./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm --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 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:04:28,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:04:28,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:04:28,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:04:28,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:04:28,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:04:28,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:04:28,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:04:28,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:04:28,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:04:28,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:04:28,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:04:28,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:04:28,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:04:28,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:04:28,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:04:28,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:04:28,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:04:28,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:04:28,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:04:28,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:04:28,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:04:28,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:04:28,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:04:28,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:04:28,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:04:28,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:04:28,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:04:28,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:04:28,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:04:28,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:04:28,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:04:28,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:04:28,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:04:28,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:04:28,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:04:28,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:04:28,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:04:28,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:04:28,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:04:28,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:04:28,547 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-02 22:04:28,575 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:04:28,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:04:28,576 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:04:28,576 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:04:28,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:04:28,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:04:28,578 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:04:28,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:04:28,578 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:04:28,579 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:04:28,579 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:04:28,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:04:28,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:04:28,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:04:28,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:04:28,580 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:04:28,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:04:28,580 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:04:28,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:04:28,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:04:28,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:04:28,582 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-02 22:04:28,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:04:28,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:04:28,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:04:28,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:04:28,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:04:28,583 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:04:28,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:04:28,583 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:04:28,584 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-02 22:04:28,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:04:28,584 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-02 22:04:28,584 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-02 22:04:28,585 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_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa [2021-11-02 22:04:28,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:04:28,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:04:28,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:04:28,855 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:04:28,856 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:04:28,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i [2021-11-02 22:04:28,936 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/data/a6e761486/d07755ecb96c47949e3057a2148a0d16/FLAG75f6b4ed9 [2021-11-02 22:04:29,476 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:04:29,477 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i [2021-11-02 22:04:29,503 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/data/a6e761486/d07755ecb96c47949e3057a2148a0d16/FLAG75f6b4ed9 [2021-11-02 22:04:29,778 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/data/a6e761486/d07755ecb96c47949e3057a2148a0d16 [2021-11-02 22:04:29,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:04:29,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:04:29,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:04:29,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:04:29,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:04:29,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:04:29" (1/1) ... [2021-11-02 22:04:29,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f36adb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:29, skipping insertion in model container [2021-11-02 22:04:29,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:04:29" (1/1) ... [2021-11-02 22:04:29,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:04:29,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:04:30,461 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i[47038,47051] [2021-11-02 22:04:30,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:04:30,624 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:04:30,674 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i[47038,47051] [2021-11-02 22:04:30,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:04:30,774 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:04:30,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:30 WrapperNode [2021-11-02 22:04:30,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:04:30,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:04:30,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:04:30,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:04:30,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:30" (1/1) ... [2021-11-02 22:04:30,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:30" (1/1) ... [2021-11-02 22:04:30,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:04:30,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:04:30,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:04:30,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:04:30,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:30" (1/1) ... [2021-11-02 22:04:30,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:30" (1/1) ... [2021-11-02 22:04:30,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:30" (1/1) ... [2021-11-02 22:04:30,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:30" (1/1) ... [2021-11-02 22:04:30,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:30" (1/1) ... [2021-11-02 22:04:30,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:30" (1/1) ... [2021-11-02 22:04:30,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:30" (1/1) ... [2021-11-02 22:04:30,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:04:30,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:04:30,966 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:04:30,967 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:04:30,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:30" (1/1) ... [2021-11-02 22:04:30,976 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:04:30,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:04:31,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 22:04:31,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 22:04:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:04:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-02 22:04:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2021-11-02 22:04:31,064 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2021-11-02 22:04:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 22:04:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 22:04:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2021-11-02 22:04:31,065 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2021-11-02 22:04:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 22:04:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-02 22:04:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-02 22:04:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-02 22:04:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:04:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:04:31,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:04:31,068 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-02 22:04:31,702 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:04:31,706 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-11-02 22:04:31,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:04:31 BoogieIcfgContainer [2021-11-02 22:04:31,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 22:04:31,712 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 22:04:31,712 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 22:04:31,715 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 22:04:31,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 10:04:29" (1/3) ... [2021-11-02 22:04:31,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b96a09d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:04:31, skipping insertion in model container [2021-11-02 22:04:31,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:30" (2/3) ... [2021-11-02 22:04:31,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b96a09d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:04:31, skipping insertion in model container [2021-11-02 22:04:31,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:04:31" (3/3) ... [2021-11-02 22:04:31,720 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_87-lists_racefree.i [2021-11-02 22:04:31,726 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-02 22:04:31,726 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 22:04:31,727 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-02 22:04:31,727 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-02 22:04:31,793 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,793 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,794 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,794 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,795 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,796 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,796 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,796 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,796 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,796 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,796 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,797 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,797 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,797 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,797 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,797 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,797 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,797 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,797 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,798 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,798 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,798 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,798 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,798 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,798 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,798 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,798 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,798 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,799 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,799 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,799 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,799 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,799 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,799 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,799 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,800 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,800 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,800 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,800 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,800 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,800 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,800 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,801 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,801 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,801 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,801 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,801 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,801 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,801 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,802 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,802 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,802 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,802 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,802 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,802 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,802 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,803 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,803 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,803 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,803 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,803 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,803 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,804 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,804 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,804 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,804 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,804 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,804 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,805 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,805 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,805 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,805 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,806 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,806 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,806 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,806 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,806 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,807 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,807 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,807 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,807 