./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix032.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a --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 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 19:00:10,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 19:00:10,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 19:00:10,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 19:00:10,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 19:00:10,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 19:00:10,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 19:00:10,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 19:00:10,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 19:00:10,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 19:00:10,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 19:00:10,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 19:00:10,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 19:00:10,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 19:00:10,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 19:00:10,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 19:00:10,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 19:00:10,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 19:00:10,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 19:00:10,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 19:00:10,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 19:00:10,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 19:00:10,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 19:00:10,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 19:00:10,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 19:00:10,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 19:00:10,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 19:00:10,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 19:00:10,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 19:00:10,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 19:00:10,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 19:00:10,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 19:00:10,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 19:00:10,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 19:00:10,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 19:00:10,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 19:00:10,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 19:00:10,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 19:00:10,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 19:00:10,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 19:00:10,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 19:00:10,205 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-13 19:00:10,255 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 19:00:10,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 19:00:10,256 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 19:00:10,256 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 19:00:10,264 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 19:00:10,264 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 19:00:10,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 19:00:10,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 19:00:10,266 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 19:00:10,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 19:00:10,267 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 19:00:10,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 19:00:10,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 19:00:10,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 19:00:10,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 19:00:10,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 19:00:10,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 19:00:10,269 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 19:00:10,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 19:00:10,269 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 19:00:10,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 19:00:10,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 19:00:10,270 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 19:00:10,270 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 19:00:10,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 19:00:10,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:10,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 19:00:10,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 19:00:10,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 19:00:10,274 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 19:00:10,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 19:00:10,274 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 19:00:10,275 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 19:00:10,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 19:00:10,275 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 19:00:10,275 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 19:00:10,276 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_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb [2021-11-13 19:00:10,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 19:00:10,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 19:00:10,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 19:00:10,634 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 19:00:10,635 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 19:00:10,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix032.opt.i [2021-11-13 19:00:10,709 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/data/dca77aca7/029d56821d234c919006447f43e1e035/FLAGa2dee6d94 [2021-11-13 19:00:11,394 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 19:00:11,395 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/sv-benchmarks/c/pthread-wmm/mix032.opt.i [2021-11-13 19:00:11,412 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/data/dca77aca7/029d56821d234c919006447f43e1e035/FLAGa2dee6d94 [2021-11-13 19:00:11,644 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/data/dca77aca7/029d56821d234c919006447f43e1e035 [2021-11-13 19:00:11,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 19:00:11,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 19:00:11,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:11,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 19:00:11,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 19:00:11,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:11" (1/1) ... [2021-11-13 19:00:11,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc8b75b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:11, skipping insertion in model container [2021-11-13 19:00:11,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:11" (1/1) ... [2021-11-13 19:00:11,670 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 19:00:11,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 19:00:11,967 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2021-11-13 19:00:12,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:12,335 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 19:00:12,361 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2021-11-13 19:00:12,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:12,521 INFO L208 MainTranslator]: Completed translation [2021-11-13 19:00:12,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:12 WrapperNode [2021-11-13 19:00:12,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:12,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:12,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 19:00:12,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 19:00:12,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:12" (1/1) ... [2021-11-13 19:00:12,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:12" (1/1) ... [2021-11-13 19:00:12,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:12,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 19:00:12,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 19:00:12,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 19:00:12,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:12" (1/1) ... [2021-11-13 19:00:12,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:12" (1/1) ... [2021-11-13 19:00:12,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:12" (1/1) ... [2021-11-13 19:00:12,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:12" (1/1) ... [2021-11-13 19:00:12,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:12" (1/1) ... [2021-11-13 19:00:12,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:12" (1/1) ... [2021-11-13 19:00:12,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:12" (1/1) ... [2021-11-13 19:00:12,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 19:00:12,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 19:00:12,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 19:00:12,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 19:00:12,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:12" (1/1) ... [2021-11-13 19:00:12,729 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:12,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:12,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:12,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 19:00:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 19:00:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 19:00:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 19:00:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 19:00:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 19:00:12,820 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 19:00:12,820 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 19:00:12,821 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 19:00:12,821 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 19:00:12,821 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 19:00:12,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 19:00:12,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 19:00:12,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 19:00:12,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 19:00:12,824 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 19:00:14,111 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 19:00:14,112 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 19:00:14,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:14 BoogieIcfgContainer [2021-11-13 19:00:14,116 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 19:00:14,118 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 19:00:14,118 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 19:00:14,122 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 19:00:14,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 07:00:11" (1/3) ... [2021-11-13 19:00:14,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e78f31b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:14, skipping insertion in model container [2021-11-13 19:00:14,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:12" (2/3) ... [2021-11-13 19:00:14,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e78f31b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:14, skipping insertion in model container [2021-11-13 19:00:14,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:14" (3/3) ... [2021-11-13 19:00:14,126 INFO L111 eAbstractionObserver]: Analyzing ICFG mix032.opt.i [2021-11-13 19:00:14,132 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 19:00:14,133 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 19:00:14,133 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 19:00:14,133 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 19:00:14,191 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,191 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,191 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,191 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,192 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,192 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,192 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,192 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,194 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,194 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,194 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,194 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,195 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,195 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,195 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,195 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,195 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,196 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,196 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,196 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,196 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,196 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,196 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,197 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,197 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,197 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,197 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,197 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,197 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,199 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,199 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,199 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,199 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,199 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,199 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,203 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,211 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,211 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,211 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,211 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,216 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,216 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,216 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,216 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,217 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,217 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,217 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,217 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,217 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,218 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,218 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,218 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,218 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,221 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,222 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,222 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,222 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,222 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,222 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,222 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,223 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,223 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,223 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,223 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,223 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,224 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,224 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,224 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,225 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,225 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,225 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,225 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,226 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,226 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,226 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,226 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,226 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,226 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,227 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,227 