./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b046eb92ec2f4af5c767436762d7e86376926c2222092f8f03ea795d781fd943 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 14:21:19,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:21:19,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:21:19,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:21:19,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:21:19,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:21:19,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:21:19,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:21:19,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:21:19,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:21:19,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:21:19,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:21:19,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:21:19,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:21:19,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:21:19,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:21:19,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:21:19,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:21:19,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:21:19,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:21:19,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:21:19,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:21:19,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:21:19,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:21:19,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:21:19,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:21:19,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:21:19,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:21:19,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:21:19,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:21:19,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:21:19,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:21:19,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:21:19,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:21:19,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:21:19,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:21:19,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:21:19,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:21:19,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:21:19,197 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:21:19,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:21:19,201 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-23 14:21:19,244 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:21:19,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:21:19,245 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:21:19,245 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:21:19,247 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 14:21:19,247 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 14:21:19,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:21:19,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:21:19,248 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:21:19,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:21:19,249 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 14:21:19,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 14:21:19,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 14:21:19,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:21:19,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 14:21:19,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:21:19,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 14:21:19,250 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 14:21:19,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 14:21:19,251 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:21:19,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 14:21:19,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:21:19,251 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:21:19,252 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-23 14:21:19,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:21:19,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:21:19,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:21:19,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:21:19,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 14:21:19,254 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 14:21:19,254 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-23 14:21:19,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 14:21:19,255 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 14:21:19,255 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-23 14:21:19,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 14:21:19,255 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-23 14:21:19,255 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-23 14:21:19,256 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b046eb92ec2f4af5c767436762d7e86376926c2222092f8f03ea795d781fd943 [2021-11-23 14:21:19,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:21:19,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:21:19,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:21:19,608 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:21:19,609 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:21:19,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/../../sv-benchmarks/c/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-11-23 14:21:19,685 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/data/b5ef0086e/f685577167fe4ecaa9e7933abdb362a7/FLAG27fd51dd0 [2021-11-23 14:21:20,236 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:21:20,237 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/sv-benchmarks/c/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-11-23 14:21:20,260 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/data/b5ef0086e/f685577167fe4ecaa9e7933abdb362a7/FLAG27fd51dd0 [2021-11-23 14:21:20,527 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/data/b5ef0086e/f685577167fe4ecaa9e7933abdb362a7 [2021-11-23 14:21:20,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:21:20,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:21:20,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:21:20,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:21:20,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:21:20,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:21:20" (1/1) ... [2021-11-23 14:21:20,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe9551c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:20, skipping insertion in model container [2021-11-23 14:21:20,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:21:20" (1/1) ... [2021-11-23 14:21:20,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:21:20,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:21:20,781 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_56628d82-582d-4c57-b2a8-dcf75f7108b4/sv-benchmarks/c/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] [2021-11-23 14:21:21,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:21:21,048 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 14:21:21,073 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_56628d82-582d-4c57-b2a8-dcf75f7108b4/sv-benchmarks/c/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] [2021-11-23 14:21:21,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:21:21,205 INFO L208 MainTranslator]: Completed translation [2021-11-23 14:21:21,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:21 WrapperNode [2021-11-23 14:21:21,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:21:21,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 14:21:21,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 14:21:21,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 14:21:21,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:21" (1/1) ... [2021-11-23 14:21:21,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:21" (1/1) ... [2021-11-23 14:21:21,288 INFO L137 Inliner]: procedures = 176, calls = 52, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 273 [2021-11-23 14:21:21,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 14:21:21,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 14:21:21,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 14:21:21,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 14:21:21,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:21" (1/1) ... [2021-11-23 14:21:21,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:21" (1/1) ... [2021-11-23 14:21:21,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:21" (1/1) ... [2021-11-23 14:21:21,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:21" (1/1) ... [2021-11-23 14:21:21,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:21" (1/1) ... [2021-11-23 14:21:21,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:21" (1/1) ... [2021-11-23 14:21:21,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:21" (1/1) ... [2021-11-23 14:21:21,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 14:21:21,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 14:21:21,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 14:21:21,326 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 14:21:21,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:21" (1/1) ... [2021-11-23 14:21:21,334 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:21:21,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:21:21,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 14:21:21,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 14:21:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 14:21:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 14:21:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 14:21:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 14:21:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 14:21:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 14:21:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 14:21:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 14:21:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 14:21:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 14:21:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 14:21:21,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 14:21:21,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 14:21:21,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 14:21:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 14:21:21,443 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 14:21:21,586 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 14:21:21,604 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 14:21:22,077 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 14:21:22,453 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 14:21:22,453 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 14:21:22,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:21:22 BoogieIcfgContainer [2021-11-23 14:21:22,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 14:21:22,458 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 14:21:22,458 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 14:21:22,461 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 14:21:22,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:21:20" (1/3) ... [2021-11-23 14:21:22,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@784cb326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:21:22, skipping insertion in model container [2021-11-23 14:21:22,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:21" (2/3) ... [2021-11-23 14:21:22,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@784cb326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:21:22, skipping insertion in model container [2021-11-23 14:21:22,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:21:22" (3/3) ... [2021-11-23 14:21:22,465 INFO L111 eAbstractionObserver]: Analyzing ICFG safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-11-23 14:21:22,470 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 14:21:22,471 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 14:21:22,471 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-23 14:21:22,471 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 14:21:22,518 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,518 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,519 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,519 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,519 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,519 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,520 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,520 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,521 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,521 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,521 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,522 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,522 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,522 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,522 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,523 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,524 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,524 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,525 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,525 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,525 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,525 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,526 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,526 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,526 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,527 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,528 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,528 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,528 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,529 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,529 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,529 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,529 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,530 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,530 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,530 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,530 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,530 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,531 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,531 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,531 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,531 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,532 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,532 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,532 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,533 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,533 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,533 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,533 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,533 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,533 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,534 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,534 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,534 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,535 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,535 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,535 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,535 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,536 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,536 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,536 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,537 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,537 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,537 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,537 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,537 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,538 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,538 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,538 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,538 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,539 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,540 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,540 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,544 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,545 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,545 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,546 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,546 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,559 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,559 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,559 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,559 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,560 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,560 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,560 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,561 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,561 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,562 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,562 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,562 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,563 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,563 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,563 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,563 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,563 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,564 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,564 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,564 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,564 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,565 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,565 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,565 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,565 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,566 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,598 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,598 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,598 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,598 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,598 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,599 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-23 14:21:22,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-23 14:21:22,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/z3 [2021-11-23 14:21:22,664 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-23 14:21:22,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-23 14:21:22,719 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-23 14:21:22,727 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=PARTIAL_ORDER_FA, 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 14:21:22,728 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-23 14:21:22,909 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,909 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,911 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,911 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,911 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,913 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,946 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,960 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,961 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:22,990 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,027 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,027 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,028 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,028 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,028 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,029 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,029 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,029 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,030 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,030 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,030 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,031 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,031 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,031 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,056 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,065 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,074 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,075 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,110 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,154 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,168 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,169 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,169 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,169 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,170 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,170 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,170 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,171 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,171 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,171 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,172 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,172 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,172 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,173 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:23,227 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:21:23,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:21:23,237 INFO L85 PathProgramCache]: Analyzing trace with hash 921400147, now seen corresponding path program 1 times [2021-11-23 14:21:23,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:21:23,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869759510] [2021-11-23 14:21:23,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:21:23,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:21:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:21:23,586 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 14:21:23,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:21:23,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869759510] [2021-11-23 14:21:23,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869759510] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:21:23,587 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:21:23,588 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 14:21:23,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879395687] [2021-11-23 14:21:23,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:21:23,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 14:21:23,595 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:21:23,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 14:21:23,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 14:21:23,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:23,620 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:21:23,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.0) internal successors, (86), 2 states have internal predecessors, (86), 0 states have call successors, (0), 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 14:21:23,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:23,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:23,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 