference Result 1749 states and 5468 transitions. [2021-11-07 01:56:53,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:56:53,853 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 01:56:53,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:53,861 INFO L225 Difference]: With dead ends: 1749 [2021-11-07 01:56:53,861 INFO L226 Difference]: Without dead ends: 1346 [2021-11-07 01:56:53,862 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:56:53,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1346 states. [2021-11-07 01:56:53,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1346 to 1340. [2021-11-07 01:56:53,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1340 states, 1339 states have (on average 3.1053024645257654) internal successors, (4158), 1339 states have internal predecessors, (4158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1340 states and 4158 transitions. [2021-11-07 01:56:53,922 INFO L78 Accepts]: Start accepts. Automaton has 1340 states and 4158 transitions. Word has length 26 [2021-11-07 01:56:53,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:53,922 INFO L470 AbstractCegarLoop]: Abstraction has 1340 states and 4158 transitions. [2021-11-07 01:56:53,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:53,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 4158 transitions. [2021-11-07 01:56:53,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 01:56:53,929 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:53,930 INFO L513 BasicCegarLoop]: 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] [2021-11-07 01:56:53,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-07 01:56:53,930 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:53,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:53,931 INFO L85 PathProgramCache]: Analyzing trace with hash -159929414, now seen corresponding path program 1 times [2021-11-07 01:56:53,931 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:53,931 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966053960] [2021-11-07 01:56:53,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:53,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:54,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:54,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:54,187 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:54,187 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966053960] [2021-11-07 01:56:54,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966053960] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:54,188 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:54,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 01:56:54,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121461326] [2021-11-07 01:56:54,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:56:54,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:54,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:56:54,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:56:54,190 INFO L87 Difference]: Start difference. First operand 1340 states and 4158 transitions. Second operand has 6 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:54,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:54,433 INFO L93 Difference]: Finished difference Result 2316 states and 6930 transitions. [2021-11-07 01:56:54,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 01:56:54,434 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 01:56:54,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:54,444 INFO L225 Difference]: With dead ends: 2316 [2021-11-07 01:56:54,444 INFO L226 Difference]: Without dead ends: 1850 [2021-11-07 01:56:54,445 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:56:54,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1850 states. [2021-11-07 01:56:54,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1850 to 1343. [2021-11-07 01:56:54,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1343 states, 1342 states have (on average 3.007451564828614) internal successors, (4036), 1342 states have internal predecessors, (4036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:54,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1343 states and 4036 transitions. [2021-11-07 01:56:54,514 INFO L78 Accepts]: Start accepts. Automaton has 1343 states and 4036 transitions. Word has length 26 [2021-11-07 01:56:54,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:54,515 INFO L470 AbstractCegarLoop]: Abstraction has 1343 states and 4036 transitions. [2021-11-07 01:56:54,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:54,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 4036 transitions. [2021-11-07 01:56:54,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 01:56:54,521 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:54,521 INFO L513 BasicCegarLoop]: 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] [2021-11-07 01:56:54,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-07 01:56:54,522 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:54,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:54,522 INFO L85 PathProgramCache]: Analyzing trace with hash 868739408, now seen corresponding path program 2 times [2021-11-07 01:56:54,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:54,523 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909751533] [2021-11-07 01:56:54,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:54,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:54,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:54,949 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:54,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909751533] [2021-11-07 01:56:54,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909751533] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:54,950 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:54,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-07 01:56:54,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029575750] [2021-11-07 01:56:54,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:56:54,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:54,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:56:54,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:56:54,952 INFO L87 Difference]: Start difference. First operand 1343 states and 4036 transitions. Second operand has 8 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:55,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:55,223 INFO L93 Difference]: Finished difference Result 1442 states and 4252 transitions. [2021-11-07 01:56:55,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:56:55,224 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 01:56:55,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:55,230 INFO L225 Difference]: With dead ends: 1442 [2021-11-07 01:56:55,231 INFO L226 Difference]: Without dead ends: 1355 [2021-11-07 01:56:55,231 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2021-11-07 01:56:55,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1355 states. [2021-11-07 01:56:55,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1355 to 1220. [2021-11-07 01:56:55,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1220 states, 1219 states have (on average 3.0032813781788352) internal successors, (3661), 1219 states have internal predecessors, (3661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:55,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 1220 states and 3661 transitions. [2021-11-07 01:56:55,282 INFO L78 Accepts]: Start accepts. Automaton has 1220 states and 3661 transitions. Word has length 26 [2021-11-07 01:56:55,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:55,283 INFO L470 AbstractCegarLoop]: Abstraction has 1220 states and 3661 transitions. [2021-11-07 