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,227 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,227 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,227 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,227 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,228 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,228 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,228 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,228 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,228 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,228 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,229 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,229 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,229 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,229 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,229 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,229 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,230 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 19:00:14,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 19:00:14,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:14,324 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:14,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 19:00:14,373 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2021-11-13 19:00:14,380 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 [2021-11-13 19:00:14,380 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 19:00:14,617 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,621 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,622 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,622 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,623 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,623 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,624 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,624 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,631 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,631 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,684 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,686 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,687 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,687 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,688 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,688 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,689 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,689 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,690 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,690 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,691 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,691 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,692 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,695 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,771 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:14,789 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 19:00:14,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:14,805 INFO L85 PathProgramCache]: Analyzing trace with hash -417192570, now seen corresponding path program 1 times [2021-11-13 19:00:14,818 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:14,819 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556767130] [2021-11-13 19:00:14,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:14,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:15,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:15,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:15,475 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:15,475 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556767130] [2021-11-13 19:00:15,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556767130] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:15,476 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:15,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 19:00:15,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625538296] [2021-11-13 19:00:15,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:15,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 19:00:15,486 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:15,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 19:00:15,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 19:00:15,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:15,516 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:15,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.6) internal successors, (78), 6 states have internal predecessors, (78), 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) [2021-11-13 19:00:15,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:15,584 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,604 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,615 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,629 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,680 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,680 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,681 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,681 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,682 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,682 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,682 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,683 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,683 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,683 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,684 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,684 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,684 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,713 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,714 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,714 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,714 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,715 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,715 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,715 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,716 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,716 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,717 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,717 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,717 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,718 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,787 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,787 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,788 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,788 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,788 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,789 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,789 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,789 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,790 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,790 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,790 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,790 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,791 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,793 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,820 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,821 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,821 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,822 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,822 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,822 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,823 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,823 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,823 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,824 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,824 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,824 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,824 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,825 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,872 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,872 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,872 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,877 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,877 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,878 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,878 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,878 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,879 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,879 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,879 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,880 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,880 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,905 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,907 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,907 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,907 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,908 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,908 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,908 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,909 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,909 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,909 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,938 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,938 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,939 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,939 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,939 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,939 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,940 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,940 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,940 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,941 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,941 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,941 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,942 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,971 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,977 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,977 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,978 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,978 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,978 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,978 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,979 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,979 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:15,979 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,017 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,017 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,017 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,018 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,018 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,018 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,019 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,019 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,019 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,020 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,020 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,020 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,021 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 19:00:16,798 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 19:00:16,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 19:00:16,817 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 19:00:16,818 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE (1/2) [2021-11-13 19:00:16,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 19:00:16,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:16,837 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:16,870 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 19:00:16,871 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 [2021-11-13 19:00:16,871 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 19:00:16,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-13 19:00:16,959 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,975 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,975 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,975 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,976 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,976 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,976 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:16,978 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,028 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:17,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:17,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1416966224, now seen corresponding path program 1 times [2021-11-13 19:00:17,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:17,030 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684058206] [2021-11-13 19:00:17,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:17,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:17,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:17,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:17,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684058206] [2021-11-13 19:00:17,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684058206] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:17,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:17,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 19:00:17,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622094713] [2021-11-13 19:00:17,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:17,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 19:00:17,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:17,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 19:00:17,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 19:00:17,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:17,139 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:17,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 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) [2021-11-13 19:00:17,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:17,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:17,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 19:00:17,162 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:17,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:17,162 INFO L85 PathProgramCache]: Analyzing trace with hash 437545192, now seen corresponding path program 1 times [2021-11-13 19:00:17,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:17,163 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123158300] [2021-11-13 19:00:17,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:17,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:17,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:17,555 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:17,556 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123158300] [2021-11-13 19:00:17,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123158300] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:17,556 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:17,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 19:00:17,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647857114] [2021-11-13 19:00:17,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:17,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 19:00:17,560 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:17,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 19:00:17,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 19:00:17,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:17,561 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:17,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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) [2021-11-13 19:00:17,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:17,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:17,717 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,717 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,718 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,718 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,719 