./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V --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 e9fa0a1b11704376245a2fedbc5c4fb7e02255cba008bc8067c3e06529a17976 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:04:21,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:04:21,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:04:21,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:04:21,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:04:21,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:04:21,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:04:21,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:04:21,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:04:21,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:04:21,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:04:21,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:04:21,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:04:21,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:04:21,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:04:21,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:04:21,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:04:21,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:04:21,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:04:21,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:04:21,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:04:21,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:04:21,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:04:21,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:04:21,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:04:21,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:04:21,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:04:21,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:04:21,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:04:21,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:04:21,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:04:21,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:04:21,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:04:21,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:04:21,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:04:21,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:04:21,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:04:21,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:04:21,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:04:21,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:04:21,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:04:21,365 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 02:04:21,407 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:04:21,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:04:21,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:04:21,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:04:21,419 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:04:21,420 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:04:21,420 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:04:21,420 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:04:21,420 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:04:21,421 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:04:21,422 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:04:21,422 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:04:21,422 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:04:21,423 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:04:21,423 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:04:21,423 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:04:21,423 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:04:21,423 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:04:21,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:04:21,425 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:04:21,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:04:21,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:04:21,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:04:21,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:04:21,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:04:21,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:04:21,428 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:04:21,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:04:21,429 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:04:21,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:04:21,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:04:21,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:04:21,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:04:21,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:04:21,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:04:21,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:04:21,431 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:04:21,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:04:21,431 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:04:21,431 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:04:21,432 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:04:21,432 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_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9fa0a1b11704376245a2fedbc5c4fb7e02255cba008bc8067c3e06529a17976 [2021-11-23 02:04:21,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:04:21,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:04:21,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:04:21,719 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:04:21,720 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:04:21,722 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/pthread-wmm/safe019_power.oepc.i [2021-11-23 02:04:21,794 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/data/be14f402e/6e158cd357564553a502dc495e8e2c8d/FLAGabf1efd3c [2021-11-23 02:04:22,347 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:04:22,348 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/sv-benchmarks/c/pthread-wmm/safe019_power.oepc.i [2021-11-23 02:04:22,365 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/data/be14f402e/6e158cd357564553a502dc495e8e2c8d/FLAGabf1efd3c [2021-11-23 02:04:22,644 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/data/be14f402e/6e158cd357564553a502dc495e8e2c8d [2021-11-23 02:04:22,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:04:22,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:04:22,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:04:22,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:04:22,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:04:22,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:04:22" (1/1) ... [2021-11-23 02:04:22,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6657bd84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:22, skipping insertion in model container [2021-11-23 02:04:22,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:04:22" (1/1) ... [2021-11-23 02:04:22,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:04:22,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:04:22,983 WARN L230 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_7fd428e0-c400-43f9-8cf6-470bfa5df33b/sv-benchmarks/c/pthread-wmm/safe019_power.oepc.i[995,1008] [2021-11-23 02:04:23,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:04:23,243 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:04:23,256 WARN L230 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_7fd428e0-c400-43f9-8cf6-470bfa5df33b/sv-benchmarks/c/pthread-wmm/safe019_power.oepc.i[995,1008] [2021-11-23 02:04:23,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:04:23,348 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:04:23,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:23 WrapperNode [2021-11-23 02:04:23,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:04:23,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:04:23,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:04:23,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:04:23,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:23" (1/1) ... [2021-11-23 02:04:23,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:23" (1/1) ... [2021-11-23 02:04:23,417 INFO L137 Inliner]: procedures = 177, calls = 87, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 274 [2021-11-23 02:04:23,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:04:23,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:04:23,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:04:23,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:04:23,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:23" (1/1) ... [2021-11-23 02:04:23,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:23" (1/1) ... [2021-11-23 02:04:23,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:23" (1/1) ... [2021-11-23 02:04:23,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:23" (1/1) ... [2021-11-23 02:04:23,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:23" (1/1) ... [2021-11-23 02:04:23,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:23" (1/1) ... [2021-11-23 02:04:23,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:23" (1/1) ... [2021-11-23 02:04:23,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:04:23,505 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:04:23,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:04:23,506 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:04:23,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:23" (1/1) ... [2021-11-23 02:04:23,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:04:23,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:04:23,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:04:23,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:04:23,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:04:23,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:04:23,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 02:04:23,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:04:23,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:04:23,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:04:23,592 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 02:04:23,592 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 02:04:23,592 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 02:04:23,592 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 02:04:23,592 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 02:04:23,592 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 02:04:23,593 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 02:04:23,593 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 02:04:23,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:04:23,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 02:04:23,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:04:23,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:04:23,595 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 02:04:23,826 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:04:23,827 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:04:24,699 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:04:25,329 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:04:25,330 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 02:04:25,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:04:25 BoogieIcfgContainer [2021-11-23 02:04:25,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:04:25,337 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:04:25,337 