01:56:55,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:55,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 3661 transitions. [2021-11-07 01:56:55,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 01:56:55,290 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:55,290 INFO L513 BasicCegarLoop]: 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] [2021-11-07 01:56:55,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-07 01:56:55,291 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:55,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:55,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1678442886, now seen corresponding path program 3 times [2021-11-07 01:56:55,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:55,292 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602496768] [2021-11-07 01:56:55,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:55,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:55,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:55,625 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:55,625 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602496768] [2021-11-07 01:56:55,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602496768] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:55,628 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:55,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-07 01:56:55,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745294856] [2021-11-07 01:56:55,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 01:56:55,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:55,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 01:56:55,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:56:55,630 INFO L87 Difference]: Start difference. First operand 1220 states and 3661 transitions. Second operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:55,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:55,700 INFO L93 Difference]: Finished difference Result 1175 states and 3570 transitions. [2021-11-07 01:56:55,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:56:55,701 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 01:56:55,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:55,703 INFO L225 Difference]: With dead ends: 1175 [2021-11-07 01:56:55,703 INFO L226 Difference]: Without dead ends: 500 [2021-11-07 01:56:55,704 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:56:55,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2021-11-07 01:56:55,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 500. [2021-11-07 01:56:55,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 499 states have (on average 2.841683366733467) internal successors, (1418), 499 states have internal predecessors, (1418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:55,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 1418 transitions. [2021-11-07 01:56:55,723 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 1418 transitions. Word has length 26 [2021-11-07 01:56:55,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:55,723 INFO L470 AbstractCegarLoop]: Abstraction has 500 states and 1418 transitions. [2021-11-07 01:56:55,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:55,724 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1418 transitions. [2021-11-07 01:56:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-07 01:56:55,728 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:55,728 INFO L513 BasicCegarLoop]: 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] [2021-11-07 01:56:55,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-07 01:56:55,729 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:55,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:55,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1094271025, now seen corresponding path program 1 times [2021-11-07 01:56:55,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:55,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612803328] [2021-11-07 01:56:55,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:55,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:56,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:56,064 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:56,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612803328] [2021-11-07 01:56:56,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612803328] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:56,065 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:56,065 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 01:56:56,066 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497983856] [2021-11-07 01:56:56,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 01:56:56,066 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:56,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 01:56:56,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:56:56,068 INFO L87 Difference]: Start difference. First operand 500 states and 1418 transitions. Second operand has 7 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:56,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:56,240 INFO L93 Difference]: Finished difference Result 701 states and 1982 transitions. [2021-11-07 01:56:56,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:56:56,241 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-07 01:56:56,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:56,244 INFO L225 Difference]: With dead ends: 701 [2021-11-07 01:56:56,244 INFO L226 Difference]: Without dead ends: 658 [2021-11-07 01:56:56,244 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:56:56,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2021-11-07 01:56:56,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 484. [2021-11-07 01:56:56,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 484 states, 483 states have (on average 2.803312629399586) internal successors, (1354), 483 states have internal predecessors, (1354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 1354 transitions. [2021-11-07 01:56:56,279 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 1354 transitions. Word has length 30 [2021-11-07 01:56:56,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:56,280 INFO L470 AbstractCegarLoop]: Abstraction has 484 states and 1354 transitions. [2021-11-07 01:56:56,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:56,280 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1354 transitions. [2021-11-07 01:56:56,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-07 01:56:56,284 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:56,284 INFO L513 BasicCegarLoop]: 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] [2021-11-07 01:56:56,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-07 01:56:56,285 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:56,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:56,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1957079899, now seen corresponding path program 2 times [2021-11-07 01:56:56,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:56,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008899896] [2021-11-07 01:56:56,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:56,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:56,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:56,969 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:56,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008899896] [2021-11-07 01:56:56,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008899896] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:56,970 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:56,970 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-07 01:56:56,970 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071051184] [2021-11-07 01:56:56,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:56:56,972 