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,719 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,719 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,720 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,720 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,720 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,721 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,721 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,721 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,747 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,748 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,748 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,749 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,749 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,749 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,750 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,750 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,751 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,751 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,751 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,752 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,752 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,782 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,782 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,783 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,783 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,784 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,784 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,785 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,785 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,785 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,786 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,786 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,786 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,787 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:17,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 19:00:17,850 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:17,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:17,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1274591651, now seen corresponding path program 1 times [2021-11-13 19:00:17,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:17,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096680630] [2021-11-13 19:00:17,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:17,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:18,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:18,129 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:18,129 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096680630] [2021-11-13 19:00:18,130 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096680630] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:18,130 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:18,130 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 19:00:18,130 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932025022] [2021-11-13 19:00:18,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:18,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 19:00:18,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:18,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 19:00:18,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 19:00:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:18,133 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:18,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 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) [2021-11-13 19:00:18,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:18,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:18,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:18,202 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,202 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,203 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,203 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,204 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,204 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,204 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,205 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,205 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,205 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,206 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,206 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,206 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:18,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 19:00:18,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 19:00:18,315 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:18,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:18,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1819527778, now seen corresponding path program 1 times [2021-11-13 19:00:18,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:18,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843071706] [2021-11-13 19:00:18,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:18,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:18,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:18,599 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:18,602 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843071706] [2021-11-13 19:00:18,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843071706] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:18,606 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:18,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 19:00:18,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841172395] [2021-11-13 19:00:18,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:18,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 19:00:18,610 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:18,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 19:00:18,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 19:00:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:18,612 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:18,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 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) [2021-11-13 19:00:18,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:18,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:18,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-13 19:00:18,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:18,710 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,711 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,713 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,713 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,713 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,714 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,714 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,714 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,714 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,715 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,715 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:18,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:18,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:18,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:18,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:18,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 19:00:18,848 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:18,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:18,849 INFO L85 PathProgramCache]: Analyzing trace with hash -300102754, now seen corresponding path program 2 times [2021-11-13 19:00:18,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:18,850 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744623774] [2021-11-13 19:00:18,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:18,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:19,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:19,135 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:19,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744623774] [2021-11-13 19:00:19,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744623774] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:19,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:19,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 19:00:19,136 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843774054] [2021-11-13 19:00:19,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:19,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 19:00:19,139 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:19,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 19:00:19,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 19:00:19,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:19,141 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:19,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 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) [2021-11-13 19:00:19,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:19,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:19,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:19,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:19,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:19,215 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,236 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,237 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:19,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:19,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:19,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:19,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:19,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 19:00:19,356 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:19,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:19,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1658553819, now seen corresponding path program 1 times [2021-11-13 19:00:19,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:19,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109517230] [2021-11-13 19:00:19,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:19,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:19,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:19,591 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:19,591 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109517230] [2021-11-13 19:00:19,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109517230] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:19,591 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:19,591 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 19:00:19,591 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674635962] [2021-11-13 19:00:19,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:19,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 19:00:19,592 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:19,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 19:00:19,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 19:00:19,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:19,593 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:19,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 7 states have internal predecessors, (100), 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) [2021-11-13 19:00:19,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:19,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:19,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:19,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:19,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:19,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:19,804 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,805 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,805 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,805 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,806 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,806 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,806 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,806 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,807 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,807 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,807 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,808 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,808 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,838 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,839 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,839 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,839 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,840 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,840 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,840 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,841 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,841 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,841 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,842 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,842 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,842 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,884 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,885 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,886 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,886 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,886 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,887 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,887 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,887 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,887 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,888 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,888 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,888 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,889 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,889 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,932 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,934 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,934 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,934 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,935 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,935 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,935 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:19,938 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:20,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:20,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:20,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:20,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:20,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:20,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:20,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 19:00:20,287 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:20,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:20,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1771338153, now seen corresponding path program 2 times [2021-11-13 19:00:20,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:20,288 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490034376] [2021-11-13 19:00:20,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:20,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:20,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:20,463 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:20,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490034376] [2021-11-13 19:00:20,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490034376] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:20,464 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:20,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 19:00:20,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359508544] [2021-11-13 19:00:20,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:20,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 19:00:20,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:20,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 19:00:20,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 19:00:20,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:20,467 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:20,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 