14:21:23,670 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:21:23,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:21:23,671 INFO L85 PathProgramCache]: Analyzing trace with hash 1263768476, now seen corresponding path program 1 times [2021-11-23 14:21:23,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:21:23,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752406565] [2021-11-23 14:21:23,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:21:23,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:21:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:21:24,513 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 14:21:24,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:21:24,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752406565] [2021-11-23 14:21:24,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752406565] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:21:24,516 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:21:24,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-23 14:21:24,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120684897] [2021-11-23 14:21:24,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:21:24,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-23 14:21:24,520 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:21:24,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-23 14:21:24,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2021-11-23 14:21:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:24,524 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:21:24,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.666666666666667) internal successors, (85), 15 states have internal predecessors, (85), 0 states have call successors, (0), 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 14:21:24,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:24,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:24,819 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,820 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,820 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,820 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,820 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,821 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,821 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,821 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,821 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,822 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,822 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,822 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,822 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,823 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,860 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,860 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,861 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,861 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,861 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,861 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,862 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,862 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,862 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,862 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,863 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,863 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,863 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,863 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,907 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,907 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,907 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,908 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,908 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,908 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,908 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,909 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,909 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,909 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,910 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,950 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,950 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,951 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,951 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,955 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,955 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,956 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,984 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,984 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,985 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,985 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,985 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,985 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:24,985 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,008 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,009 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,009 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,009 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,009 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,010 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,010 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,010 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,010 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,011 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,011 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,011 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,011 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,012 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,035 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,036 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,036 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,036 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,036 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,037 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,037 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,037 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,038 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,038 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,038 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,039 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,063 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,064 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,064 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,064 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,065 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,065 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,065 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,065 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,066 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,066 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,066 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,118 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,119 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,119 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,119 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,119 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,120 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,120 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,120 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,120 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,122 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,173 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,174 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,175 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,175 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,175 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,176 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,176 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,176 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,176 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:25,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 14:21:25,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 14:21:25,231 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:21:25,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:21:25,231 INFO L85 PathProgramCache]: Analyzing trace with hash -47794044, now seen corresponding path program 1 times [2021-11-23 14:21:25,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:21:25,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091381506] [2021-11-23 14:21:25,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:21:25,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:21:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:21:25,557 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 14:21:25,557 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:21:25,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091381506] [2021-11-23 14:21:25,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091381506] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:21:25,558 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:21:25,558 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 14:21:25,558 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32600016] [2021-11-23 14:21:25,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:21:25,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 14:21:25,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:21:25,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 14:21:25,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 14:21:25,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:25,560 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:21:25,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 0 states have call successors, (0), 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 14:21:25,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:25,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-23 14:21:25,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:25,673 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,674 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,674 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,674 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,675 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,773 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,810 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,858 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,905 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:25,921 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,095 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,111 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,121 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,129 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,130 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,151 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,151 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,177 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,178 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,202 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,229 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,238 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,240 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,261 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,266 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,304 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,307 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,373 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,388 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,407 