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:56,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:56:56,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:56:56,973 INFO L87 Difference]: Start difference. First operand 484 states and 1354 transitions. Second operand has 10 states, 9 states have (on average 3.3333333333333335) internal successors, (30), 9 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:57,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:57,325 INFO L93 Difference]: Finished difference Result 676 states and 1897 transitions. [2021-11-07 01:56:57,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:56:57,326 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.3333333333333335) internal successors, (30), 9 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-07 01:56:57,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:57,330 INFO L225 Difference]: With dead ends: 676 [2021-11-07 01:56:57,330 INFO L226 Difference]: Without dead ends: 609 [2021-11-07 01:56:57,330 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2021-11-07 01:56:57,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2021-11-07 01:56:57,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 456. [2021-11-07 01:56:57,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 455 states have (on average 2.791208791208791) internal successors, (1270), 455 states have internal predecessors, (1270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:57,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 1270 transitions. [2021-11-07 01:56:57,356 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 1270 transitions. Word has length 30 [2021-11-07 01:56:57,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:57,357 INFO L470 AbstractCegarLoop]: Abstraction has 456 states and 1270 transitions. [2021-11-07 01:56:57,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.3333333333333335) internal successors, (30), 9 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:57,357 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1270 transitions. [2021-11-07 01:56:57,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-07 01:56:57,359 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:57,360 INFO L513 BasicCegarLoop]: 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] [2021-11-07 01:56:57,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-07 01:56:57,361 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:57,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:57,361 INFO L85 PathProgramCache]: Analyzing trace with hash -501433337, now seen corresponding path program 3 times [2021-11-07 01:56:57,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:57,362 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640408926] [2021-11-07 01:56:57,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:57,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:57,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:57,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:57,775 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:57,775 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640408926] [2021-11-07 01:56:57,776 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640408926] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:57,776 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:57,776 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-07 01:56:57,776 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827731762] [2021-11-07 01:56:57,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:56:57,777 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:57,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:56:57,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:56:57,778 INFO L87 Difference]: Start difference. First operand 456 states and 1270 transitions. Second operand has 8 states, 7 states have (on average 4.285714285714286) internal successors, (30), 7 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:57,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:57,964 INFO L93 Difference]: Finished difference Result 657 states and 1834 transitions. [2021-11-07 01:56:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:56:57,965 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 4.285714285714286) internal successors, (30), 7 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-07 01:56:57,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:57,969 INFO L225 Difference]: With dead ends: 657 [2021-11-07 01:56:57,969 INFO L226 Difference]: Without dead ends: 570 [2021-11-07 01:56:57,969 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:56:57,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2021-11-07 01:56:57,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 432. [2021-11-07 01:56:57,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 431 states have (on average 2.74245939675174) internal successors, (1182), 431 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:57,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 1182 transitions. [2021-11-07 01:56:57,994 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 1182 transitions. Word has length 30 [2021-11-07 01:56:57,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:57,994 INFO L470 AbstractCegarLoop]: Abstraction has 432 states and 1182 transitions. [2021-11-07 01:56:57,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 4.285714285714286) internal successors, (30), 7 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:57,995 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1182 transitions. [2021-11-07 01:56:57,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-07 01:56:57,997 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:57,997 INFO L513 BasicCegarLoop]: 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] [2021-11-07 01:56:57,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-07 01:56:57,998 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:57,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:57,998 INFO L85 PathProgramCache]: Analyzing trace with hash -270793551, now seen corresponding path program 4 times [2021-11-07 01:56:57,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:57,999 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350268789] [2021-11-07 01:56:57,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:57,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:56:58,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:56:58,570 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:56:58,570 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350268789] [2021-11-07 01:56:58,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350268789] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:56:58,570 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:56:58,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-07 01:56:58,571 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338746625] [2021-11-07 01:56:58,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 01:56:58,573 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:56:58,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 01:56:58,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-07 01:56:58,574 INFO L87 Difference]: Start difference. First operand 432 states and 1182 transitions. Second operand has 11 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:59,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:56:59,039 INFO L93 Difference]: Finished difference Result 770 states and 2126 transitions. [2021-11-07 01:56:59,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:56:59,039 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-07 01:56:59,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:56:59,042 INFO L225 Difference]: With dead ends: 770 [2021-11-07 