7 states have internal predecessors, (100), 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) [2021-11-13 19:00:20,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:20,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:20,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:20,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:20,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:20,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:20,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:20,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:20,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:20,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:20,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:20,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:20,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:20,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:20,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 19:00:20,704 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:20,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:20,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1534091683, now seen corresponding path program 3 times [2021-11-13 19:00:20,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:20,705 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959417128] [2021-11-13 19:00:20,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:20,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 19:00:20,776 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 19:00:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 19:00:20,935 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 19:00:20,935 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 19:00:20,936 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-13 19:00:20,936 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-13 19:00:20,936 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-13 19:00:20,937 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-13 19:00:20,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 19:00:20,942 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1] [2021-11-13 19:00:20,942 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 19:00:20,947 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 19:00:20,947 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 19:00:21,127 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 19:00:21,131 INFO L158 Benchmark]: Toolchain (without parser) took 9479.98ms. Allocated memory was 109.1MB in the beginning and 182.5MB in the end (delta: 73.4MB). Free memory was 72.5MB in the beginning and 109.7MB in the end (delta: -37.1MB). Peak memory consumption was 105.0MB. Max. memory is 16.1GB. [2021-11-13 19:00:21,131 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 109.1MB. Free memory was 82.7MB in the beginning and 82.6MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 19:00:21,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 864.13ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 70.2MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 19:00:21,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.60ms. Allocated memory is still 109.1MB. Free memory was 70.2MB in the beginning and 67.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 19:00:21,133 INFO L158 Benchmark]: Boogie Preprocessor took 76.34ms. Allocated memory is still 109.1MB. Free memory was 67.6MB in the beginning and 66.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 19:00:21,133 INFO L158 Benchmark]: RCFGBuilder took 1416.77ms. Allocated memory is still 109.1MB. Free memory was 65.5MB in the beginning and 54.6MB in the end (delta: 10.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-13 19:00:21,134 INFO L158 Benchmark]: TraceAbstraction took 7012.54ms. Allocated memory was 109.1MB in the beginning and 182.5MB in the end (delta: 73.4MB). Free memory was 54.0MB in the beginning and 109.7MB in the end (delta: -55.7MB). Peak memory consumption was 88.6MB. Max. memory is 16.1GB. [2021-11-13 19:00:21,136 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 109.1MB. Free memory was 82.7MB in the beginning and 82.6MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 864.13ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 70.2MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.60ms. Allocated memory is still 109.1MB. Free memory was 70.2MB in the beginning and 67.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.34ms. Allocated memory is still 109.1MB. Free memory was 67.6MB in the beginning and 66.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1416.77ms. Allocated memory is still 109.1MB. Free memory was 65.5MB in the beginning and 54.6MB in the end (delta: 10.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 7012.54ms. Allocated memory was 109.1MB in the beginning and 182.5MB in the end (delta: 73.4MB). Free memory was 54.0MB in the beginning and 109.7MB in the end (delta: -55.7MB). Peak memory consumption was 88.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 21705, positive: 21349, positive conditional: 19329, positive unconditional: 2020, negative: 356, negative conditional: 333, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21572, positive: 21349, positive conditional: 19329, positive unconditional: 2020, negative: 223, negative conditional: 200, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 21572, positive: 21349, positive conditional: 19329, positive unconditional: 2020, negative: 223, negative conditional: 200, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21772, positive: 21349, positive conditional: 19301, positive unconditional: 2048, negative: 423, negative conditional: 200, negative unconditional: 223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 21772, positive: 21349, positive conditional: 13414, positive unconditional: 7935, negative: 423, negative conditional: 146, negative unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21772, positive: 21349, positive conditional: 13414, positive unconditional: 7935, negative: 423, negative conditional: 146, negative unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2071, positive: 2044, positive conditional: 4, positive unconditional: 2040, negative: 27, negative conditional: 3, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2071, positive: 2036, positive conditional: 0, positive unconditional: 2036, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 27, negative conditional: 3, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 647, positive: 161, positive conditional: 149, positive unconditional: 12, negative: 486, negative conditional: 96, negative unconditional: 390, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 21772, positive: 19305, positive conditional: 13410, positive unconditional: 5895, negative: 396, negative conditional: 143, negative unconditional: 253, unknown: 2071, unknown conditional: 7, unknown unconditional: 2064] , Statistics on independence cache: Total cache size (in pairs): 2071, Positive cache size: 2044, Positive conditional cache size: 4, Positive unconditional cache size: 2040, Negative cache size: 27, Negative conditional cache size: 3, Negative unconditional cache size: 24, Eliminated conditions: 5941, Maximal queried relation: 1, Independence queries for same thread: 133 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 694.31ms, Number of persistent set computation: 1783, Number of trivial persistent sets: 1225, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2043, positive: 2020, positive conditional: 0, positive unconditional: 2020, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 21705, positive: 21349, positive conditional: 19329, positive unconditional: 2020, negative: 356, negative conditional: 333, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21572, positive: 21349, positive conditional: 19329, positive unconditional: 2020, negative: 223, negative conditional: 200, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 21572, positive: 21349, positive conditional: 19329, positive unconditional: 2020, negative: 223, negative conditional: 200, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21772, positive: 21349, positive conditional: 19301, positive unconditional: 2048, negative: 423, negative conditional: 200, negative unconditional: 223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 21772, positive: 21349, positive conditional: 13414, positive unconditional: 7935, negative: 423, negative conditional: 146, negative unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21772, positive: 21349, positive conditional: 13414, positive unconditional: 7935, negative: 423, negative conditional: 146, negative unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2071, positive: 2044, positive conditional: 4, positive unconditional: 2040, negative: 27, negative conditional: 3, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2071, positive: 2036, positive conditional: 0, positive unconditional: 2036, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 27, negative conditional: 3, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 647, positive: 161, positive conditional: 149, positive unconditional: 12, negative: 486, negative conditional: 96, negative unconditional: 390, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 21772, positive: 19305, positive conditional: 13410, positive unconditional: 5895, negative: 396, negative conditional: 143, negative unconditional: 253, unknown: 2071, unknown conditional: 7, unknown unconditional: 2064] , Statistics on independence cache: Total cache size (in pairs): 2071, Positive cache size: 2044, Positive conditional cache size: 4, Positive unconditional cache size: 2040, Negative cache size: 27, Negative conditional cache size: 3, Negative unconditional cache size: 24, Eliminated conditions: 5941, Maximal queried relation: 1, Independence queries for same thread: 133 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8568, positive: 8308, positive conditional: 6486, positive unconditional: 1822, negative: 260, negative conditional: 229, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8484, positive: 8308, positive conditional: 6486, positive unconditional: 1822, negative: 176, negative conditional: 145, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8484, positive: 8308, positive conditional: 6486, positive unconditional: 1822, negative: 176, negative conditional: 145, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9260, positive: 8308, positive conditional: 6153, positive unconditional: 2155, negative: 952, negative conditional: 776, negative unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9260, positive: 8308, positive conditional: 1142, positive unconditional: 7166, negative: 952, negative conditional: 74, negative unconditional: 878, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9260, positive: 8308, positive conditional: 1142, positive unconditional: 7166, negative: 952, negative conditional: 74, negative unconditional: 878, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1869, positive: 1833, positive conditional: 11, positive unconditional: 1822, negative: 36, negative conditional: 4, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1869, positive: 1816, positive conditional: 0, positive unconditional: 1816, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 36, negative conditional: 4, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 572, positive: 88, positive conditional: 75, positive unconditional: 13, negative: 484, negative conditional: 12, negative unconditional: 472, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9260, positive: 6475, positive conditional: 1131, positive unconditional: 5344, negative: 916, negative conditional: 70, negative unconditional: 846, unknown: 1869, unknown conditional: 15, unknown unconditional: 1854] , Statistics on independence cache: Total cache size (in pairs): 1869, Positive cache size: 1833, Positive conditional cache size: 11, Positive unconditional cache size: 1822, Negative cache size: 36, Negative conditional cache size: 4, Negative unconditional cache size: 32, Eliminated conditions: 5713, Maximal queried relation: 5, Independence queries for same thread: 84 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 525.07ms, Number of persistent set computation: 727, Number of trivial persistent sets: 481, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1853, positive: 1822, positive conditional: 0, positive unconditional: 1822, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8568, positive: 8308, positive conditional: 6486, positive unconditional: 1822, negative: 260, negative conditional: 229, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8484, positive: 8308, positive conditional: 6486, positive unconditional: 1822, negative: 176, negative conditional: 145, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8484, positive: 8308, positive conditional: 6486, positive unconditional: 1822, negative: 176, negative conditional: 145, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9260, positive: 8308, positive conditional: 6153, positive unconditional: 2155, negative: 952, negative conditional: 776, negative unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9260, positive: 8308, positive conditional: 1142, positive unconditional: 7166, negative: 952, negative conditional: 74, negative unconditional: 878, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9260, positive: 8308, positive conditional: 1142, positive unconditional: 7166, negative: 952, negative conditional: 74, negative unconditional: 878, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1869, positive: 1833, positive conditional: 11, positive unconditional: 1822, negative: 36, negative conditional: 4, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1869, positive: 1816, positive conditional: 0, positive unconditional: 1816, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 36, negative conditional: 4, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 572, positive: 88, positive conditional: 75, positive unconditional: 13, negative: 484, negative conditional: 12, negative unconditional: 472, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9260, positive: 6475, positive conditional: 1131, positive unconditional: 5344, negative: 916, negative conditional: 70, negative unconditional: 846, unknown: 1869, unknown conditional: 15, unknown unconditional: 1854] , Statistics on independence cache: Total cache size (in pairs): 1869, Positive cache size: 1833, Positive conditional cache size: 11, Positive unconditional cache size: 1822, Negative cache size: 36, Negative conditional cache size: 4, Negative unconditional cache size: 32, Eliminated conditions: 5713, Maximal queried relation: 5, Independence queries for same thread: 84 - 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 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 19:00:21,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:21,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-11-13 19:00:21,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a --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 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 19:00:24,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 19:00:24,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 19:00:24,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 19:00:24,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 19:00:24,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 19:00:24,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 19:00:24,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 19:00:24,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 19:00:24,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 19:00:24,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 19:00:24,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 19:00:24,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 19:00:24,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 19:00:24,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 19:00:24,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 19:00:24,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 19:00:24,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 