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,807 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,808 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,815 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,817 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,817 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,817 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,817 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,817 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,818 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,818 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,818 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,818 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,818 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,818 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,818 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,818 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,818 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,819 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,819 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,819 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,819 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,819 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,819 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,819 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,820 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,820 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,820 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,820 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,820 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,820 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,821 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,821 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,821 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,821 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,821 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,822 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,822 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,822 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,822 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,822 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,822 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,822 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,823 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,823 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,823 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,823 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,823 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,823 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,824 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,824 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,824 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,824 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,824 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,824 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,824 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,825 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,825 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,825 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,825 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,825 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,825 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,826 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,826 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,826 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,826 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,826 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,826 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,827 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,827 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,827 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,827 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,827 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,827 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,828 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,828 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,828 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,828 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,828 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,828 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,829 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,829 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,829 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,829 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,829 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,829 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,830 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,830 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,830 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,830 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,830 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,830 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,830 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,831 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,831 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,831 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,831 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,831 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,831 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,832 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,832 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,832 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,832 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,832 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,832 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,833 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,833 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,833 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,833 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,833 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,834 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,834 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,834 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,834 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,834 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,835 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,835 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,835 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,835 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,836 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,836 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,836 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,836 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,836 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,836 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,837 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,837 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,837 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,837 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,837 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,838 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,839 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,839 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,839 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,839 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,839 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,839 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,840 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,840 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,840 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,840 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,840 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,841 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,841 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,841 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,841 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,841 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,841 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,841 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,842 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,842 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,842 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,842 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,842 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,842 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,843 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,843 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,843 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,843 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,843 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,844 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,844 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,844 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,844 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,844 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,844 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,845 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,845 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,845 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,845 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,845 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,845 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,845 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,846 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,846 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,846 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,846 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,847 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,847 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,847 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,847 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,847 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,848 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,848 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,848 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,848 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,848 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,849 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,849 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,849 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,849 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,850 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,850 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,850 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,850 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,850 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,850 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,850 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,855 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,855 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,855 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,856 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,856 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,856 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,856 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,856 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,857 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,857 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,857 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,857 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,857 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,858 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,858 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,858 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,858 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,858 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,859 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,859 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,859 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,859 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,859 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,860 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,860 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,860 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,860 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,860 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,861 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,861 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,861 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,861 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,861 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,861 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,862 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,862 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,862 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,862 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,863 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,863 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,863 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,863 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,864 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,864 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,864 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,864 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,865 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,865 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,865 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,865 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,865 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,866 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,866 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,866 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,866 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,866 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,867 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,867 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,867 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,867 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,867 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,868 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,868 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,868 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,868 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,868 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,869 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,869 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,869 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,870 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,870 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,879 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,879 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,879 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,879 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,880 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,880 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,880 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,880 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,880 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,880 