01:56:59,042 INFO L226 Difference]: Without dead ends: 631 [2021-11-07 01:56:59,042 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2021-11-07 01:56:59,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2021-11-07 01:56:59,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 386. [2021-11-07 01:56:59,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 385 states have (on average 2.7584415584415583) internal successors, (1062), 385 states have internal predecessors, (1062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:59,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 1062 transitions. [2021-11-07 01:56:59,054 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 1062 transitions. Word has length 30 [2021-11-07 01:56:59,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:56:59,055 INFO L470 AbstractCegarLoop]: Abstraction has 386 states and 1062 transitions. [2021-11-07 01:56:59,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:56:59,055 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1062 transitions. [2021-11-07 01:56:59,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-07 01:56:59,057 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:56:59,057 INFO L513 BasicCegarLoop]: 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] [2021-11-07 01:56:59,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-07 01:56:59,057 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 01:56:59,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:56:59,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1794107757, now seen corresponding path program 5 times [2021-11-07 01:56:59,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:56:59,058 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347577874] [2021-11-07 01:56:59,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:56:59,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:56:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 01:56:59,192 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 01:56:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 01:56:59,399 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-07 01:56:59,400 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-07 01:56:59,401 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:56:59,403 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:56:59,403 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:56:59,403 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-11-07 01:56:59,404 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-11-07 01:56:59,404 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-11-07 01:56:59,404 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION [2021-11-07 01:56:59,404 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:56:59,404 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:56:59,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-07 01:56:59,407 INFO L731 BasicCegarLoop]: Path program histogram: [5, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:56:59,413 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-07 01:56:59,413 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:56:59,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:56:59 BasicIcfg [2021-11-07 01:56:59,606 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:56:59,607 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:56:59,607 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:56:59,607 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:56:59,608 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:56:35" (3/4) ... [2021-11-07 01:56:59,609 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-07 01:56:59,837 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:56:59,837 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:56:59,839 INFO L168 Benchmark]: Toolchain (without parser) took 30054.43 ms. Allocated memory was 130.0 MB in the beginning and 1.1 GB in the end (delta: 952.1 MB). Free memory was 95.5 MB in the beginning and 761.0 MB in the end (delta: -665.4 MB). Peak memory consumption was 287.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:56:59,839 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory is still 39.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:56:59,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1011.32 ms. Allocated memory is still 130.0 MB. Free memory was 95.5 MB in the beginning and 88.5 MB in the end (delta: 7.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:56:59,840 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.06 ms. Allocated memory is still 130.0 MB. Free memory was 88.5 MB in the beginning and 84.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:56:59,841 INFO L168 Benchmark]: Boogie Preprocessor took 129.96 ms. Allocated memory is still 130.0 MB. Free memory was 84.3 MB in the beginning and 80.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:56:59,841 INFO L168 Benchmark]: RCFGBuilder took 4591.86 ms. Allocated memory was 130.0 MB in the beginning and 180.4 MB in the end (delta: 50.3 MB). Free memory was 80.6 MB in the beginning and 84.7 MB in the end (delta: -4.1 MB). Peak memory consumption was 61.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:56:59,842 INFO L168 Benchmark]: TraceAbstraction took 23923.66 ms. Allocated memory was 180.4 MB in the beginning and 1.1 GB in the end (delta: 901.8 MB). Free memory was 83.6 MB in the beginning and 810.2 MB in the end (delta: -726.6 MB). Peak memory consumption was 174.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:56:59,842 INFO L168 Benchmark]: Witness Printer took 230.29 ms. Allocated memory is still 1.1 GB. Free memory was 810.2 MB in the beginning and 761.0 MB in the end (delta: 49.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:56:59,844 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory is still 39.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1011.32 ms. Allocated memory is still 130.0 MB. Free memory was 95.5 MB in the beginning and 88.5 MB in the end (delta: 7.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 154.06 ms. Allocated memory is still 130.0 MB. Free memory was 88.5 MB in the beginning and 84.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 129.96 ms. Allocated memory is still 130.0 MB. Free memory was 84.3 MB in the beginning and 80.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4591.86 ms. Allocated memory was 130.0 MB in the beginning and 180.4 MB in the end (delta: 50.3 MB). Free memory was 80.6 MB in the beginning and 84.7 MB in the end (delta: -4.1 MB). Peak memory consumption was 61.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 23923.66 ms. Allocated memory was 180.4 MB in the beginning and 1.1 GB in the end (delta: 901.8 MB). Free memory was 83.6 MB in the beginning and 810.2 MB in the end (delta: -726.6 MB). Peak memory consumption was 174.1 MB. Max. memory is 16.1 GB. * Witness Printer took 230.29 ms. Allocated memory is still 1.1 GB. Free memory was 810.2 MB in the beginning and 761.0 MB in the end (delta: 49.