19:00:24,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 19:00:24,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 19:00:24,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 19:00:24,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 19:00:24,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 19:00:24,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 19:00:24,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 19:00:24,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 19:00:24,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 19:00:24,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 19:00:24,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 19:00:24,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 19:00:24,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 19:00:24,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 19:00:24,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 19:00:24,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 19:00:24,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 19:00:24,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 19:00:24,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 19:00:24,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 19:00:24,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 19:00:24,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 19:00:24,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 19:00:24,486 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-13 19:00:24,539 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 19:00:24,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 19:00:24,540 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 19:00:24,540 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 19:00:24,541 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 19:00:24,542 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 19:00:24,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 19:00:24,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 19:00:24,545 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 19:00:24,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 19:00:24,546 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 19:00:24,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 19:00:24,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 19:00:24,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 19:00:24,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 19:00:24,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 19:00:24,548 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 19:00:24,548 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 19:00:24,548 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 19:00:24,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 19:00:24,549 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 19:00:24,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 19:00:24,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 19:00:24,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 19:00:24,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 19:00:24,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:24,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 19:00:24,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 19:00:24,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 19:00:24,552 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 19:00:24,552 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 19:00:24,552 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 19:00:24,553 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 19:00:24,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 19:00:24,553 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 19:00:24,553 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 19:00:24,554 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 19:00:24,554 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb [2021-11-13 19:00:24,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 19:00:25,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 19:00:25,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 19:00:25,009 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 19:00:25,009 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 19:00:25,011 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix032.opt.i [2021-11-13 19:00:25,099 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/data/8de7bdb73/f4959665fff24ed9b125cc0dad274fac/FLAG31df5ee6d [2021-11-13 19:00:25,829 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 19:00:25,832 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/sv-benchmarks/c/pthread-wmm/mix032.opt.i [2021-11-13 19:00:25,853 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/data/8de7bdb73/f4959665fff24ed9b125cc0dad274fac/FLAG31df5ee6d [2021-11-13 19:00:26,004 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/data/8de7bdb73/f4959665fff24ed9b125cc0dad274fac [2021-11-13 19:00:26,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 19:00:26,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 19:00:26,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:26,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 19:00:26,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 19:00:26,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:26" (1/1) ... [2021-11-13 19:00:26,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@168855ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:26, skipping insertion in model container [2021-11-13 19:00:26,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:26" (1/1) ... [2021-11-13 19:00:26,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 19:00:26,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 19:00:26,450 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2021-11-13 19:00:26,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:26,864 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 19:00:26,886 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2021-11-13 19:00:26,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:27,053 INFO L208 MainTranslator]: Completed translation [2021-11-13 19:00:27,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:27 WrapperNode [2021-11-13 19:00:27,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:27,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:27,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 19:00:27,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 19:00:27,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:27" (1/1) ... [2021-11-13 19:00:27,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:27" (1/1) ... [2021-11-13 19:00:27,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:27,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 19:00:27,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 19:00:27,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 19:00:27,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:27" (1/1) ... [2021-11-13 19:00:27,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:27" (1/1) ... [2021-11-13 19:00:27,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:27" (1/1) ... [2021-11-13 19:00:27,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:27" (1/1) ... [2021-11-13 19:00:27,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:27" (1/1) ... [2021-11-13 19:00:27,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:27" (1/1) ... [2021-11-13 19:00:27,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:27" (1/1) ... [2021-11-13 19:00:27,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 19:00:27,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 19:00:27,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 19:00:27,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 19:00:27,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:27" (1/1) ... [2021-11-13 19:00:27,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:27,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:27,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:27,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 19:00:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 19:00:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 19:00:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 19:00:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 19:00:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 19:00:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 19:00:27,395 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 19:00:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 19:00:27,396 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 19:00:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 19:00:27,396 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 19:00:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 19:00:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 19:00:27,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 19:00:27,399 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 19:00:28,666 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 19:00:28,667 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 19:00:28,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:28 BoogieIcfgContainer [2021-11-13 19:00:28,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 19:00:28,672 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 19:00:28,673 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 19:00:28,676 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 19:00:28,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 07:00:26" (1/3) ... [2021-11-13 19:00:28,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b108b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:28, skipping insertion in model container [2021-11-13 19:00:28,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:27" (2/3) ... [2021-11-13 19:00:28,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b108b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:28, skipping insertion in model container [2021-11-13 19:00:28,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:28" (3/3) ... [2021-11-13 19:00:28,680 INFO L111 eAbstractionObserver]: Analyzing ICFG mix032.opt.i [2021-11-13 19:00:28,689 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 19:00:28,690 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 19:00:28,690 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 19:00:28,690 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 19:00:28,758 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,758 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,759 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,759 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,759 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,759 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,760 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,760 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,760 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,761 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,761 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,761 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,763 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,763 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,763 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,763 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,764 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,764 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,764 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,764 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,766 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,766 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,767 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,768 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,768 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,768 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,768 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,769 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,769 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,769 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,770 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,770 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,770 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,770 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,770 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,771 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,771 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,771 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,771 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,771 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,772 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,772 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,772 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,772 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,772 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,773 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,773 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,773 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,774 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,774 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,774 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,774 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,774 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,775 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,775 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,775 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,775 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,775 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,777 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,777 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,778 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,778 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,778 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,778 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,778 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,779 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,779 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,779 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,779 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,780 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,780 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,780 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,780 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,781 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,781 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,781 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,782 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,782 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,782 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,782 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,783 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,784 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,786 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,786 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,786 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,786 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,786 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,787 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,788 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,790 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,790 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,790 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,791 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,792 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,792 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,793 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,793 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,793 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,793 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,794 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,794 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,794 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,794 