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,881 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,881 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,881 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,881 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,881 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,881 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,882 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,882 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,882 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,882 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,882 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,883 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,883 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,883 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,883 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,883 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,883 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,884 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,884 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,884 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,884 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,885 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,885 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,885 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,885 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,886 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,888 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,888 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,888 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,889 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,890 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,891 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,891 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,891 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,891 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,892 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,892 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,892 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,892 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,892 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,893 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,893 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,893 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,893 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,893 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,894 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,894 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,894 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,894 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,894 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,894 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,895 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,895 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,895 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,895 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,896 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,896 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,896 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,896 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,896 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,897 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,897 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,897 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,897 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,897 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,898 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,898 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,898 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,898 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,899 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,899 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,899 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,899 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,910 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,911 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,911 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,911 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,911 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,911 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,911 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,912 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,912 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,912 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,912 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,912 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,912 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,912 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,913 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,913 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,913 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,913 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,913 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,913 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,914 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,914 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,914 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,914 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,914 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,914 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,914 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,915 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,915 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,920 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,920 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,921 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,921 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,921 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,921 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,921 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,922 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,922 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,922 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,922 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,922 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,922 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,922 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,923 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,925 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,925 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,925 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,925 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,925 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,926 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,926 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,927 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,928 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,928 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,928 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,928 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,928 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:31,946 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-02 22:04:32,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-02 22:04:32,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:04:32,020 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-02 22:04:32,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-02 22:04:32,068 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2_funThread1of1ForFork1 ======== [2021-11-02 22:04:32,074 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 [2021-11-02 22:04:32,074 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-02 22:04:39,675 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:04:39,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:39,681 INFO L85 PathProgramCache]: Analyzing trace with hash 707819842, now seen corresponding path program 1 times [2021-11-02 22:04:39,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:39,691 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156991995] [2021-11-02 22:04:39,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:39,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:39,986 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-02 22:04:39,987 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:39,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156991995] [2021-11-02 22:04:39,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156991995] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:04:39,989 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:04:39,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 22:04:39,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394178572] [2021-11-02 22:04:39,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-02 22:04:39,997 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:40,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-02 22:04:40,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 22:04:40,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:40,015 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:40,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 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) [2021-11-02 22:04:40,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:44,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:44,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-02 22:04:44,841 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:04:44,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:44,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1880532008, now seen corresponding path program 1 times [2021-11-02 22:04:44,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:44,842 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331758383] [2021-11-02 22:04:44,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:44,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:44,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:04:44,996 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:44,997 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331758383] [2021-11-02 22:04:44,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331758383] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:04:44,998 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:04:44,998 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:04:44,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035035950] [2021-11-02 22:04:45,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:04:45,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:45,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:04:45,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:04:45,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:45,006 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:45,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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) [2021-11-02 22:04:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:45,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:45,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:45,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:45,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-02 22:04:45,067 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:04:45,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:45,067 INFO L85 PathProgramCache]: Analyzing trace with hash 992610171, now seen corresponding path program 1 times [2021-11-02 22:04:45,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:45,068 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978951315] [2021-11-02 22:04:45,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:45,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:45,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:45,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:04:45,254 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:45,255 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978951315] [2021-11-02 22:04:45,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978951315] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:04:45,255 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1217424890] [2021-11-02 22:04:45,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:45,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:04:45,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:04:45,262 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:04:45,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-02 22:04:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:45,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-02 22:04:45,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:04:45,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 22:04:45,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1217424890] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:04:45,758 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:04:45,758 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-02 22:04:45,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686733326] [2021-11-02 22:04:45,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:04:45,784 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:45,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:04:45,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-02 22:04:45,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:45,785 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:45,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 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) [2021-11-02 22:04:45,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:45,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:45,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:51,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:51,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:51,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:51,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-02 22:04:51,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-02 22:04:51,543 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:04:51,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:51,544 INFO L85 PathProgramCache]: Analyzing trace with hash -2109033201, now seen corresponding path program 1 times [2021-11-02 22:04:51,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:51,544 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344187706] [2021-11-02 22:04:51,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:51,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:51,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 22:04:51,671 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:51,671 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344187706] [2021-11-02 22:04:51,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344187706] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:04:51,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1344183230] [2021-11-02 22:04:51,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:51,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:04:51,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:04:51,679 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:04:51,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-02 22:04:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:51,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 22:04:51,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:04:52,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 22:04:52,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1344183230] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:04:52,189 