./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_07-cond_racing2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_07-cond_racing2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d --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 45d1947e02656e790dafd6ca03f6eadb14d0b370e2217b75740af9998d975bef --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:43:37,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:43:37,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:43:38,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:43:38,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:43:38,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:43:38,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:43:38,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:43:38,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:43:38,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:43:38,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:43:38,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:43:38,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:43:38,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:43:38,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:43:38,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:43:38,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:43:38,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:43:38,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:43:38,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:43:38,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:43:38,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:43:38,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:43:38,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:43:38,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:43:38,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:43:38,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:43:38,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:43:38,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:43:38,089 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:43:38,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:43:38,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:43:38,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:43:38,093 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:43:38,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:43:38,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:43:38,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:43:38,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:43:38,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:43:38,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:43:38,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:43:38,102 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-20 07:43:38,136 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:43:38,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:43:38,137 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:43:38,138 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:43:38,139 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:43:38,140 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:43:38,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:43:38,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:43:38,142 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:43:38,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:43:38,143 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:43:38,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:43:38,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:43:38,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:43:38,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:43:38,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:43:38,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:43:38,147 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:43:38,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:43:38,148 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:43:38,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:43:38,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:43:38,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:43:38,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-20 07:43:38,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:43:38,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:43:38,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:43:38,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:43:38,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:43:38,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:43:38,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:43:38,154 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:43:38,154 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-20 07:43:38,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:43:38,155 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-20 07:43:38,156 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-20 07:43:38,156 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_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45d1947e02656e790dafd6ca03f6eadb14d0b370e2217b75740af9998d975bef [2021-11-20 07:43:38,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:43:38,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:43:38,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:43:38,502 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:43:38,503 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:43:38,505 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/../../sv-benchmarks/c/goblint-regression/28-race_reach_07-cond_racing2.i [2021-11-20 07:43:38,588 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/data/14bfc98cc/42e55b672d4045689904c8fb397dcbe5/FLAG34237bff5 [2021-11-20 07:43:39,295 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:43:39,295 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/sv-benchmarks/c/goblint-regression/28-race_reach_07-cond_racing2.i [2021-11-20 07:43:39,322 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/data/14bfc98cc/42e55b672d4045689904c8fb397dcbe5/FLAG34237bff5 [2021-11-20 07:43:39,540 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/data/14bfc98cc/42e55b672d4045689904c8fb397dcbe5 [2021-11-20 07:43:39,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:43:39,545 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:43:39,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:43:39,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:43:39,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:43:39,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:43:39" (1/1) ... [2021-11-20 07:43:39,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48872b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:39, skipping insertion in model container [2021-11-20 07:43:39,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:43:39" (1/1) ... [2021-11-20 07:43:39,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:43:39,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:43:40,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/sv-benchmarks/c/goblint-regression/28-race_reach_07-cond_racing2.i[41322,41335] [2021-11-20 07:43:40,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:43:40,469 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:43:40,518 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/sv-benchmarks/c/goblint-regression/28-race_reach_07-cond_racing2.i[41322,41335] [2021-11-20 07:43:40,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:43:40,602 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:43:40,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40 WrapperNode [2021-11-20 07:43:40,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:43:40,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:43:40,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:43:40,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:43:40,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40" (1/1) ... [2021-11-20 07:43:40,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40" (1/1) ... [2021-11-20 07:43:40,666 INFO L137 Inliner]: procedures = 270, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2021-11-20 07:43:40,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:43:40,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:43:40,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:43:40,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:43:40,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40" (1/1) ... [2021-11-20 07:43:40,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40" (1/1) ... [2021-11-20 07:43:40,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40" (1/1) ... [2021-11-20 07:43:40,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40" (1/1) ... [2021-11-20 07:43:40,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40" (1/1) ... [2021-11-20 07:43:40,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40" (1/1) ... [2021-11-20 07:43:40,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40" (1/1) ... [2021-11-20 07:43:40,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:43:40,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:43:40,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:43:40,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:43:40,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40" (1/1) ... [2021-11-20 07:43:40,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:43:40,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:43:40,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:43:40,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:43:40,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:43:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:43:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 07:43:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 07:43:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-20 07:43:40,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:43:40,809 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-20 07:43:40,809 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-20 07:43:40,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 07:43:40,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:43:40,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:43:40,812 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-20 07:43:41,017 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:43:41,020 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:43:41,309 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:43:41,319 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:43:41,319 INFO L301 CfgBuilder]: Removed 10 assume(true) statements. [2021-11-20 07:43:41,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:43:41 BoogieIcfgContainer [2021-11-20 07:43:41,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:43:41,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 07:43:41,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 07:43:41,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 