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,795 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,795 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,795 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,795 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,796 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,796 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,796 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,796 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,797 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,797 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,797 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,797 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,797 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,798 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,798 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,798 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,799 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,799 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,799 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,799 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,800 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,800 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,800 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,801 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,807 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,808 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,808 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,808 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,809 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,809 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,809 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,809 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,810 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,810 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,810 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,811 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,813 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,813 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,813 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,814 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,815 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,816 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,816 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,816 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,816 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,818 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,819 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,819 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,819 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,819 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,820 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,820 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,820 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,820 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,820 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,821 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,821 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,821 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,821 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,822 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,822 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,822 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,822 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,822 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,823 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,823 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,823 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:28,824 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 19:00:28,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 19:00:28,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:28,897 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:28,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 19:00:28,955 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2021-11-13 19:00:28,965 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 [2021-11-13 19:00:28,966 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 19:00:29,197 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,197 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,198 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,198 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,198 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,199 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,199 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,200 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,200 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,200 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,201 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,201 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,201 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,243 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,244 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,245 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,245 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,246 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,246 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,263 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,264 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,264 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,264 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,265 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,265 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,265 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,266 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,331 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:29,350 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 19:00:29,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:29,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1551674969, now seen corresponding path program 1 times [2021-11-13 19:00:29,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:29,373 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1591252011] [2021-11-13 19:00:29,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:29,374 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:29,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:29,380 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:29,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 19:00:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:29,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 19:00:29,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:30,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:30,347 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:30,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:30,839 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:30,840 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1591252011] [2021-11-13 19:00:30,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1591252011] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:30,841 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:30,842 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 2] imperfect sequences [] total 5 [2021-11-13 19:00:30,843 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768506819] [2021-11-13 19:00:30,844 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:30,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 19:00:30,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:30,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 19:00:30,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 19:00:30,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:30,883 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:30,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 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) [2021-11-13 19:00:30,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:31,011 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,028 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,043 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,145 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,146 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,147 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,148 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,148 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,149 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,149 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,154 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,154 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,155 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,155 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,156 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,156 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,210 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,210 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,210 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,211 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,211 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,211 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,211 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,212 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,212 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,212 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,212 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,213 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,213 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,253 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,253 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,254 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,254 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,255 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,255 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,255 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,256 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,256 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,257 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,257 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,257 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,258 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,260 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,287 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,289 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,289 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,290 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,290 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,290 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,291 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,291 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,291 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,292 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,292 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,292 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,293 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,293 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,348 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,349 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,349 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,349 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,350 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,350 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,350 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,350 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,351 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,351 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,351 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,351 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,352 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,380 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,380 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,380 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,381 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,381 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,381 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,381 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,382 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,382 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,382 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,382 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,383 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,383 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,406 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,407 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,407 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,407 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,408 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,408 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,408 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,409 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,409 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,409 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,410 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,410 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,410 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,436 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,436 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,437 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,437 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,438 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,438 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,440 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,440 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,441 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,442 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,442 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,443 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,443 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,485 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,486 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,486 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,487 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,487 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,487 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,488 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,488 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,488 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,489 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,489 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,515 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:31,516 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 19:00:32,223 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 19:00:32,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:32,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:32,450 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 19:00:32,451 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE (1/2) [2021-11-13 19:00:32,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 19:00:32,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:32,456 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:32,459 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 19:00:32,461 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 [2021-11-13 19:00:32,461 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 19:00:32,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-11-13 19:00:32,567 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,583 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,583 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,584 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,584 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,584 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,585 