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:04:25,340 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:04:25,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:04:22" (1/3) ... [2021-11-23 02:04:25,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f25a004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:04:25, skipping insertion in model container [2021-11-23 02:04:25,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:23" (2/3) ... [2021-11-23 02:04:25,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f25a004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:04:25, skipping insertion in model container [2021-11-23 02:04:25,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:04:25" (3/3) ... [2021-11-23 02:04:25,343 INFO L111 eAbstractionObserver]: Analyzing ICFG safe019_power.oepc.i [2021-11-23 02:04:25,349 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 02:04:25,349 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:04:25,349 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:04:25,350 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 02:04:25,399 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,399 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,400 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,400 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,400 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,400 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,400 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,401 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,401 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,401 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,401 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,402 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,402 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,402 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,402 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,402 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,403 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,403 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,403 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,403 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,403 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,403 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,404 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,404 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,404 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,404 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,404 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,405 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,405 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,405 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,405 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,405 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,406 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,406 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,406 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,406 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,406 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,406 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,407 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,407 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,407 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,407 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,407 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,407 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,408 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,408 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,408 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,408 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,408 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,409 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,409 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,409 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,409 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,409 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,410 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,410 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,410 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,410 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,410 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,410 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,411 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,411 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,411 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,411 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,411 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,412 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,412 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,412 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,412 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,412 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,412 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,413 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,413 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,413 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,413 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,413 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,414 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,414 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,414 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,414 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,414 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,415 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,415 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,415 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,415 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,415 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,416 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,416 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,416 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,416 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,416 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,416 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,417 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,417 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,417 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,417 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,421 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,421 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,421 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,421 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,421 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,422 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,422 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,422 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,422 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,422 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,422 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,423 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,423 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,423 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,423 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,423 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,423 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,424 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,424 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,424 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,424 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,424 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,425 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,425 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,425 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,425 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,425 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,425 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,426 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,426 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,426 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,426 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,426 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,426 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,427 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,427 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,427 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,427 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,427 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,427 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,428 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,428 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,428 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,428 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,428 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,428 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,429 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,429 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,429 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,429 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,429 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,430 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,430 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,430 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,430 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,430 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,430 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,431 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,431 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,431 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,431 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,431 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,431 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,432 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,432 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,432 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,432 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,432 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,433 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,433 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,433 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,433 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,433 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,433 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,434 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,434 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,434 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,434 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,434 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,434 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,435 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,435 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,435 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,435 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,435 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,435 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,436 