07:43:41,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:43:39" (1/3) ... [2021-11-20 07:43:41,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3da41bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:43:41, skipping insertion in model container [2021-11-20 07:43:41,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40" (2/3) ... [2021-11-20 07:43:41,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3da41bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:43:41, skipping insertion in model container [2021-11-20 07:43:41,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:43:41" (3/3) ... [2021-11-20 07:43:41,332 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_07-cond_racing2.i [2021-11-20 07:43:41,339 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-20 07:43:41,339 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 07:43:41,339 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 07:43:41,339 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-20 07:43:41,386 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,387 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,387 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,387 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,387 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,387 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,388 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,388 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,388 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,400 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,401 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:41,410 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-11-20 07:43:41,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-20 07:43:41,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:43:41,473 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-20 07:43:41,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-20 07:43:41,530 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-20 07:43:41,538 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 [2021-11-20 07:43:41,539 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-20 07:43:41,597 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:43:41,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:41,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1506802186, now seen corresponding path program 1 times [2021-11-20 07:43:41,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:41,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044870810] [2021-11-20 07:43:41,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:41,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:41,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:41,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:43:41,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044870810] [2021-11-20 07:43:41,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044870810] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:43:41,868 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:43:41,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 07:43:41,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501449355] [2021-11-20 07:43:41,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:43:41,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-20 07:43:41,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:43:41,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-20 07:43:41,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-20 07:43:41,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:41,920 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:43:41,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-11-20 07:43:41,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:41,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:41,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 07:43:41,963 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:43:41,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:41,970 INFO L85 PathProgramCache]: Analyzing trace with hash -1280613301, now seen corresponding path program 1 times [2021-11-20 07:43:41,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:41,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909970181] [2021-11-20 07:43:41,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:41,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:42,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:42,179 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:43:42,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909970181] [2021-11-20 07:43:42,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909970181] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:43:42,185 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:43:42,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:43:42,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20089777] [2021-11-20 07:43:42,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:43:42,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 07:43:42,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:43:42,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 07:43:42,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:43:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:42,194 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:43:42,195 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2021-11-20 07:43:42,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:42,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:42,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:42,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:43:42,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 07:43:42,427 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:43:42,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:42,428 INFO L85 PathProgramCache]: Analyzing trace with hash -500091251, now seen corresponding path program 1 times [2021-11-20 07:43:42,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:42,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49630511] [2021-11-20 07:43:42,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:42,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:42,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:42,569 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:43:42,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49630511] [2021-11-20 07:43:42,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49630511] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:43:42,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1461718389] [2021-11-20 07:43:42,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:42,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:43:42,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:43:42,573 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:43:42,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 07:43:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:42,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:43:42,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:43:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:42,948 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:43:43,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:43,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1461718389] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:43:43,180 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 07:43:43,181 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-20 07:43:43,181 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109852024] [2021-11-20 07:43:43,181 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 07:43:43,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-20 07:43:43,182 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:43:43,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-20 07:43:43,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-20 07:43:43,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:43,184 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:43:43,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.1) internal successors, (91), 10 states have internal predecessors, (91), 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) [2021-11-20 07:43:43,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:43,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:43:43,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:43,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:43,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:43:43,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:43:43,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 07:43:43,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:43:43,489 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:43:43,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:43,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1426448650, now seen corresponding path program 1 times [2021-11-20 07:43:43,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:43,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298867077] [2021-11-20 07:43:43,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:43,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:43:43,535 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:43:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:43:43,619 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:43:43,619 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 07:43:43,621 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2021-11-20 07:43:43,623 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2021-11-20 07:43:43,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 07:43:43,641 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-20 07:43:43,642 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-20 07:43:43,643 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-11-20 07:43:43,671 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,671 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,671 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,671 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,672 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,672 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,672 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,672 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,672 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,673 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,673 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,673 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,673 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,673 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,674 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,674 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,677 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,677 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,681 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,681 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,681 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,683 