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 11.4s, 162 PlacesBefore, 50 PlacesAfterwards, 151 TransitionsBefore, 38 TransitionsAfterwards, 3344 CoEnabledTransitionPairs, 7 FixpointIterations, 62 TrivialSequentialCompositions, 56 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 1 ChoiceCompositions, 128 TotalNumberOfCompositions, 10264 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4199, positive: 3951, positive conditional: 0, positive unconditional: 3951, negative: 248, negative conditional: 0, negative unconditional: 248, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2200, positive: 2144, positive conditional: 0, positive unconditional: 2144, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2200, positive: 2109, positive conditional: 0, positive unconditional: 2109, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1256, positive: 88, positive conditional: 0, positive unconditional: 88, negative: 1169, negative conditional: 0, negative unconditional: 1169, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4199, positive: 1807, positive conditional: 0, positive unconditional: 1807, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 2200, unknown conditional: 0, unknown unconditional: 2200] , Statistics on independence cache: Total cache size (in pairs): 223, Positive cache size: 186, Positive conditional cache size: 0, Positive unconditional cache size: 186, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p1_EAX = 0; [L714] 0 int __unbuffered_p1_EBX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L718] 0 int __unbuffered_p3_EAX = 0; [L720] 0 int __unbuffered_p3_EBX = 0; [L722] 0 int a = 0; [L723] 0 _Bool main$tmp_guard0; [L724] 0 _Bool main$tmp_guard1; [L726] 0 int x = 0; [L727] 0 _Bool x$flush_delayed; [L728] 0 int x$mem_tmp; [L729] 0 _Bool x$r_buff0_thd0; [L730] 0 _Bool x$r_buff0_thd1; [L731] 0 _Bool x$r_buff0_thd2; [L732] 0 _Bool x$r_buff0_thd3; [L733] 0 _Bool x$r_buff0_thd4; [L734] 0 _Bool x$r_buff1_thd0; [L735] 0 _Bool x$r_buff1_thd1; [L736] 0 _Bool x$r_buff1_thd2; [L737] 0 _Bool x$r_buff1_thd3; [L738] 0 _Bool x$r_buff1_thd4; [L739] 0 _Bool x$read_delayed; [L740] 0 int *x$read_delayed_var; [L741] 0 int x$w_buff0; [L742] 0 _Bool x$w_buff0_used; [L743] 0 int x$w_buff1; [L744] 0 _Bool x$w_buff1_used; [L746] 0 int y = 0; [L747] 0 _Bool y$flush_delayed; [L748] 0 int y$mem_tmp; [L749] 0 _Bool y$r_buff0_thd0; [L750] 0 _Bool y$r_buff0_thd1; [L751] 0 _Bool y$r_buff0_thd2; [L752] 0 _Bool y$r_buff0_thd3; [L753] 0 _Bool y$r_buff0_thd4; [L754] 0 _Bool y$r_buff1_thd0; [L755] 0 _Bool y$r_buff1_thd1; [L756] 0 _Bool y$r_buff1_thd2; [L757] 0 _Bool y$r_buff1_thd3; [L758] 0 _Bool y$r_buff1_thd4; [L759] 0 _Bool y$read_delayed; [L760] 0 int *y$read_delayed_var; [L761] 0 int y$w_buff0; [L762] 0 _Bool y$w_buff0_used; [L763] 0 int y$w_buff1; [L764] 0 _Bool y$w_buff1_used; [L766] 0 int z = 0; [L767] 0 _Bool weak$$choice0; [L768] 0 _Bool weak$$choice2; [L922] 0 pthread_t t377; [L923] FCALL, FORK 0 pthread_create(&t377, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L924] 0 pthread_t t378; [L925] FCALL, FORK 0 pthread_create(&t378, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L926] 0 pthread_t t379; [L927] FCALL, FORK 0 pthread_create(&t379, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L928] 0 pthread_t t380; [L851] 3 y$w_buff1 = y$w_buff0 [L852] 3 y$w_buff0 = 1 [L853] 3 y$w_buff1_used = y$w_buff0_used [L854] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L856] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L857] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L858] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L859] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L860] 3 y$r_buff1_thd4 = y$r_buff0_thd4 [L861] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L864] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L929] FCALL, FORK 0 pthread_create(&t380, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=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, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L886] 4 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=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, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L792] 2 x$w_buff1 = x$w_buff0 [L793] 2 x$w_buff0 = 2 [L794] 2 x$w_buff1_used = x$w_buff0_used [L795] 2 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L797] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L798] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L799] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L800] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L801] 2 x$r_buff1_thd4 = x$r_buff0_thd4 [L802] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L805] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L806] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L807] 2 x$flush_delayed = weak$$choice2 [L808] 2 x$mem_tmp = x [L809] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L809] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1 [L809] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L809] 2 x = !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L810] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L810] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L811] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L811] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L812] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L812] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L813] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L813] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L814] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L814] 2 x$r_buff0_thd2 = weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L815] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L815] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L816] 2 __unbuffered_p1_EAX = x [L817] EXPR 2 x$flush_delayed ? x$mem_tmp : x [L817] 2 x = x$flush_delayed ? x$mem_tmp : x [L818] 2 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L821] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L822] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L823] 2 y$flush_delayed = weak$$choice2 [L824] 2 y$mem_tmp = y [L825] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L825] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L826] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L826] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0) [L826] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L826] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L827] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L827] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1) [L827] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L827] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L828] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L828] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used) [L828] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L828] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L829] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L829] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L829] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L829] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L830] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L830] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2) [L830] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L830] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L831] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L831] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L831] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L831] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L832] 2 __unbuffered_p1_EBX = y [L833] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L833] 2 y = y$flush_delayed ? y$mem_tmp : y [L834] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=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, weak$$choice0=51, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L867] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L867] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L867] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L867] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L868] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L868] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L869] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L869] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L870] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L870] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L871] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L871] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L872] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L872] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L873] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L873] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L874] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L874] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L875] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L875] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L876] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L876] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L879] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L881] 