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,436 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,443 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,443 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,444 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,444 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,444 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,444 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,445 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,445 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,445 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,445 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,445 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,445 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,447 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,447 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,447 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,447 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,447 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,448 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,448 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,448 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,448 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,449 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,449 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,449 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,449 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,449 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,449 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,450 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,450 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,480 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,480 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,480 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,481 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,481 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,481 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,481 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,481 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,481 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,490 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,490 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,491 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,491 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,491 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,491 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,491 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,491 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,492 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,492 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,492 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,492 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,492 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,492 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,493 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,493 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,493 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,493 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,493 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,493 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,493 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,499 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,499 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,500 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,500 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,500 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,500 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,500 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,500 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,500 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,501 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,501 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,501 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,501 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,505 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,505 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,505 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,506 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,507 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,507 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,507 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,508 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,509 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,509 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,509 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,509 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,509 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,510 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,510 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,510 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,510 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,510 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,510 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,510 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,511 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,511 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,511 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,511 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,511 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,511 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,512 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,512 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,512 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,512 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,512 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,512 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,512 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,513 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,513 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,513 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,513 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,513 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,513 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,514 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,514 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,514 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,514 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,514 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,514 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,514 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,515 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,515 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,515 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,515 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,515 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,515 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,515 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,516 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,516 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,516 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,516 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,516 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,516 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,517 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,517 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,518 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,518 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,518 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,518 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,518 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,518 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,519 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,519 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,519 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,519 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,519 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 02:04:25,520 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-23 02:04:25,565 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:04:25,577 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 [2021-11-23 02:04:25,578 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-23 02:04:25,597 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-23 02:04:25,613 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 161 places, 150 transitions, 320 flow [2021-11-23 02:04:25,620 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 161 places, 150 transitions, 320 flow [2021-11-23 02:04:25,622 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 161 places, 150 transitions, 320 flow [2021-11-23 02:04:25,691 INFO L129 PetriNetUnfolder]: 2/146 cut-off events. [2021-11-23 02:04:25,691 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-23 02:04:25,696 INFO L84 FinitePrefix]: Finished finitePrefix Result has 159 conditions, 146 events. 2/146 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 56 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 86. Up to 2 conditions per place. [2021-11-23 02:04:25,701 INFO L116 LiptonReduction]: Number of co-enabled transitions 2600 [2021-11-23 02:05:04,279 INFO L131 LiptonReduction]: Checked pairs total: 5891 [2021-11-23 02:05:04,280 INFO L133 LiptonReduction]: Total number of compositions: 134 [2021-11-23 02:05:04,287 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 41 places, 28 transitions, 76 flow [2021-11-23 02:05:04,368 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1114 states, 1113 states have (on average 3.619047619047619) internal successors, (4028), 1113 states have internal predecessors, (4028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:04,374 INFO L276 IsEmpty]: Start isEmpty. Operand has 1114 states, 1113 states have (on average 3.619047619047619) internal successors, (4028), 1113 states have internal predecessors, (4028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:04,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 02:05:04,385 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:04,386 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:04,386 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-23 02:05:04,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:04,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1626833995, now seen corresponding path program 1 times [2021-11-23 02:05:04,400 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:05:04,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65168123] [2021-11-23 02:05:04,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:04,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:05:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:04,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:05:04,922 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:05:04,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65168123] [2021-11-23 02:05:04,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65168123] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:05:04,924 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:05:04,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:05:04,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063708848] [2021-11-23 