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,687 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,687 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,687 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,687 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,688 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,688 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,688 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,688 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,699 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,699 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,701 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,710 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,710 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:43,714 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-20 07:43:43,720 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-20 07:43:43,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:43:43,725 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-20 07:43:43,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-11-20 07:43:43,743 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-20 07:43:43,745 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 [2021-11-20 07:43:43,745 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-20 07:43:43,764 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:43:43,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:43,765 INFO L85 PathProgramCache]: Analyzing trace with hash 753145417, now seen corresponding path program 1 times [2021-11-20 07:43:43,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:43,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565214944] [2021-11-20 07:43:43,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:43,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:43,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:43,805 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:43:43,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565214944] [2021-11-20 07:43:43,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565214944] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:43:43,806 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:43:43,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 07:43:43,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9947270] [2021-11-20 07:43:43,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:43:43,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-20 07:43:43,807 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:43:43,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-20 07:43:43,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-20 07:43:43,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:43,808 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:43:43,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-11-20 07:43:43,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:43,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:43,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 07:43:43,814 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:43:43,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:43,815 INFO L85 PathProgramCache]: Analyzing trace with hash -2034270070, now seen corresponding path program 1 times [2021-11-20 07:43:43,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:43,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702012687] [2021-11-20 07:43:43,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:43,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:43,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:43,891 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:43:43,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702012687] [2021-11-20 07:43:43,891 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702012687] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:43:43,892 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:43:43,892 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:43:43,892 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941721693] [2021-11-20 07:43:43,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:43:43,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 07:43:43,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:43:43,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 07:43:43,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:43:43,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:43,896 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:43:43,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2021-11-20 07:43:43,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:43,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:44,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:44,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:43:44,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 07:43:44,067 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:43:44,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:44,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1026219400, now seen corresponding path program 1 times [2021-11-20 07:43:44,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:44,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183627644] [2021-11-20 07:43:44,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:44,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:44,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:44,171 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:43:44,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183627644] [2021-11-20 07:43:44,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183627644] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:43:44,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [157330383] [2021-11-20 07:43:44,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:44,172 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:43:44,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:43:44,178 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:43:44,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-20 07:43:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:44,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:43:44,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:43:44,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:44,537 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:43:44,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:44,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [157330383] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:43:44,750 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 07:43:44,750 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-20 07:43:44,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930240433] [2021-11-20 07:43:44,751 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 07:43:44,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-20 07:43:44,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:43:44,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-20 07:43:44,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-20 07:43:44,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:44,754 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:43:44,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.1) internal successors, (91), 10 states have internal predecessors, (91), 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) [2021-11-20 07:43:44,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:44,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:43:44,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:44,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:44,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:43:44,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:43:44,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-20 07:43:45,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-20 07:43:45,097 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:43:45,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:45,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1133667776, now seen corresponding path program 1 times [2021-11-20 07:43:45,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:45,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602959281] [2021-11-20 07:43:45,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:45,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:45,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:43:45,120 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:43:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:43:45,151 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:43:45,152 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 07:43:45,152 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2021-11-20 07:43:45,152 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2021-11-20 07:43:45,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-20 07:43:45,155 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-20 07:43:45,156 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-20 07:43:45,156 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-11-20 07:43:45,168 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,168 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,169 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,169 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,169 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,169 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,169 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,169 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,175 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,175 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,175 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,175 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,176 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,176 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,181 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,181 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,182 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,182 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,187 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,188 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,189 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,190 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,191 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,191 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:43:45,193 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-20 07:43:45,194 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-20 07:43:45,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:43:45,195 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-20 07:43:45,202 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-20 07:43:45,203 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 [2021-11-20 07:43:45,203 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-20 07:43:45,214 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:43:45,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:45,214 