3 return 0; [L889] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L892] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L772] 1 a = 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L895] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L895] EXPR 4 x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x [L895] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L895] 4 x = x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L896] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L896] 4 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L897] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L897] 4 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L898] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L898] 4 x$r_buff0_thd4 = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L899] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L899] 4 x$r_buff1_thd4 = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L900] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L900] EXPR 4 y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y [L900] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L900] 4 y = y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L901] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L901] 4 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L902] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L902] 4 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L903] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L903] 4 y$r_buff0_thd4 = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L904] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 [L904] 4 y$r_buff1_thd4 = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 [L907] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L909] 4 return 0; [L775] 1 x = 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L837] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L837] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L838] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L838] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L839] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L839] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L840] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L840] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L841] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L841] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L778] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L778] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L778] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L778] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L779] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L779] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L780] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L780] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L781] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L781] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L782] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L782] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L785] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L787] 1 return 0; [L844] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L846] 2 return 0; [L931] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L935] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L935] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L935] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L935] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L936] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L936] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L937] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L937] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L938] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L938] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L939] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L939] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L940] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L940] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L940] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L940] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L941] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L941] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L942] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L942] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L943] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L943] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L944] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L944] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L947] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L948] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L949] 0 x$flush_delayed = weak$$choice2 [L950] 0 x$mem_tmp = x [L951] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L951] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L952] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L952] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L953] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L953] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L954] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L954] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L955] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L955] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L956] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L956] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L957] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L957] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L958] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 2 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L959] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L959] 0 x = x$flush_delayed ? x$mem_tmp : x [L960] 0 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 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: 925]: 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: 927]: 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: 929]: 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: 923]: 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, 190 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 23.4s, OverallIterations: 16, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.1s, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 11.9s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 658 SDtfs, 1012 SDslu, 1555 SDs, 0 SdLazy, 560 SolverSat, 179 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7462occurred in iteration=0, InterpolantAutomatonStates: 89, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 15 MinimizatonAttempts, 1358 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 304 ConstructedInterpolants, 0 QuantifiedInterpolants, 2735 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-07 01:56:59,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35438bc-0acc-49a7-a59e-d470b028bb15/bin/utaipan-UUZaoUuFF8/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