02:05:04,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:05:04,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:05:04,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:05:04,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:05:04,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:05:04,957 INFO L87 Difference]: Start difference. First operand has 1114 states, 1113 states have (on average 3.619047619047619) internal successors, (4028), 1113 states have internal predecessors, (4028), 0 states have call successors, (0), 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 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:05,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:05,099 INFO L93 Difference]: Finished difference Result 1066 states and 3828 transitions. [2021-11-23 02:05:05,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:05:05,102 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 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 11 [2021-11-23 02:05:05,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:05,138 INFO L225 Difference]: With dead ends: 1066 [2021-11-23 02:05:05,138 INFO L226 Difference]: Without dead ends: 1066 [2021-11-23 02:05:05,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:05:05,142 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 25 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:05,144 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 4 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:05:05,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1066 states. [2021-11-23 02:05:05,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1066 to 1066. [2021-11-23 02:05:05,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1066 states, 1065 states have (on average 3.5943661971830987) internal successors, (3828), 1065 states have internal predecessors, (3828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:05,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 3828 transitions. [2021-11-23 02:05:05,294 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 3828 transitions. Word has length 11 [2021-11-23 02:05:05,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:05,295 INFO L470 AbstractCegarLoop]: Abstraction has 1066 states and 3828 transitions. [2021-11-23 02:05:05,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:05,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 3828 transitions. [2021-11-23 02:05:05,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 02:05:05,299 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:05,299 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:05,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:05:05,300 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-23 02:05:05,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:05,301 INFO L85 PathProgramCache]: Analyzing trace with hash -173419994, now seen corresponding path program 1 times [2021-11-23 02:05:05,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:05:05,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161593576] [2021-11-23 02:05:05,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:05,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:05:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:05,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:05:05,394 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:05:05,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161593576] [2021-11-23 02:05:05,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161593576] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:05:05,399 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:05:05,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:05:05,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449226521] [2021-11-23 02:05:05,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:05:05,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:05:05,403 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:05:05,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:05:05,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:05:05,404 INFO L87 Difference]: Start difference. First operand 1066 states and 3828 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) [2021-11-23 02:05:05,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:05,561 INFO L93 Difference]: Finished difference Result 1450 states and 5060 transitions. [2021-11-23 02:05:05,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:05:05,562 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 [2021-11-23 02:05:05,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:05,570 INFO L225 Difference]: With dead ends: 1450 [2021-11-23 02:05:05,570 INFO L226 Difference]: Without dead ends: 778 [2021-11-23 02:05:05,571 INFO L932 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 [2021-11-23 02:05:05,572 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 40 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:05,573 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 5 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:05:05,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2021-11-23 02:05:05,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 778. [2021-11-23 02:05:05,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 778 states, 777 states have (on average 3.3925353925353927) internal successors, (2636), 777 states have internal predecessors, (2636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:05,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 778 states and 2636 transitions. [2021-11-23 02:05:05,642 INFO L78 Accepts]: Start accepts. Automaton has 778 states and 2636 transitions. Word has length 12 [2021-11-23 02:05:05,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:05,643 INFO L470 AbstractCegarLoop]: Abstraction has 778 states and 2636 transitions. [2021-11-23 02:05:05,643 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) [2021-11-23 02:05:05,643 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 2636 transitions. [2021-11-23 02:05:05,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 02:05:05,646 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:05,646 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:05,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:05:05,646 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-23 02:05:05,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:05,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1494316706, now seen corresponding path program 1 times [2021-11-23 02:05:05,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:05:05,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894027713] [2021-11-23 02:05:05,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:05,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:05:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:05,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:05:05,768 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:05:05,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894027713] [2021-11-23 02:05:05,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894027713] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:05:05,770 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:05:05,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-23 02:05:05,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348606642] [2021-11-23 02:05:05,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:05:05,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:05:05,771 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:05:05,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:05:05,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:05:05,772 INFO L87 Difference]: Start difference. First operand 778 states and 2636 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:05,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:05,862 INFO L93 Difference]: Finished difference Result 746 states and 2508 transitions. [2021-11-23 02:05:05,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:05:05,863 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 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 13 [2021-11-23 02:05:05,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:05,870 INFO L225 Difference]: With dead ends: 746 [2021-11-23 02:05:05,870 INFO L226 Difference]: Without dead ends: 746 [2021-11-23 02:05:05,871 INFO L932 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 [2021-11-23 02:05:05,872 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 7 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:05,873 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 4 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:05:05,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2021-11-23 02:05:05,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 746. [2021-11-23 02:05:05,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 746 states, 745 states have (on average 3.366442953020134) internal successors, (2508), 745 states have internal predecessors, (2508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:05,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 2508 transitions. [2021-11-23 02:05:05,907 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 2508 transitions. Word has length 13 [2021-11-23 02:05:05,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:05,907 INFO L470 AbstractCegarLoop]: Abstraction has 746 states and 2508 transitions. [2021-11-23 02:05:05,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:05,908 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 2508 transitions. [2021-11-23 02:05:05,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 02:05:05,910 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:05,910 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:05,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 02:05:05,910 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-23 02:05:05,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:05,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1205467544, now seen corresponding path program 1 times [2021-11-23 02:05:05,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:05:05,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336634974] [2021-11-23 02:05:05,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:05,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:05:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:06,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:05:06,312 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:05:06,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336634974] [2021-11-23 02:05:06,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336634974] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:05:06,313 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:05:06,313 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 02:05:06,313 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620389481] [2021-11-23 02:05:06,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:05:06,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:05:06,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:05:06,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:05:06,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:05:06,315 INFO L87 Difference]: Start difference. First operand 746 states and 2508 transitions. Second operand has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 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) [2021-11-23 02:05:06,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:06,539 INFO L93 