INFO L85 PathProgramCache]: Analyzing trace with hash 100400614, now seen corresponding path program 1 times [2021-11-20 07:43:45,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:45,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478579010] [2021-11-20 07:43:45,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:45,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:45,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2021-11-20 07:43:45,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:45,248 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:43:45,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478579010] [2021-11-20 07:43:45,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478579010] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:43:45,248 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:43:45,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 07:43:45,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331297165] [2021-11-20 07:43:45,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:43:45,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-20 07:43:45,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:43:45,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-20 07:43:45,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-20 07:43:45,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:45,250 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:43:45,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-11-20 07:43:45,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:45,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:45,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-20 07:43:45,254 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:43:45,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:45,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1607952423, now seen corresponding path program 1 times [2021-11-20 07:43:45,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:45,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996037744] [2021-11-20 07:43:45,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:45,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:45,283 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:43:45,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996037744] [2021-11-20 07:43:45,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996037744] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:43:45,284 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:43:45,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:43:45,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684576431] [2021-11-20 07:43:45,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:43:45,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 07:43:45,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:43:45,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 07:43:45,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:43:45,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:45,286 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:43:45,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2021-11-20 07:43:45,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:45,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:45,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:45,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:43:45,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-20 07:43:45,430 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:43:45,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:45,431 INFO L85 PathProgramCache]: Analyzing trace with hash -788208351, now seen corresponding path program 1 times [2021-11-20 07:43:45,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:45,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495479101] [2021-11-20 07:43:45,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:45,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:45,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:45,476 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:43:45,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495479101] [2021-11-20 07:43:45,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495479101] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:43:45,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [256958610] [2021-11-20 07:43:45,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:45,477 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:43:45,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:43:45,479 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:43:45,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-20 07:43:45,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:45,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:43:45,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:43:45,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:45,754 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:43:45,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:43:45,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [256958610] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:43:45,895 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 07:43:45,895 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-20 07:43:45,896 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784234436] [2021-11-20 07:43:45,896 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 07:43:45,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-20 07:43:45,897 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:43:45,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-20 07:43:45,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-20 07:43:45,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:45,899 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:43:45,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.1) internal successors, (91), 10 states have internal predecessors, (91), 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) [2021-11-20 07:43:45,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:45,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:43:45,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:46,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:46,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:43:46,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:43:46,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-20 07:43:46,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-20 07:43:46,286 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:43:46,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:46,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1190125784, now seen corresponding path program 1 times [2021-11-20 07:43:46,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:46,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516770844] [2021-11-20 07:43:46,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:46,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:46,388 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-20 07:43:46,389 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:43:46,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516770844] [2021-11-20 07:43:46,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516770844] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:43:46,389 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:43:46,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:43:46,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648856194] [2021-11-20 07:43:46,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:43:46,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 07:43:46,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:43:46,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:43:46,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:43:46,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:46,391 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:43:46,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 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) [2021-11-20 07:43:46,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:43:46,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:43:46,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:43:46,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:08,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:08,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:08,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:44:08,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-20 07:44:08,121 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:08,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:08,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1095103570, now seen corresponding path program 1 times [2021-11-20 07:44:08,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:08,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065012525] [2021-11-20 07:44:08,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:08,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:08,218 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:08,219 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:08,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065012525] [2021-11-20 07:44:08,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065012525] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:44:08,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059488627] [2021-11-20 07:44:08,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:08,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:44:08,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:44:08,221 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:44:08,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-20 07:44:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:08,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-20 07:44:08,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:44:08,545 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:08,545 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:44:08,851 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:08,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1059488627] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:44:08,852 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 07:44:08,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-11-20 07:44:08,856 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078375674] [2021-11-20 07:44:08,856 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 07:44:08,857 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-20 07:44:08,857 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:08,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-20 07:44:08,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-11-20 07:44:08,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:08,859 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:08,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.722222222222222) internal successors, (139), 18 states have internal predecessors, (139), 