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,408 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,462 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,474 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,489 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,490 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,535 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,546 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,563 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,566 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,596 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,597 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,623 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,625 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,696 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,719 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,767 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,785 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,813 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:26,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:26,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:26,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:26,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 14:21:26,844 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:21:26,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:21:26,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1903148504, now seen corresponding path program 2 times [2021-11-23 14:21:26,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:21:26,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332776597] [2021-11-23 14:21:26,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:21:26,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:21:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:21:27,294 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 14:21:27,294 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:21:27,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332776597] [2021-11-23 14:21:27,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332776597] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:21:27,299 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:21:27,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-23 14:21:27,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138893841] [2021-11-23 14:21:27,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:21:27,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-23 14:21:27,301 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:21:27,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-23 14:21:27,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-23 14:21:27,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:27,303 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:21:27,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.7272727272727275) internal successors, (85), 11 states have internal predecessors, (85), 0 states have call successors, (0), 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 14:21:27,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:27,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:27,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:27,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:27,399 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,466 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,581 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,625 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,664 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,680 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,702 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,763 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,786 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,787 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,817 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,834 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,854 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,904 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,931 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:27,989 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,007 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,042 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,064 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,082 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,100 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,120 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,850 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,864 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,874 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,881 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,881 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,911 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,912 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,947 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,947 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,962 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,971 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,981 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,998 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:28,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,035 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,036 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,128 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,129 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,160 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,176 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,189 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,190 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,226 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,228 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,249 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,251 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,283 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,293 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,311 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,311 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,342 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,352 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,366 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,369 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,409 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,419 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,432 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,433 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,462 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,463 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:29,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:29,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:29,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-23 14:21:29,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 14:21:29,496 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:21:29,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:21:29,501 INFO L85 PathProgramCache]: Analyzing trace with hash -1650722917, now seen corresponding path program 1 times [2021-11-23 14:21:29,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:21:29,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591059125] [2021-11-23 14:21:29,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:21:29,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:21:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:21:29,663 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 14:21:29,663 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:21:29,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591059125] [2021-11-23 14:21:29,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591059125] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:21:29,664 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:21:29,664 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 14:21:29,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530088058] [2021-11-23 14:21:29,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:21:29,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 14:21:29,667 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:21:29,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 14:21:29,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 14:21:29,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:29,668 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:21:29,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 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 14:21:29,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:29,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:29,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:29,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-23 14:21:29,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:29,690 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,701 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,702 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,728 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,749 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,751 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,787 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,806 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,815 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,842 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,851 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,878 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,880 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,904 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,905 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,941 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:29,943 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,020 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,021 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,114 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,131 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,152 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,198 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,221 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,408 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,416 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,426 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,427 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,443 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,458 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,459 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,492 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,493 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,514 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,514 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,539 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,539 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,562 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,564 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,612 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,647 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,658 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,666 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,667 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,701 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,715 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,716 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,738 