Difference]: Finished difference Result 740 states and 2483 transitions. [2021-11-23 02:05:06,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:05:06,540 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 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 [2021-11-23 02:05:06,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:06,547 INFO L225 Difference]: With dead ends: 740 [2021-11-23 02:05:06,548 INFO L226 Difference]: Without dead ends: 740 [2021-11-23 02:05:06,548 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:05:06,549 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 26 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:06,550 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 5 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:05:06,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 740 states. [2021-11-23 02:05:06,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 740 to 740. [2021-11-23 02:05:06,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 740 states, 739 states have (on average 3.3599458728010827) internal successors, (2483), 739 states have internal predecessors, (2483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:06,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 2483 transitions. [2021-11-23 02:05:06,584 INFO L78 Accepts]: Start accepts. Automaton has 740 states and 2483 transitions. Word has length 14 [2021-11-23 02:05:06,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:06,585 INFO L470 AbstractCegarLoop]: Abstraction has 740 states and 2483 transitions. [2021-11-23 02:05:06,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 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) [2021-11-23 02:05:06,585 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 2483 transitions. [2021-11-23 02:05:06,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 02:05:06,587 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:06,587 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:06,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 02:05:06,588 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-23 02:05:06,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:06,588 INFO L85 PathProgramCache]: Analyzing trace with hash -389975379, now seen corresponding path program 1 times [2021-11-23 02:05:06,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:05:06,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877566175] [2021-11-23 02:05:06,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:06,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:05:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:05:06,979 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:05:06,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877566175] [2021-11-23 02:05:06,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877566175] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:05:06,980 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:05:06,980 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 02:05:06,980 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464391751] [2021-11-23 02:05:06,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:05:06,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 02:05:06,981 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:05:06,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 02:05:06,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:05:06,981 INFO L87 Difference]: Start difference. First operand 740 states and 2483 transitions. Second operand has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:07,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:07,218 INFO L93 Difference]: Finished difference Result 1199 states and 4088 transitions. [2021-11-23 02:05:07,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:05:07,219 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 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 15 [2021-11-23 02:05:07,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:07,231 INFO L225 Difference]: With dead ends: 1199 [2021-11-23 02:05:07,231 INFO L226 Difference]: Without dead ends: 1199 [2021-11-23 02:05:07,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:05:07,233 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 49 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:07,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 6 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:05:07,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2021-11-23 02:05:07,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 959. [2021-11-23 02:05:07,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 959 states, 958 states have (on average 3.3987473903966596) internal successors, (3256), 958 states have internal predecessors, (3256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:07,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 3256 transitions. [2021-11-23 02:05:07,282 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 3256 transitions. Word has length 15 [2021-11-23 02:05:07,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:07,283 INFO L470 AbstractCegarLoop]: Abstraction has 959 states and 3256 transitions. [2021-11-23 02:05:07,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:07,283 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 3256 transitions. [2021-11-23 02:05:07,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 02:05:07,285 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:07,285 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:07,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 02:05:07,286 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-23 02:05:07,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:07,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1287696199, now seen corresponding path program 1 times [2021-11-23 02:05:07,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:05:07,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416565621] [2021-11-23 02:05:07,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:07,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:05:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:05:07,559 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:05:07,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416565621] [2021-11-23 02:05:07,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416565621] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:05:07,560 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:05:07,560 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:05:07,560 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355167369] [2021-11-23 02:05:07,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:05:07,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:05:07,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:05:07,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:05:07,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:05:07,562 INFO L87 Difference]: Start difference. First operand 959 states and 3256 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:07,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:07,709 INFO L93 Difference]: Finished difference Result 1062 states and 3312 transitions. [2021-11-23 02:05:07,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:05:07,724 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 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 15 [2021-11-23 02:05:07,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:07,733 INFO L225 Difference]: With dead ends: 1062 [2021-11-23 02:05:07,733 INFO L226 Difference]: Without dead ends: 817 [2021-11-23 02:05:07,733 INFO L932 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 [2021-11-23 02:05:07,734 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 25 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:07,734 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 10 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:05:07,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2021-11-23 02:05:07,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 817. [2021-11-23 02:05:07,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 817 states, 816 states have (on average 3.1470588235294117) internal successors, (2568), 816 states have internal predecessors, (2568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:07,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 817 states and 2568 transitions. [2021-11-23 02:05:07,776 INFO L78 Accepts]: Start accepts. Automaton has 817 states and 2568 transitions. Word has length 15 [2021-11-23 02:05:07,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:07,776 INFO L470 AbstractCegarLoop]: Abstraction has 817 states and 2568 transitions. [2021-11-23 02:05:07,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:07,777 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 2568 transitions. [2021-11-23 02:05:07,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 02:05:07,779 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:07,780 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:07,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 02:05:07,780 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-23 02:05:07,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:07,781 INFO L85 PathProgramCache]: Analyzing trace with hash 533854006, now seen corresponding path program 1 times [2021-11-23 02:05:07,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:05:07,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889523164] [2021-11-23 02:05:07,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:07,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:05:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:07,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:05:07,930 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:05:07,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889523164] [2021-11-23 02:05:07,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889523164] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:05:07,931 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:05:07,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 02:05:07,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379278972] [2021-11-23 02:05:07,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:05:07,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 02:05:07,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:05:07,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 02:05:07,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:05:07,933 INFO L87 Difference]: Start difference. First operand 817 states and 2568 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 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) [2021-11-23 02:05:08,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:08,106 INFO L93 Difference]: Finished difference Result 751 states and 2136 transitions. [2021-11-23 02:05:08,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 02:05:08,108 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 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 [2021-11-23 02:05:08,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:08,113 INFO L225 Difference]: With dead ends: 751 [2021-11-23 02:05:08,113 INFO L226 Difference]: Without dead ends: 569 [2021-11-23 02:05:08,113 INFO L932 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 [2021-11-23 02:05:08,114 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 49 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:08,115 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 14 