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) [2021-11-20 07:44:08,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:08,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:08,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:08,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:44:08,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:08,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:08,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:08,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:08,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:44:08,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-20 07:44:09,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-20 07:44:09,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-20 07:44:09,213 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:09,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:09,213 INFO L85 PathProgramCache]: Analyzing trace with hash 94495693, now seen corresponding path program 1 times [2021-11-20 07:44:09,213 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:09,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395220156] [2021-11-20 07:44:09,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:09,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:44:09,235 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:44:09,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:44:09,284 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:44:09,284 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 07:44:09,284 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2021-11-20 07:44:09,285 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2021-11-20 07:44:09,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-20 07:44:09,287 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-20 07:44:09,288 WARN L234 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-20 07:44:09,288 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-11-20 07:44:09,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,305 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,305 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,306 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,306 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,312 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,312 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,312 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,312 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,312 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,313 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,313 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,313 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,313 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,313 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,314 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,314 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,323 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,323 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,323 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,323 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,333 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,333 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,334 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,334 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,341 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,341 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,343 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,344 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,346 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,346 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,349 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,349 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,350 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,350 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:09,352 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-20 07:44:09,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-20 07:44:09,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:44:09,357 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-20 07:44:09,362 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-20 07:44:09,363 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 [2021-11-20 07:44:09,363 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-20 07:44:09,379 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:09,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:09,381 INFO L85 PathProgramCache]: Analyzing trace with hash -451432223, now seen corresponding path program 1 times [2021-11-20 07:44:09,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:09,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086649745] [2021-11-20 07:44:09,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:09,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:09,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2021-11-20 07:44:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:09,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:09,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086649745] [2021-11-20 07:44:09,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086649745] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:44:09,406 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:44:09,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 07:44:09,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753466903] [2021-11-20 07:44:09,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:44:09,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-20 07:44:09,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:09,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-20 07:44:09,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-20 07:44:09,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:09,409 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:09,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-11-20 07:44:09,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:09,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:09,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-20 07:44:09,412 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:09,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:09,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1056119586, now seen corresponding path program 1 times [2021-11-20 07:44:09,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:09,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828302207] [2021-11-20 07:44:09,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:09,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:09,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:09,442 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:09,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828302207] [2021-11-20 07:44:09,443 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828302207] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:44:09,443 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:44:09,443 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:44:09,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807529176] [2021-11-20 07:44:09,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:44:09,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 07:44:09,444 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:09,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 07:44:09,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:44:09,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:09,445 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:09,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2021-11-20 07:44:09,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:09,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:09,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:09,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:09,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-20 07:44:09,579 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:09,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:09,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1648407208, now seen corresponding path program 1 times [2021-11-20 07:44:09,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:09,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248271033] [2021-11-20 07:44:09,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:09,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:09,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:09,630 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:09,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248271033] [2021-11-20 07:44:09,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248271033] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:44:09,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [981183877] [2021-11-20 07:44:09,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:09,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:44:09,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:44:09,636 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:44:09,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-20 07:44:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:09,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:44:09,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:44:09,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:09,844 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:44:09,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:09,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [981183877] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:44:09,965 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 07:44:09,965 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-20 07:44:09,966 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563722286] [2021-11-20 07:44:09,966 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 07:44:09,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-20 07:44:09,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:09,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-20 07:44:09,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-20 07:44:09,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:09,968 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:09,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.1) internal successors, (91), 10 states have internal predecessors, (91), 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) [2021-11-20 07:44:09,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:09,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:09,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:10,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:10,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:10,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:10,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-20 07:44:10,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-11-20 07:44:10,273 