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,757 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,759 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,796 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,807 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,849 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,861 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,862 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,880 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,890 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,890 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,922 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,934 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,935 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:30,956 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,040 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,110 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,120 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,141 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,152 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,166 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,178 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,197 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,217 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,361 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,396 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,416 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,446 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,468 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,491 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:31,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:31,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:31,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-23 14:21:31,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 14:21:31,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 14:21:31,518 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:21:31,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:21:31,519 INFO L85 PathProgramCache]: Analyzing trace with hash -128041104, now seen corresponding path program 2 times [2021-11-23 14:21:31,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:21:31,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964624932] [2021-11-23 14:21:31,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:21:31,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:21:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:21:31,684 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 14:21:31,684 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:21:31,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964624932] [2021-11-23 14:21:31,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964624932] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:21:31,685 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:21:31,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 14:21:31,686 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369971276] [2021-11-23 14:21:31,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:21:31,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 14:21:31,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:21:31,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 14:21:31,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-23 14:21:31,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:31,689 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:21:31,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 0 states have call successors, (0), 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 14:21:31,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:31,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:31,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:31,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-23 14:21:31,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-23 14:21:31,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:31,750 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,792 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,823 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,852 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,894 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,895 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:31,935 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,055 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,056 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,081 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,082 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,183 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,185 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,219 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,537 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,539 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,596 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,597 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,689 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,696 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,712 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,777 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,800 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,831 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,851 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,852 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,876 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:32,984 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,143 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,286 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,308 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,327 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:33,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:33,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:33,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-23 14:21:33,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 14:21:33,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-23 14:21:33,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 14:21:33,360 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:21:33,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:21:33,360 INFO L85 PathProgramCache]: Analyzing trace with hash -388891280, now seen corresponding path program 3 times [2021-11-23 14:21:33,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:21:33,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902294581] [2021-11-23 14:21:33,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:21:33,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:21:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:21:33,661 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 14:21:33,661 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:21:33,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902294581] [2021-11-23 14:21:33,666 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902294581] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:21:33,666 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:21:33,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-23 14:21:33,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657058079] [2021-11-23 14:21:33,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:21:33,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-23 14:21:33,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:21:33,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-23 14:21:33,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-23 14:21:33,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:33,669 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:21:33,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.8) internal successors, (88), 10 states have internal predecessors, (88), 0 states have call successors, (0), 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 14:21:33,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:33,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:33,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:33,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-23 14:21:33,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-23 14:21:33,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-23 14:21:33,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:33,724 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,742 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,766 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,791 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,826 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,847 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,874 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,875 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,964 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:33,995 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,001 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,051 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,075 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,118 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,124 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,171 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,172 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,203 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,204 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:34,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:34,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:34,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-23 14:21:34,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 14:21:34,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-23 14:21:34,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 14:21:34,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 14:21:34,346 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:21:34,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:21:34,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1592877357, now seen corresponding path program 1 times [2021-11-23 14:21:34,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:21:34,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312776584] [2021-11-23 14:21:34,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:21:34,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:21:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:21:34,527 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 14:21:34,527 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:21:34,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312776584] [2021-11-23 14:21:34,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312776584] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:21:34,528 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:21:34,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 14:21:34,528 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948816504] [2021-11-23 14:21:34,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:21:34,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 14:21:34,529 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:21:34,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 14:21:34,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 14:21:34,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:34,530 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:21:34,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 6 states have internal predecessors, (89), 0 states have call successors, (0), 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 