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:05:08,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2021-11-23 02:05:08,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 569. [2021-11-23 02:05:08,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 569 states, 568 states have (on average 2.795774647887324) internal successors, (1588), 568 states have internal predecessors, (1588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:08,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 1588 transitions. [2021-11-23 02:05:08,137 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 1588 transitions. Word has length 16 [2021-11-23 02:05:08,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:08,138 INFO L470 AbstractCegarLoop]: Abstraction has 569 states and 1588 transitions. [2021-11-23 02:05:08,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 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) [2021-11-23 02:05:08,138 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1588 transitions. [2021-11-23 02:05:08,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 02:05:08,140 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:08,140 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:08,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 02:05:08,140 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-23 02:05:08,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:08,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1910975042, now seen corresponding path program 1 times [2021-11-23 02:05:08,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:05:08,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395263009] [2021-11-23 02:05:08,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:08,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:05:08,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:08,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:05:08,237 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:05:08,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395263009] [2021-11-23 02:05:08,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395263009] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:05:08,237 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:05:08,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:05:08,238 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940348783] [2021-11-23 02:05:08,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:05:08,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:05:08,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:05:08,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:05:08,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:05:08,239 INFO L87 Difference]: Start difference. First operand 569 states and 1588 transitions. Second operand has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:08,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:08,359 INFO L93 Difference]: Finished difference Result 852 states and 2319 transitions. [2021-11-23 02:05:08,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:05:08,360 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 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 18 [2021-11-23 02:05:08,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:08,365 INFO L225 Difference]: With dead ends: 852 [2021-11-23 02:05:08,365 INFO L226 Difference]: Without dead ends: 570 [2021-11-23 02:05:08,365 INFO L932 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 [2021-11-23 02:05:08,366 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 25 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:08,366 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 4 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:05:08,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2021-11-23 02:05:08,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 546. [2021-11-23 02:05:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 545 states have (on average 2.5889908256880734) internal successors, (1411), 545 states have internal predecessors, (1411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:08,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 1411 transitions. [2021-11-23 02:05:08,388 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 1411 transitions. Word has length 18 [2021-11-23 02:05:08,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:08,388 INFO L470 AbstractCegarLoop]: Abstraction has 546 states and 1411 transitions. [2021-11-23 02:05:08,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:08,389 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1411 transitions. [2021-11-23 02:05:08,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 02:05:08,390 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:08,390 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:08,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 02:05:08,391 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-23 02:05:08,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:08,391 INFO L85 PathProgramCache]: Analyzing trace with hash -579251898, now seen corresponding path program 1 times [2021-11-23 02:05:08,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:05:08,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719258438] [2021-11-23 02:05:08,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:08,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:05:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:08,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:05:08,811 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:05:08,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719258438] [2021-11-23 02:05:08,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719258438] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:05:08,811 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:05:08,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 02:05:08,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025516795] [2021-11-23 02:05:08,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:05:08,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 02:05:08,812 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:05:08,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 02:05:08,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:05:08,813 INFO L87 Difference]: Start difference. First operand 546 states and 1411 transitions. Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:09,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:09,080 INFO L93 Difference]: Finished difference Result 806 states and 2043 transitions. [2021-11-23 02:05:09,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 02:05:09,081 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 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 18 [2021-11-23 02:05:09,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:09,086 INFO L225 Difference]: With dead ends: 806 [2021-11-23 02:05:09,087 INFO L226 Difference]: Without dead ends: 678 [2021-11-23 02:05:09,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2021-11-23 02:05:09,089 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 69 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:09,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [69 Valid, 5 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:05:09,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2021-11-23 02:05:09,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 536. [2021-11-23 02:05:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 535 states have (on average 2.5121495327102803) internal successors, (1344), 535 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:09,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 1344 transitions. [2021-11-23 02:05:09,110 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 1344 transitions. Word has length 18 [2021-11-23 02:05:09,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:09,113 INFO L470 AbstractCegarLoop]: Abstraction has 536 states and 1344 transitions. [2021-11-23 02:05:09,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:09,113 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1344 transitions. [2021-11-23 02:05:09,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 02:05:09,115 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:09,115 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:09,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 02:05:09,115 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-23 02:05:09,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:09,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1828274871, now seen corresponding path program 1 times [2021-11-23 02:05:09,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:05:09,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557073595] [2021-11-23 02:05:09,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:09,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:05:09,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:09,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:05:09,278 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:05:09,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557073595] [2021-11-23 02:05:09,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557073595] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:05:09,278 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:05:09,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 02:05:09,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419824016] [2021-11-23 02:05:09,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:05:09,279 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 02:05:09,279 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:05:09,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 02:05:09,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-23 02:05:09,280 INFO L87 Difference]: Start difference. First operand 536 states and 1344 transitions. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:09,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:09,474 INFO L93 Difference]: Finished difference Result 468 states and 1125 transitions. [2021-11-23 02:05:09,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 02:05:09,475 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 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 18 [2021-11-23 02:05:09,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:09,478 INFO L225 Difference]: With dead ends: 468 [2021-11-23 02:05:09,478 INFO L226 Difference]: Without dead ends: 386 [2021-11-23 02:05:09,478 INFO L932 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 [2021-11-23 02:05:09,479 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 67 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:09,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 13 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:05:09,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2021-11-23 02:05:09,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 368. [2021-11-23 02:05:09,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 367 states have (on average 2.446866485013624) internal successors, (898), 367 states have internal predecessors, (898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:09,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 898 transitions. [2021-11-23 02:05:09,492 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 898 transitions. Word has length 18 [2021-11-23 02:05:09,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:09,493 INFO L470 AbstractCegarLoop]: Abstraction has 368 states and 898 transitions. [2021-11-23 02:05:09,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:09,493 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 898 transitions. [2021-11-23 02:05:09,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 02:05:09,494 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:09,495 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:09,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-23 02:05:09,495 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-23 02:05:09,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:09,496 INFO L85 PathProgramCache]: Analyzing trace with hash 508036639, now seen corresponding path program 1 times [2021-11-23 02:05:09,496 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:05:09,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913383124] [2021-11-23 02:05:09,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:09,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:05:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:05:09,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:05:09,691 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:05:09,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913383124] [2021-11-23 02:05:09,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913383124] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:05:09,691 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:05:09,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 02:05:09,692 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813456167] [2021-11-23 02:05:09,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:05:09,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:05:09,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:05:09,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:05:09,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:05:09,694 INFO L87 Difference]: Start difference. First operand 368 states and 898 transitions. Second operand has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:09,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:05:09,881 INFO L93 Difference]: Finished difference Result 348 states and 857 transitions. [2021-11-23 02:05:09,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 02:05:09,882 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 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 20 [2021-11-23 02:05:09,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:05:09,883 INFO L225 Difference]: With dead ends: 348 [2021-11-23 02:05:09,884 INFO L226 Difference]: Without dead ends: 173 [2021-11-23 02:05:09,884 INFO L932 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 [2021-11-23 02:05:09,884 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 84 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:05:09,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 10 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:05:09,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-11-23 02:05:09,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2021-11-23 02:05:09,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 172 states have (on average 2.372093023255814) internal successors, (408), 172 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:09,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 408 transitions. [2021-11-23 02:05:09,891 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 408 transitions. Word has length 20 [2021-11-23 02:05:09,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:05:09,892 INFO L470 AbstractCegarLoop]: Abstraction has 173 states and 408 transitions. [2021-11-23 02:05:09,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:05:09,892 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 408 transitions. [2021-11-23 02:05:09,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 02:05:09,893 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:05:09,893 INFO L514 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] [2021-11-23 02:05:09,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-23 02:05:09,894 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-23 02:05:09,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:05:09,894 INFO L85 PathProgramCache]: Analyzing trace with hash 286805156, now seen corresponding path program 1 times [2021-11-23 02:05:09,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:05:09,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288060301] [2021-11-23 02:05:09,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:05:09,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:05:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 02:05:10,015 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 02:05:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 02:05:10,212 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-23 02:05:10,213 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 02:05:10,214 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-23 02:05:10,216 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-23 02:05:10,216 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-23 02:05:10,216 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-23 02:05:10,216 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-23 02:05:10,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-23 02:05:10,219 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:05:10,223 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-23 02:05:10,224 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 02:05:10,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:05:10 BasicIcfg [2021-11-23 02:05:10,358 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 02:05:10,358 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 02:05:10,358 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 02:05:10,358 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 02:05:10,359 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:04:25" (3/4) ... [2021-11-23 02:05:10,361 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-23 02:05:10,469 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/witness.graphml [2021-11-23 02:05:10,470 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 02:05:10,470 INFO L158 Benchmark]: Toolchain (without parser) took 47822.51ms. Allocated memory was 96.5MB in the beginning and 251.7MB in the end (delta: 155.2MB). Free memory was 55.1MB in the beginning and 89.9MB in the end (delta: -34.9MB). Peak memory consumption was 119.8MB. Max. memory is 16.1GB. [2021-11-23 02:05:10,471 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory was 73.7MB in the beginning and 73.7MB in the end (delta: 46.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:05:10,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 697.42ms. Allocated memory is still 96.5MB. Free memory was 54.8MB in the beginning and 55.8MB in the end (delta: -915.4kB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-11-23 02:05:10,471 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.53ms. Allocated memory is still 96.5MB. Free memory was 55.8MB in the beginning and 52.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 02:05:10,472 INFO L158 Benchmark]: Boogie Preprocessor took 86.59ms. Allocated memory is still 96.5MB. Free memory was 52.7MB in the beginning and 49.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 02:05:10,472 INFO L158 Benchmark]: RCFGBuilder took 1827.49ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 49.7MB in the beginning and 51.5MB in the end (delta: -1.8MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2021-11-23 02:05:10,473 INFO L158 Benchmark]: TraceAbstraction took 45021.19ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 50.7MB in the beginning and 119.3MB in the end (delta: -68.6MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2021-11-23 02:05:10,473 INFO L158 Benchmark]: Witness Printer took 111.68ms. Allocated memory is still 251.7MB. Free memory was 119.3MB in the beginning and 89.9MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 02:05:10,475 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory was 73.7MB in the beginning and 73.7MB in the end (delta: 46.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 697.42ms. Allocated memory is still 96.5MB. Free memory was 54.8MB in the beginning and 55.8MB in the end (delta: -915.4kB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.53ms. Allocated memory is still 96.5MB. Free memory was 55.8MB in the beginning and 52.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.59ms. Allocated memory is still 96.5MB. Free memory was 52.7MB in the beginning and 49.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1827.49ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 49.7MB in the beginning and 51.5MB in the end (delta: -1.8MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. * TraceAbstraction took 45021.19ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 50.7MB in the beginning and 119.3MB in the end (delta: -68.6MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. * Witness Printer took 111.68ms. Allocated memory is still 251.7MB. Free memory was 119.3MB in the beginning and 89.9MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 38.7s, 161 PlacesBefore, 41 PlacesAfterwards, 150 TransitionsBefore, 28 TransitionsAfterwards, 2600 CoEnabledTransitionPairs, 8 FixpointIterations, 64 TrivialSequentialCompositions, 58 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 10 ConcurrentYvCompositions, 2 ChoiceCompositions, 134 TotalNumberOfCompositions, 5891 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3018, positive: 2790, positive conditional: 0, positive unconditional: 2790, negative: 228, negative conditional: 0, negative unconditional: 228, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1897, positive: 1843, positive conditional: 0, positive unconditional: 1843, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1897, positive: 1818, positive conditional: 0, positive unconditional: 1818, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 79, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , SemanticIndependenceRelation.Query Time [ms]: [ total: 8951, positive: 51, positive conditional: 0, positive unconditional: 51, negative: 1156, negative conditional: 0, negative unconditional: 1156, unknown: 7744, unknown conditional: 0, unknown unconditional: 7744] ], Cache Queries: [ total: 3018, positive: 947, positive conditional: 0, positive unconditional: 947, negative: 174, negative conditional: 0, negative unconditional: 174, unknown: 1897, unknown conditional: 0, unknown unconditional: 1897] , Statistics on independence cache: Total cache size (in pairs): 131, Positive cache size: 109, Positive conditional cache size: 0, Positive unconditional cache size: 109, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22 - 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: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L711] 0 int __unbuffered_cnt = 0; [L713] 0 int __unbuffered_p0_EAX = 0; [L714] 0 _Bool __unbuffered_p0_EAX$flush_delayed; [L715] 0 int __unbuffered_p0_EAX$mem_tmp; [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; [L717] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; [L718] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; [L719] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; [L720] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd4; [L721] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; [L722] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; [L723] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; [L724] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; [L725] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd4; [L726] 