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,585 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,585 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,586 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,586 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,587 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,589 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:32,631 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:32,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:32,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1074912350, now seen corresponding path program 1 times [2021-11-13 19:00:32,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:32,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [27078716] [2021-11-13 19:00:32,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:32,634 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:32,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:32,637 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:32,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 19:00:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:32,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 19:00:32,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:32,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:32,947 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:33,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:33,080 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:33,080 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [27078716] [2021-11-13 19:00:33,080 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [27078716] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:33,081 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:33,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 19:00:33,081 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267976839] [2021-11-13 19:00:33,082 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:33,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 19:00:33,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:33,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 19:00:33,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 19:00:33,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:33,084 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:33,085 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 40.5) internal successors, (81), 2 states have internal predecessors, (81), 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) [2021-11-13 19:00:33,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:33,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:33,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-13 19:00:33,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:33,322 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:33,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:33,323 INFO L85 PathProgramCache]: Analyzing trace with hash 946289846, now seen corresponding path program 1 times [2021-11-13 19:00:33,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:33,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587228256] [2021-11-13 19:00:33,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:33,324 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:33,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:33,326 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:33,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 19:00:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:33,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 19:00:33,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:33,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:33,693 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:33,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:33,923 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:33,923 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587228256] [2021-11-13 19:00:33,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1587228256] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:33,924 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:33,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2021-11-13 19:00:33,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364245747] [2021-11-13 19:00:33,924 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:33,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 19:00:33,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:33,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 19:00:33,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 19:00:33,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:33,930 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:33,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.571428571428573) internal successors, (137), 7 states have internal predecessors, (137), 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) [2021-11-13 19:00:33,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:33,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:34,066 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,067 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,068 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,068 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,068 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,069 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,069 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,069 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,070 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,070 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,070 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,071 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,071 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,096 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,097 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,098 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,098 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,099 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,099 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,099 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,100 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,100 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,100 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,101 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,101 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,102 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,102 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:34,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:34,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:34,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:34,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:34,524 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:34,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:34,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1469995600, now seen corresponding path program 1 times [2021-11-13 19:00:34,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:34,526 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1743385361] [2021-11-13 19:00:34,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:34,526 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:34,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:34,527 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:34,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 19:00:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:34,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 19:00:34,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:35,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:35,009 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:35,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:35,320 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:35,320 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1743385361] [2021-11-13 19:00:35,320 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1743385361] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:35,321 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:35,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11 [2021-11-13 19:00:35,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819839423] [2021-11-13 19:00:35,321 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:35,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 19:00:35,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:35,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 19:00:35,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-11-13 19:00:35,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:35,324 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:35,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.636363636363637) internal successors, (161), 11 states have internal predecessors, (161), 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) [2021-11-13 19:00:35,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:35,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:35,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:35,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:35,476 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:35,477 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:35,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:35,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:35,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:35,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:35,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:35,800 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:35,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:35,801 INFO L85 PathProgramCache]: Analyzing trace with hash 802555801, now seen corresponding path program 1 times [2021-11-13 19:00:35,801 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:35,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1358653182] [2021-11-13 19:00:35,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:35,802 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:35,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:35,803 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:35,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-13 19:00:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:35,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 19:00:35,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:36,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:36,221 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:36,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:36,507 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:36,507 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1358653182] [2021-11-13 19:00:36,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1358653182] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:36,508 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:36,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 19:00:36,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832479301] [2021-11-13 19:00:36,508 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:36,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 19:00:36,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:36,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 19:00:36,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 19:00:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:36,513 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:36,513 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.25) internal successors, (135), 12 states have internal predecessors, (135), 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) [2021-11-13 19:00:36,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:36,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:36,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:36,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:36,786 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,787 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,787 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,787 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,788 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,788 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,789 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,789 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,789 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,790 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,790 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,790 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,791 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,818 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,819 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,832 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,833 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,833 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,833 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,834 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,834 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,864 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,865 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,866 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,866 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,867 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,867 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,867 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,868 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,868 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,869 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,869 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,869 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,870 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,870 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,898 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,899 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,899 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,900 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,900 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,901 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,901 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,901 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,902 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,902 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,903 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,903 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,904 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:36,906 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:37,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:37,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:37,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:37,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:37,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:37,542 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:37,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:37,542 INFO L85 PathProgramCache]: Analyzing trace with hash 689771467, now seen corresponding path program 2 times [2021-11-13 19:00:37,543 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:37,543 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1576303133] [2021-11-13 19:00:37,544 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 19:00:37,544 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:37,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:37,546 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:37,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-13 19:00:37,710 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 19:00:37,710 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 19:00:37,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 19:00:37,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:38,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:38,011 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:38,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:38,395 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:38,395 