14:21:34,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:34,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:34,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:34,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-23 14:21:34,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-23 14:21:34,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-23 14:21:34,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-23 14:21:34,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:34,662 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,663 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,688 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,689 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,736 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,737 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,772 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,773 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,945 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:21:34,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:34,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:34,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:34,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-23 14:21:34,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 14:21:34,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-23 14:21:34,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 14:21:34,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 14:21:34,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 14:21:34,993 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:21:34,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:21:34,994 INFO L85 PathProgramCache]: Analyzing trace with hash 724464173, now seen corresponding path program 2 times [2021-11-23 14:21:34,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:21:34,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110470776] [2021-11-23 14:21:34,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:21:34,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:21:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:21:35,139 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 14:21:35,139 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:21:35,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110470776] [2021-11-23 14:21:35,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110470776] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:21:35,140 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:21:35,140 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-23 14:21:35,141 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517393191] [2021-11-23 14:21:35,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:21:35,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 14:21:35,141 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:21:35,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 14:21:35,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-23 14:21:35,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:35,143 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-23 14:21:35,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 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 14:21:35,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:35,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:35,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:35,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-23 14:21:35,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-23 14:21:35,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-23 14:21:35,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-23 14:21:35,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-23 14:21:35,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:35,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:21:35,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-23 14:21:35,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:21:35,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-23 14:21:35,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 14:21:35,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-23 14:21:35,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 14:21:35,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 14:21:35,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 14:21:35,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 14:21:35,258 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 14:21:35,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:21:35,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1053163537, now seen corresponding path program 1 times [2021-11-23 14:21:35,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:21:35,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945410174] [2021-11-23 14:21:35,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:21:35,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:21:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 14:21:35,313 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 14:21:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 14:21:35,450 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 14:21:35,451 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 14:21:35,452 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-23 14:21:35,453 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-23 14:21:35,455 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-23 14:21:35,455 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-23 14:21:35,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-23 14:21:35,465 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1, 1, 1] [2021-11-23 14:21:35,465 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2021-11-23 14:21:35,470 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-23 14:21:35,470 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 14:21:35,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:21:35 BasicIcfg [2021-11-23 14:21:35,689 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 14:21:35,689 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 14:21:35,690 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 14:21:35,690 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 14:21:35,691 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:21:22" (3/4) ... [2021-11-23 14:21:35,692 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-23 14:21:35,831 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/witness.graphml [2021-11-23 14:21:35,832 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 14:21:35,833 INFO L158 Benchmark]: Toolchain (without parser) took 15301.50ms. Allocated memory was 117.4MB in the beginning and 463.5MB in the end (delta: 346.0MB). Free memory was 76.0MB in the beginning and 340.1MB in the end (delta: -264.1MB). Peak memory consumption was 80.9MB. Max. memory is 16.1GB. [2021-11-23 14:21:35,833 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 94.4MB in the end (delta: 72.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:21:35,834 INFO L158 Benchmark]: CACSL2BoogieTranslator took 670.45ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 77.3MB in the end (delta: -1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 14:21:35,834 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.24ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 74.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 14:21:35,835 INFO L158 Benchmark]: Boogie Preprocessor took 36.10ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 14:21:35,835 INFO L158 Benchmark]: RCFGBuilder took 1130.36ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 50.9MB in the end (delta: 21.3MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2021-11-23 14:21:35,835 INFO L158 Benchmark]: TraceAbstraction took 13231.39ms. Allocated memory was 117.4MB in the beginning and 463.5MB in the end (delta: 346.0MB). Free memory was 50.3MB in the beginning and 369.5MB in the end (delta: -319.2MB). Peak memory consumption was 238.8MB. Max. memory is 16.1GB. [2021-11-23 14:21:35,836 INFO L158 Benchmark]: Witness Printer took 142.31ms. Allocated memory is still 463.5MB. Free memory was 369.5MB in the beginning and 340.1MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 14:21:35,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 94.4MB in the end (delta: 72.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 670.45ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 77.3MB in the end (delta: -1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.24ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 74.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.10ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1130.36ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 50.9MB in the end (delta: 21.3MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * TraceAbstraction took 13231.39ms. Allocated memory was 117.4MB in the beginning and 463.5MB in the end (delta: 346.0MB). Free memory was 50.3MB in the beginning and 369.5MB in the end (delta: -319.2MB). Peak memory consumption was 238.8MB. Max. memory is 16.1GB. * Witness Printer took 142.31ms. Allocated memory is still 463.5MB. Free memory was 369.5MB in the beginning and 340.1MB 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: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 89875, positive: 85944, positive conditional: 84220, positive unconditional: 1724, negative: 3931, negative conditional: 3877, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 89046, positive: 85944, positive conditional: 84220, positive unconditional: 1724, negative: 3102, negative conditional: 3048, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 89046, positive: 85944, positive conditional: 84220, positive unconditional: 1724, negative: 3102, negative conditional: 3048, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 103042, positive: 85944, positive conditional: 84075, positive unconditional: 1869, negative: 17098, negative conditional: 13996, negative unconditional: 3102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 103042, positive: 85944, positive conditional: 22492, positive unconditional: 63452, negative: 17098, negative conditional: 4179, negative unconditional: 12919, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 103042, positive: 85944, positive conditional: 22492, positive unconditional: 63452, negative: 17098, negative conditional: 4179, negative unconditional: 12919, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1974, positive: 1808, positive conditional: 80, positive unconditional: 1728, negative: 166, negative conditional: 109, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1974, positive: 1724, positive conditional: 0, positive unconditional: 1724, negative: 250, negative conditional: 0, negative unconditional: 250, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 250, positive: 84, positive conditional: 78, positive unconditional: 6, negative: 166, negative conditional: 109, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4888, positive: 1546, positive conditional: 1536, positive unconditional: 10, negative: 3342, negative conditional: 2176, negative unconditional: 1166, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 103042, positive: 84136, positive conditional: 22412, positive unconditional: 61724, negative: 16932, negative conditional: 4070, negative unconditional: 12862, unknown: 1974, unknown conditional: 189, unknown unconditional: 1785] , Statistics on independence cache: Total cache size (in pairs): 1974, Positive cache size: 1808, Positive conditional cache size: 80, Positive unconditional cache size: 1728, Negative cache size: 166, Negative conditional cache size: 109, Negative unconditional cache size: 57, Eliminated conditions: 71400, Maximal queried relation: 8, Independence queries for same thread: 829 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.6s, Number of persistent set