0 _Bool __unbuffered_p0_EAX$read_delayed; [L727] 0 int *__unbuffered_p0_EAX$read_delayed_var; [L728] 0 int __unbuffered_p0_EAX$w_buff0; [L729] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; [L730] 0 int __unbuffered_p0_EAX$w_buff1; [L731] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; [L733] 0 int __unbuffered_p0_EBX = 0; [L735] 0 int __unbuffered_p2_EAX = 0; [L736] 0 _Bool main$tmp_guard0; [L737] 0 _Bool main$tmp_guard1; [L739] 0 int x = 0; [L741] 0 int y = 0; [L742] 0 _Bool y$flush_delayed; [L743] 0 int y$mem_tmp; [L744] 0 _Bool y$r_buff0_thd0; [L745] 0 _Bool y$r_buff0_thd1; [L746] 0 _Bool y$r_buff0_thd2; [L747] 0 _Bool y$r_buff0_thd3; [L748] 0 _Bool y$r_buff0_thd4; [L749] 0 _Bool y$r_buff1_thd0; [L750] 0 _Bool y$r_buff1_thd1; [L751] 0 _Bool y$r_buff1_thd2; [L752] 0 _Bool y$r_buff1_thd3; [L753] 0 _Bool y$r_buff1_thd4; [L754] 0 _Bool y$read_delayed; [L755] 0 int *y$read_delayed_var; [L756] 0 int y$w_buff0; [L757] 0 _Bool y$w_buff0_used; [L758] 0 int y$w_buff1; [L759] 0 _Bool y$w_buff1_used; [L760] 0 _Bool weak$$choice0; [L761] 0 _Bool weak$$choice1; [L762] 0 _Bool weak$$choice2; [L854] 0 pthread_t t2225; [L855] FCALL, FORK 0 pthread_create(&t2225, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2225, ((void *)0), P0, ((void *)0))=-2, t2225={7:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, 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] [L856] 0 pthread_t t2226; [L857] FCALL, FORK 0 pthread_create(&t2226, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2226, ((void *)0), P1, ((void *)0))=-1, t2225={7:0}, t2226={8:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L858] 0 pthread_t t2227; [L859] FCALL, FORK 0 pthread_create(&t2227, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2227, ((void *)0), P2, ((void *)0))=0, t2225={7:0}, t2226={8:0}, t2227={9:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, 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] [L766] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L767] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L768] 1 y$flush_delayed = weak$$choice2 [L769] EXPR 1 \read(y) [L769] 1 y$mem_tmp = y [L770] 1 weak$$choice1 = __VERIFIER_nondet_bool() [L771] EXPR 1 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L771] EXPR 1 \read(y) [L771] EXPR 1 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L771] 1 y = !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L772] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)))) [L772] EXPR 1 !y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))) [L772] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)))) [L772] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)))) [L773] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)))) [L773] EXPR 1 !y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))) [L773] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)))) [L773] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)))) [L774] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L774] EXPR 1 !y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0))) [L774] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L774] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L775] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L775] EXPR 1 !y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))) [L775] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L775] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L776] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L776] EXPR 1 !y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))) [L776] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L776] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L777] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L777] EXPR 1 !y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))) [L777] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L777] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L778] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L779] 1 __unbuffered_p0_EAX$read_delayed_var = &y [L780] EXPR 1 \read(y) [L780] 1 __unbuffered_p0_EAX = y [L781] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L781] EXPR 1 \read(y) [L781] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L781] 1 y = y$flush_delayed ? y$mem_tmp : y [L782] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L785] 1 __unbuffered_p0_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x=0, y={3:0}, 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] [L797] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x=1, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L802] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L804] 2 return 0; [L790] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L792] 1 return 0; [L809] 3 __unbuffered_p2_EAX = x VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x=1, y={3:0}, 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] [L812] 3 y = 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x=1, y={3:0}, 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] [L815] 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) [L815] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L815] EXPR 3 \read(y) [L815] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L815] 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) [L815] 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) [L816] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L816] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L817] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L817] 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 [L818] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L818] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L819] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L819] 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 [L822] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L824] 3 return 0; [L860] 0 pthread_t t2228; [L861] FCALL, FORK 0 pthread_create(&t2228, ((void *)0), P3, ((void *)0)) VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2228, ((void *)0), P3, ((void *)0))=1, t2225={7:0}, t2226={8:0}, t2227={9:0}, t2228={5:0}, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x=1, y={3:0}, 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] [L829] 4 y = 2 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x=1, y={3:0}, 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] [L832] 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) [L832] EXPR 4 y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y [L832] EXPR 4 \read(y) [L832] EXPR 4 y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y [L832] 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) [L832] 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) [L833] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L833] 4 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L834] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L834] 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 [L835] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L835] 4 y$r_buff0_thd4 = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L836] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 [L836] 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 [L839] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L841] 4 return 0; [L863] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L865] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) [L865] RET 0 assume_abort_if_not(main$tmp_guard0) [L867] 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) [L867] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L867] EXPR 0 \read(y) [L867] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L867] 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) [L867] 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) [L868] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L868] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L869] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L869] 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 [L870] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L870] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L871] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L871] 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 [L874] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L875] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L876] 0 y$flush_delayed = weak$$choice2 [L877] EXPR 0 \read(y) [L877] 0 y$mem_tmp = y [L878] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L878] EXPR 0 \read(y) [L878] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L878] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L879] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L879] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L880] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L880] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L881] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L881] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L882] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L882] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L883] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L883] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L884] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L884] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L885] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L886] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L886] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L886] EXPR 0 \read(*__unbuffered_p0_EAX$read_delayed_var) [L886] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L886] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L886] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L887] EXPR 0 \read(y) [L887] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 1) [L888] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L888] 0 y = y$flush_delayed ? y$mem_tmp : y [L889] 0 y$flush_delayed = (_Bool)0 [L891] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\old(expression)=0, \result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=255, weak$$choice2=255, x=1, y={3:0}, y$flush_delayed=0, y$mem_tmp=2, 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] - UnprovableResult [Line: 855]: 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: 859]: 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: 861]: 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: 857]: 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, 181 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 44.7s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 38.8s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 466 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 466 mSDsluCounter, 80 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 471 mSDsCounter, 132 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 989 IncrementalHoareTripleChecker+Invalid, 1121 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 132 mSolverCounterUnsat, 26 mSDtfsCounter, 989 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1114occurred in iteration=0, InterpolantAutomatonStates: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 424 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 193 NumberOfCodeBlocks, 193 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 159 ConstructedInterpolants, 0 QuantifiedInterpolants, 1720 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-23 02:05:10,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd428e0-c400-43f9-8cf6-470bfa5df33b/bin/utaipan-EQgc7hIp5V/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