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1576303133] [2021-11-13 19:00:38,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1576303133] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:38,396 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:38,396 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 19:00:38,396 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155863926] [2021-11-13 19:00:38,396 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:38,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 19:00:38,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:38,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 19:00:38,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 19:00:38,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:38,400 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:38,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.166666666666666) internal successors, (134), 12 states have internal predecessors, (134), 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) [2021-11-13 19:00:38,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:38,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:38,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:38,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:38,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:38,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:38,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:38,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:38,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:38,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:38,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:38,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:38,906 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:38,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:38,906 INFO L85 PathProgramCache]: Analyzing trace with hash 927017937, now seen corresponding path program 3 times [2021-11-13 19:00:38,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:38,907 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1955082705] [2021-11-13 19:00:38,908 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 19:00:38,908 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:38,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:38,909 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:38,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-13 19:00:39,085 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-13 19:00:39,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 19:00:39,086 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 19:00:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 19:00:39,423 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-13 19:00:39,423 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 19:00:39,424 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-13 19:00:39,424 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-13 19:00:39,424 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-13 19:00:39,424 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-13 19:00:39,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:39,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:39,655 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2021-11-13 19:00:39,655 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 19:00:39,659 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 19:00:39,659 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 19:00:39,840 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 19:00:39,843 INFO L158 Benchmark]: Toolchain (without parser) took 13833.85ms. Allocated memory was 65.0MB in the beginning and 188.7MB in the end (delta: 123.7MB). Free memory was 42.9MB in the beginning and 144.1MB in the end (delta: -101.2MB). Peak memory consumption was 113.7MB. Max. memory is 16.1GB. [2021-11-13 19:00:39,843 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 19:00:39,843 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1044.00ms. Allocated memory is still 65.0MB. Free memory was 42.8MB in the beginning and 34.5MB in the end (delta: 8.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 19:00:39,844 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.45ms. Allocated memory is still 65.0MB. Free memory was 34.5MB in the beginning and 31.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 19:00:39,844 INFO L158 Benchmark]: Boogie Preprocessor took 104.77ms. Allocated memory is still 65.0MB. Free memory was 31.9MB in the beginning and 29.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 19:00:39,845 INFO L158 Benchmark]: RCFGBuilder took 1400.39ms. Allocated memory was 65.0MB in the beginning and 94.4MB in the end (delta: 29.4MB). Free memory was 29.3MB in the beginning and 45.1MB in the end (delta: -15.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2021-11-13 19:00:39,845 INFO L158 Benchmark]: TraceAbstraction took 11169.41ms. Allocated memory was 94.4MB in the beginning and 188.7MB in the end (delta: 94.4MB). Free memory was 44.5MB in the beginning and 144.1MB in the end (delta: -99.6MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. [2021-11-13 19:00:39,848 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1044.00ms. Allocated memory is still 65.0MB. Free memory was 42.8MB in the beginning and 34.5MB in the end (delta: 8.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.45ms. Allocated memory is still 65.0MB. Free memory was 34.5MB in the beginning and 31.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.77ms. Allocated memory is still 65.0MB. Free memory was 31.9MB in the beginning and 29.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1400.39ms. Allocated memory was 65.0MB in the beginning and 94.4MB in the end (delta: 29.4MB). Free memory was 29.3MB in the beginning and 45.1MB in the end (delta: -15.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * TraceAbstraction took 11169.41ms. Allocated memory was 94.4MB in the beginning and 188.7MB in the end (delta: 94.4MB). Free memory was 44.5MB in the beginning and 144.1MB in the end (delta: -99.6MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 21705, positive: 21349, positive conditional: 19329, positive unconditional: 2020, negative: 356, negative conditional: 333, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21572, positive: 21349, positive conditional: 19329, positive unconditional: 2020, negative: 223, negative conditional: 200, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 21572, positive: 21349, positive conditional: 19329, positive unconditional: 2020, negative: 223, negative conditional: 200, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21772, positive: 21349, positive conditional: 19301, positive unconditional: 2048, negative: 423, negative conditional: 200, negative unconditional: 223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 21772, positive: 21349, positive conditional: 13414, positive unconditional: 7935, negative: 423, negative conditional: 146, negative unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21772, positive: 21349, positive conditional: 13414, positive unconditional: 7935, negative: 423, negative conditional: 146, negative unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2071, positive: 2044, positive conditional: 4, positive unconditional: 2040, negative: 27, negative conditional: 3, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2071, positive: 2036, positive conditional: 0, positive unconditional: 2036, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 27, negative conditional: 3, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 690, positive: 145, positive conditional: 127, positive unconditional: 18, negative: 546, negative conditional: 140, negative unconditional: 406, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 21772, positive: 19305, positive conditional: 13410, positive unconditional: 5895, negative: 396, negative conditional: 143, negative unconditional: 253, unknown: 2071, unknown conditional: 7, unknown unconditional: 2064] , Statistics on independence cache: Total cache size (in pairs): 2071, Positive cache size: 2044, Positive conditional cache size: 4, Positive unconditional cache size: 2040, Negative cache size: 27, Negative conditional cache size: 3, Negative unconditional cache size: 24, Eliminated conditions: 5941, Maximal queried relation: 1, Independence queries for same thread: 133 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 732.01ms, Number of persistent set computation: 1784, Number of trivial persistent sets: 1226, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2043, positive: 2020, positive conditional: 0, positive unconditional: 2020, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 21705, positive: 21349, positive conditional: 19329, positive unconditional: 2020, negative: 356, negative conditional: 333, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21572, positive: 21349, positive conditional: 19329, positive unconditional: 2020, negative: 223, negative conditional: 200, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 21572, positive: 21349, positive conditional: 19329, positive unconditional: 2020, negative: 223, negative conditional: 200, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21772, positive: 21349, positive conditional: 19301, positive unconditional: 2048, negative: 423, negative conditional: 200, negative unconditional: 223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 21772, positive: 21349, positive conditional: 13414, positive unconditional: 7935, negative: 423, negative conditional: 146, negative unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21772, positive: 21349, positive conditional: 13414, positive unconditional: 7935, negative: 423, negative conditional: 146, negative unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2071, positive: 2044, positive conditional: 4, positive unconditional: 2040, negative: 27, negative conditional: 3, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2071, positive: 2036, positive conditional: 0, positive unconditional: 2036, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 27, negative conditional: 3, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 690, positive: 145, positive conditional: 127, positive unconditional: 18, negative: 546, negative conditional: 140, negative unconditional: 406, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 21772, positive: 19305, positive conditional: 13410, positive unconditional: 5895, negative: 396, negative conditional: 143, negative unconditional: 253, unknown: 2071, unknown conditional: 7, unknown unconditional: 2064] , Statistics on independence cache: Total cache size (in pairs): 2071, Positive cache size: 2044, Positive conditional cache size: 4, Positive unconditional cache size: 2040, Negative cache size: 27, Negative conditional cache size: 3, Negative unconditional cache size: 24, Eliminated conditions: 5941, Maximal queried relation: 1, Independence queries for same thread: 133 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8003, positive: 7759, positive conditional: 6063, positive unconditional: 1696, negative: 244, negative conditional: 216, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7923, positive: 7759, positive conditional: 6063, positive unconditional: 1696, negative: 164, negative conditional: 136, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7923, positive: 7759, positive conditional: 6063, positive unconditional: 1696, negative: 164, negative conditional: 136, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8722, positive: 7759, positive conditional: 5734, positive unconditional: 2025, negative: 963, negative conditional: 799, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8722, positive: 7759, positive conditional: 993, positive unconditional: 6766, negative: 963, negative conditional: 68, negative unconditional: 895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8722, positive: 7759, positive conditional: 993, positive unconditional: 6766, negative: 963, negative conditional: 68, negative unconditional: 895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1734, positive: 1703, positive conditional: 7, positive unconditional: 1696, negative: 31, negative conditional: 2, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1734, positive: 1690, positive conditional: 0, positive unconditional: 1690, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 31, negative conditional: 2, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 594, positive: 68, positive conditional: 11, positive unconditional: 57, negative: 527, negative conditional: 4, negative unconditional: 523, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8722, positive: 6056, positive conditional: 986, positive unconditional: 5070, negative: 932, negative conditional: 66, negative unconditional: 866, unknown: 1734, unknown conditional: 9, unknown unconditional: 1725] , Statistics on independence cache: Total cache size (in pairs): 1734, Positive cache size: 1703, Positive conditional cache size: 7, Positive unconditional cache size: 1696, Negative cache size: 31, Negative conditional cache size: 2, Negative unconditional cache size: 29, Eliminated conditions: 5472, Maximal queried relation: 4, Independence queries for same thread: 80 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 602.23ms, Number of persistent set computation: 699, Number of trivial persistent sets: 464, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1724, positive: 1696, positive conditional: 0, positive unconditional: 1696, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8003, positive: 7759, positive conditional: 6063, positive unconditional: 1696, negative: 244, negative conditional: 216, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7923, positive: 7759, positive conditional: 6063, positive unconditional: 1696, negative: 164, negative conditional: 136, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7923, positive: 7759, positive conditional: 6063, positive unconditional: 1696, negative: 164, negative conditional: 136, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8722, positive: 7759, positive conditional: 5734, positive unconditional: 2025, negative: 963, negative conditional: 799, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8722, positive: 7759, positive conditional: 993, positive unconditional: 6766, negative: 963, negative conditional: 68, negative unconditional: 895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8722, positive: 7759, positive conditional: 993, positive unconditional: 6766, negative: 963, negative conditional: 68, negative unconditional: 895, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1734, positive: 1703, positive conditional: 7, positive unconditional: 1696, negative: 31, negative conditional: 2, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1734, positive: 1690, positive conditional: 0, positive unconditional: 1690, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 31, negative conditional: 2, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 594, positive: 68, positive conditional: 11, positive unconditional: 57, negative: 527, negative conditional: 4, negative unconditional: 523, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8722, positive: 6056, positive conditional: 986, positive unconditional: 5070, negative: 932, negative conditional: 66, negative unconditional: 866, unknown: 1734, unknown conditional: 9, unknown unconditional: 1725] , Statistics on independence cache: Total cache size (in pairs): 1734, Positive cache size: 1703, Positive conditional cache size: 7, Positive unconditional cache size: 1696, Negative cache size: 31, Negative conditional cache size: 2, Negative unconditional cache size: 29, Eliminated conditions: 5472, Maximal queried relation: 4, Independence queries for same thread: 80 - 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 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 19:00:39,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:40,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-11-13 19:00:40,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9762e70-1182-4114-b7cf-fe3d9c0f34b7/bin/ugemcutter-4ibYxwfQ6a/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 Result: ERROR: ExceptionOrErrorResult: NullPointerException: null