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:10,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:10,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1211080057, now seen corresponding path program 1 times [2021-11-20 07:44:10,273 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:10,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346183272] [2021-11-20 07:44:10,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:10,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:10,399 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-20 07:44:10,399 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:10,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346183272] [2021-11-20 07:44:10,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346183272] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:44:10,400 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:44:10,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:44:10,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207567095] [2021-11-20 07:44:10,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:44:10,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 07:44:10,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:10,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:44:10,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:44:10,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:10,402 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:10,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 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) [2021-11-20 07:44:10,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:10,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:10,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:10,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:27,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:44:27,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-20 07:44:27,267 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:27,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:27,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1123270109, now seen corresponding path program 1 times [2021-11-20 07:44:27,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:27,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172871169] [2021-11-20 07:44:27,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:27,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,335 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:27,335 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:27,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172871169] [2021-11-20 07:44:27,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172871169] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:44:27,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1658004612] [2021-11-20 07:44:27,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:27,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:44:27,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:44:27,342 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:44:27,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-20 07:44:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-20 07:44:27,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:44:27,652 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:27,652 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:44:27,899 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:27,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1658004612] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:44:27,900 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 07:44:27,900 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-11-20 07:44:27,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194064380] [2021-11-20 07:44:27,901 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 07:44:27,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-20 07:44:27,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:27,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-20 07:44:27,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-11-20 07:44:27,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:27,906 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:27,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.722222222222222) internal successors, (139), 18 states have internal predecessors, (139), 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) [2021-11-20 07:44:27,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:27,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:27,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:27,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:44:27,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:28,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:28,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:28,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:28,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:44:28,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-20 07:44:28,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-20 07:44:28,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:44:28,253 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:28,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:28,253 INFO L85 PathProgramCache]: Analyzing trace with hash -219963599, now seen corresponding path program 1 times [2021-11-20 07:44:28,253 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:28,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876765662] [2021-11-20 07:44:28,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:28,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:44:28,265 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:44:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:44:28,291 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:44:28,291 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 07:44:28,291 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2021-11-20 07:44:28,292 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2021-11-20 07:44:28,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-20 07:44:28,294 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-20 07:44:28,294 WARN L234 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-20 07:44:28,294 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-11-20 07:44:28,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,305 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,306 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,306 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,306 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,311 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,312 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,312 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,312 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,312 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,312 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,312 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,312 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,313 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,313 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,313 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,313 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,313 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,317 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,317 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,318 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,318 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,323 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,323 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,324 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,324 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,329 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,329 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,329 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,329 WARN L322 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,329 WARN L322 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,330 WARN L322 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,330 WARN L322 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,335 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,336 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,337 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,337 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,339 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,340 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,341 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,342 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,343 WARN L322 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,344 WARN L322 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:28,345 INFO L148 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-11-20 07:44:28,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-20 07:44:28,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:44:28,349 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-20 07:44:28,355 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-20 07:44:28,356 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 [2021-11-20 07:44:28,356 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-20 07:44:28,360 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:28,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:28,361 INFO L85 PathProgramCache]: Analyzing trace with hash -902353094, now seen corresponding path program 1 times [2021-11-20 07:44:28,361 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:28,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865765470] [2021-11-20 07:44:28,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:28,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (12)] Waiting until timeout for monitored process [2021-11-20 07:44:28,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:28,378 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:28,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865765470] [2021-11-20 07:44:28,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865765470] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:44:28,378 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:44:28,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 07:44:28,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525070993] [2021-11-20 07:44:28,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:44:28,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-20 07:44:28,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:28,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-20 07:44:28,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-20 07:44:28,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:28,380 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:28,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-11-20 07:44:28,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:28,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:28,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-20 