computation: 4341, Number of trivial persistent sets: 2213, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1778, positive: 1724, positive conditional: 0, positive unconditional: 1724, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 89875, positive: 85944, positive conditional: 84220, positive unconditional: 1724, negative: 3931, negative conditional: 3877, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 89046, positive: 85944, positive conditional: 84220, positive unconditional: 1724, negative: 3102, negative conditional: 3048, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 89046, positive: 85944, positive conditional: 84220, positive unconditional: 1724, negative: 3102, negative conditional: 3048, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 103042, positive: 85944, positive conditional: 84075, positive unconditional: 1869, negative: 17098, negative conditional: 13996, negative unconditional: 3102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 103042, positive: 85944, positive conditional: 22492, positive unconditional: 63452, negative: 17098, negative conditional: 4179, negative unconditional: 12919, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 103042, positive: 85944, positive conditional: 22492, positive unconditional: 63452, negative: 17098, negative conditional: 4179, negative unconditional: 12919, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1974, positive: 1808, positive conditional: 80, positive unconditional: 1728, negative: 166, negative conditional: 109, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1974, positive: 1724, positive conditional: 0, positive unconditional: 1724, negative: 250, negative conditional: 0, negative unconditional: 250, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 250, positive: 84, positive conditional: 78, positive unconditional: 6, negative: 166, negative conditional: 109, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4888, positive: 1546, positive conditional: 1536, positive unconditional: 10, negative: 3342, negative conditional: 2176, negative unconditional: 1166, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 103042, positive: 84136, positive conditional: 22412, positive unconditional: 61724, negative: 16932, negative conditional: 4070, negative unconditional: 12862, unknown: 1974, unknown conditional: 189, unknown unconditional: 1785] , Statistics on independence cache: Total cache size (in pairs): 1974, Positive cache size: 1808, Positive conditional cache size: 80, Positive unconditional cache size: 1728, Negative cache size: 166, Negative conditional cache size: 109, Negative unconditional cache size: 57, Eliminated conditions: 71400, Maximal queried relation: 8, Independence queries for same thread: 829 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0] [L712] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0] [L713] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L715] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L717] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L718] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L719] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L720] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L721] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L722] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L723] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0] [L724] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0] [L725] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L726] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L727] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L728] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L729] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L730] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L731] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L732] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L733] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$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] [L734] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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] [L735] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L813] 0 pthread_t t2177; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2177={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L814] FCALL, FORK 0 pthread_create(&t2177, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2177, ((void *)0), P0, ((void *)0))=-2, t2177={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L815] 0 pthread_t t2178; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2177={5:0}, t2178={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L816] FCALL, FORK 0 pthread_create(&t2178, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2178, ((void *)0), P1, ((void *)0))=-1, t2177={5:0}, t2178={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L817] 0 pthread_t t2179; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2177={5:0}, t2178={6:0}, t2179={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L818] FCALL, FORK 0 pthread_create(&t2179, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2179, ((void *)0), P2, ((void *)0))=0, t2177={5:0}, t2178={6:0}, t2179={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L739] 1 y$w_buff1 = y$w_buff0 [L740] 1 y$w_buff0 = 2 [L741] 1 y$w_buff1_used = y$w_buff0_used [L742] 1 y$w_buff0_used = (_Bool)1 [L743] CALL 1 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L743] RET 1 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L744] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L745] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L746] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L747] 1 y$r_buff1_thd3 = y$r_buff0_thd3 [L748] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L751] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L768] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L771] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L771] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L771] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L771] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L772] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L772] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L773] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L773] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L774] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L774] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L775] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L775] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L778] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L780] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L785] 3 __unbuffered_p2_EAX = x VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L788] 3 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L791] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L791] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L791] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L791] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L792] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L792] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L793] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L793] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L794] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L794] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L795] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L795] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L798] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L800] 3 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L754] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L754] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L755] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L755] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L756] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L756] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L757] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L757] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L758] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L758] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L761] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L820] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2177={5:0}, t2178={6:0}, t2179={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L822] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L822] RET 0 assume_abort_if_not(main$tmp_guard0) [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L824] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L824] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L825] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L825] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L826] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L826] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L827] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L827] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L828] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L828] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L831] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L832] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L833] 0 y$flush_delayed = weak$$choice2 [L834] 0 y$mem_tmp = y [L835] EXPR 0 !y$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) [L835] 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) [L836] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L836] 0 y$w_buff0 = weak$$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)) [L837] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L837] 0 y$w_buff1 = weak$$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)) [L838] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L838] 0 y$w_buff0_used = weak$$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)) [L839] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L839] 0 y$w_buff1_used = weak$$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)) [L840] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L840] 0 y$r_buff0_thd0 = weak$$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)) [L841] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L841] 0 y$r_buff1_thd0 = weak$$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$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L842] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 2) [L843] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L843] 0 y = y$flush_delayed ? y$mem_tmp : y [L844] 0 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2177={5:0}, t2178={6:0}, t2179={3:0}, weak$$choice0=66, weak$$choice2=255, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L846] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=255, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=255, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 816]: 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: 818]: 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: 814]: 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 for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 138 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 12.8s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 9.5s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 89, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 875 NumberOfCodeBlocks, 875 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 776 ConstructedInterpolants, 0 QuantifiedInterpolants, 3895 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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 14:21:35,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-11-23 14:21:36,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56628d82-582d-4c57-b2a8-dcf75f7108b4/bin/ugemcutter-aZbSL5k0Dw/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