07:44:28,382 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:28,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:28,383 INFO L85 PathProgramCache]: Analyzing trace with hash 605198715, now seen corresponding path program 1 times [2021-11-20 07:44:28,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:28,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653315241] [2021-11-20 07:44:28,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:28,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:28,403 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:28,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653315241] [2021-11-20 07:44:28,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653315241] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:44:28,404 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:44:28,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:44:28,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624268835] [2021-11-20 07:44:28,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:44:28,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 07:44:28,405 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:28,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 07:44:28,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:44:28,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:28,406 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:28,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2021-11-20 07:44:28,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:28,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:28,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:28,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:28,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-20 07:44:28,521 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:28,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:28,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1554377171, now seen corresponding path program 1 times [2021-11-20 07:44:28,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:28,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772242470] [2021-11-20 07:44:28,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:28,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:28,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:28,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772242470] [2021-11-20 07:44:28,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772242470] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:44:28,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [162114846] [2021-11-20 07:44:28,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:28,557 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:44:28,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:44:28,562 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:44:28,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-20 07:44:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:44:28,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:44:29,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:29,148 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:44:29,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:29,283 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [162114846] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:44:29,283 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 07:44:29,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-20 07:44:29,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779791380] [2021-11-20 07:44:29,284 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 07:44:29,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-20 07:44:29,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:29,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-20 07:44:29,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-20 07:44:29,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:29,285 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:29,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.1) internal successors, (91), 10 states have internal predecessors, (91), 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) [2021-11-20 07:44:29,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:29,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:29,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:29,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:29,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:29,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:29,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-20 07:44:29,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-11-20 07:44:29,605 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:29,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:29,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1621213012, now seen corresponding path program 1 times [2021-11-20 07:44:29,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:29,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924119482] [2021-11-20 07:44:29,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:29,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:29,673 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-20 07:44:29,673 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:29,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924119482] [2021-11-20 07:44:29,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924119482] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:44:29,674 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:44:29,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:44:29,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457690129] [2021-11-20 07:44:29,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:44:29,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 07:44:29,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:29,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:44:29,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:44:29,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:29,677 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:29,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 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) [2021-11-20 07:44:29,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:29,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:29,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:29,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:46,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:46,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:46,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:46,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:44:46,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-20 07:44:46,794 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:46,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:46,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1768368086, now seen corresponding path program 1 times [2021-11-20 07:44:46,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:46,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087859093] [2021-11-20 07:44:46,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:46,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:46,866 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:46,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:46,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087859093] [2021-11-20 07:44:46,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087859093] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:44:46,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102952530] [2021-11-20 07:44:46,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:46,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:44:46,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:44:46,877 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:44:46,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-20 07:44:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:46,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-20 07:44:46,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:44:47,195 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:47,195 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:44:47,431 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:47,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [102952530] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:44:47,431 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 07:44:47,431 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-11-20 07:44:47,431 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434715286] [2021-11-20 07:44:47,431 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 07:44:47,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-20 07:44:47,432 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:47,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-20 07:44:47,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-11-20 07:44:47,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:47,433 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:47,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.722222222222222) internal successors, (139), 18 states have internal predecessors, (139), 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) [2021-11-20 07:44:47,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:47,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:47,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:47,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:44:47,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:47,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:47,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:47,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:47,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:44:47,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:44:47,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-20 07:44:47,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-11-20 07:44:47,846 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:47,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:47,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1000398316, now seen corresponding path program 1 times [2021-11-20 07:44:47,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:47,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032571295] [2021-11-20 07:44:47,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:47,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:44:47,863 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:44:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:44:47,898 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:44:47,898 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 07:44:47,898 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2021-11-20 07:44:47,898 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2021-11-20 07:44:47,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-20 07:44:47,901 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-20 07:44:47,901 WARN L234 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-20 07:44:47,901 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2021-11-20 07:44:47,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,914 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,914 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,915 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,915 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,921 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,921 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,921 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,922 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,927 WARN L322 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,927 WARN L322 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,928 WARN L322 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,928 WARN L322 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,933 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,933 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,934 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,934 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,939 WARN L322 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,939 WARN L322 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,940 WARN L322 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,940 WARN L322 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,945 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,945 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,945 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,946 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,952 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,952 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,953 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,954 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,954 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,955 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,956 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,956 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,957 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,958 WARN L322 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,959 WARN L322 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,960 WARN L322 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,961 WARN L322 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:44:47,962 INFO L148 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2021-11-20 07:44:47,963 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-20 07:44:47,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:44:47,969 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-20 07:44:47,975 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-20 07:44:47,975 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 [2021-11-20 07:44:47,975 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-20 07:44:47,980 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:47,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:47,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1252361999, now seen corresponding path program 1 times [2021-11-20 07:44:47,980 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:47,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294523267] [2021-11-20 07:44:47,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:47,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:47,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:47,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (15)] Waiting until timeout for monitored process [2021-11-20 07:44:48,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:48,002 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:48,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294523267] [2021-11-20 07:44:48,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294523267] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:44:48,003 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:44:48,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 07:44:48,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846336709] [2021-11-20 07:44:48,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:44:48,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-20 07:44:48,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:48,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-20 07:44:48,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-20 07:44:48,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,005 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:48,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-11-20 07:44:48,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-20 07:44:48,007 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:48,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:48,007 INFO L85 PathProgramCache]: Analyzing trace with hash 255189810, now seen corresponding path program 1 times [2021-11-20 07:44:48,007 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:48,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248836475] [2021-11-20 07:44:48,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:48,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:48,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:48,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:48,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248836475] [2021-11-20 07:44:48,036 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248836475] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:44:48,036 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:44:48,036 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:44:48,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828272481] [2021-11-20 07:44:48,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:44:48,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 07:44:48,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:48,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 07:44:48,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:44:48,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,038 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:48,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2021-11-20 07:44:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:48,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-20 07:44:48,156 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:48,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:48,157 INFO L85 PathProgramCache]: Analyzing trace with hash -506118240, now seen corresponding path program 1 times [2021-11-20 07:44:48,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:48,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605144418] [2021-11-20 07:44:48,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:48,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:48,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:48,195 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:48,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605144418] [2021-11-20 07:44:48,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605144418] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:44:48,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1992486022] [2021-11-20 07:44:48,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:48,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:44:48,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:44:48,202 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:44:48,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-20 07:44:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:48,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:44:48,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:44:48,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:48,436 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:44:48,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:44:48,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1992486022] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:44:48,564 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 07:44:48,564 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-20 07:44:48,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565067487] [2021-11-20 07:44:48,564 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 07:44:48,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-20 07:44:48,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:48,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-20 07:44:48,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-20 07:44:48,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,566 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:48,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.1) internal successors, (91), 10 states have internal predecessors, (91), 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) [2021-11-20 07:44:48,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:48,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:48,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:48,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2021-11-20 07:44:48,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_900f1379-b8ef-4e75-980b-8568d642c68f/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-11-20 07:44:48,872 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-20 07:44:48,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:48,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1097070399, now seen corresponding path program 1 times [2021-11-20 07:44:48,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:48,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468759921] [2021-11-20 07:44:48,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:48,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:48,929 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-20 07:44:48,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:48,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468759921] [2021-11-20 07:44:48,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468759921] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:44:48,930 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:44:48,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:44:48,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320642735] [2021-11-20 07:44:48,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:44:48,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 07:44:48,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:48,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:44:48,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:44:48,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,932 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:44:48,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 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) [2021-11-20 07:44:48,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:44:48,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:44:48,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:44:48,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.