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:04:52,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-02 22:04:52,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442657757] [2021-11-02 22:04:52,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 22:04:52,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:52,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 22:04:52,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:04:52,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:52,193 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:52,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 7 states have internal predecessors, (143), 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) [2021-11-02 22:04:52,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:52,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:52,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:52,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:52,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:52,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:52,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:52,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:04:52,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-02 22:04:52,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:04:52,475 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:04:52,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:52,475 INFO L85 PathProgramCache]: Analyzing trace with hash 779806002, now seen corresponding path program 2 times [2021-11-02 22:04:52,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:52,476 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738910518] [2021-11-02 22:04:52,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:52,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:52,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:52,621 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-02 22:04:52,622 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:52,622 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738910518] [2021-11-02 22:04:52,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738910518] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:04:52,628 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2005595701] [2021-11-02 22:04:52,629 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 22:04:52,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:04:52,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:04:52,631 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:04:52,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-02 22:04:53,074 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 22:04:53,074 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:04:53,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 22:04:53,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:04:53,435 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-02 22:04:53,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2005595701] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:04:53,435 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:04:53,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-02 22:04:53,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948555943] [2021-11-02 22:04:53,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 22:04:53,437 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:53,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 22:04:53,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:04:53,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:53,438 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:53,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.857142857142858) internal successors, (139), 7 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) [2021-11-02 22:04:53,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:53,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:53,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:53,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:04:53,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:13,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:13,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:13,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:13,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:13,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:13,773 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 22:05:13,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-02 22:05:13,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:13,983 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2021-11-02 22:05:13,989 INFO L308 ceAbstractionStarter]: Result for error location t2_funThread1of1ForFork1 was SAFE (1/2) [2021-11-02 22:05:13,997 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-02 22:05:14,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:05:14,003 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-02 22:05:14,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2021-11-02 22:05:14,034 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-02 22:05:14,035 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 [2021-11-02 22:05:14,035 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-02 22:05:15,157 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:05:15,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:05:15,158 INFO L85 PathProgramCache]: Analyzing trace with hash -118192417, now seen corresponding path program 1 times [2021-11-02 22:05:15,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:05:15,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57795540] [2021-11-02 22:05:15,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:15,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:05:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:15,184 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:15,184 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:05:15,185 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57795540] [2021-11-02 22:05:15,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57795540] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:05:15,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:05:15,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 22:05:15,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783552508] [2021-11-02 22:05:15,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-02 22:05:15,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:05:15,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-02 22:05:15,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 22:05:15,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:15,187 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:05:15,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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) [2021-11-02 22:05:15,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:15,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:15,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-02 22:05:15,190 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:05:15,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:05:15,191 INFO L85 PathProgramCache]: Analyzing trace with hash -903913857, now seen corresponding path program 1 times [2021-11-02 22:05:15,191 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:05:15,191 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571520501] [2021-11-02 22:05:15,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:15,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:05:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:15,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:05:15,224 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571520501] [2021-11-02 22:05:15,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571520501] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:05:15,225 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:05:15,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:05:15,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598170251] [2021-11-02 22:05:15,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:05:15,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:05:15,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:05:15,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:05:15,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:15,227 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:05:15,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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) [2021-11-02 22:05:15,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:15,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:15,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:15,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:15,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-02 22:05:15,244 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:05:15,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:05:15,245 INFO L85 PathProgramCache]: Analyzing trace with hash -897582750, now seen corresponding path program 1 times [2021-11-02 22:05:15,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:05:15,246 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126199821] [2021-11-02 22:05:15,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:15,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:05:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:15,308 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:15,308 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:05:15,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126199821] [2021-11-02 22:05:15,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126199821] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:15,309 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [595558277] [2021-11-02 22:05:15,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:15,309 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:15,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:05:15,315 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:05:15,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-02 22:05:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:15,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-02 22:05:15,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:05:15,682 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-02 22:05:15,683 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [595558277] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:05:15,683 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:05:15,683 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-02 22:05:15,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356923089] [2021-11-02 22:05:15,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:05:15,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:05:15,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:05:15,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-02 22:05:15,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:15,687 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:05:15,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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) [2021-11-02 22:05:15,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:15,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:15,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:15,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:15,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:15,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:15,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-02 22:05:15,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-02 22:05:15,934 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:05:15,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:05:15,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1285296516, now seen corresponding path program 1 times [2021-11-02 22:05:15,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:05:15,935 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368744945] [2021-11-02 22:05:15,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:15,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:05:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:16,029 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-02 22:05:16,030 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:05:16,030 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368744945] [2021-11-02 22:05:16,030 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368744945] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:16,035 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [289714624] [2021-11-02 22:05:16,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:16,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:16,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:05:16,036 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:05:16,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-02 22:05:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:16,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 22:05:16,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:05:16,444 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-02 22:05:16,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [289714624] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:16,445 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:05:16,445 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-02 22:05:16,445 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719938786] [2021-11-02 22:05:16,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 22:05:16,446 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:05:16,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 22:05:16,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:05:16,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:16,448 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:05:16,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:05:16,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:16,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:16,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:16,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:16,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:16,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:16,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:16,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:16,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-02 22:05:16,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:16,723 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:05:16,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:05:16,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1914893159, now seen corresponding path program 2 times [2021-11-02 22:05:16,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:05:16,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368140356] [2021-11-02 22:05:16,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:16,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:05:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:16,808 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-02 22:05:16,808 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:05:16,808 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368140356] [2021-11-02 22:05:16,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368140356] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:16,809 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961859655] [2021-11-02 22:05:16,809 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 22:05:16,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:16,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:05:16,816 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:05:16,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-02 22:05:17,068 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 22:05:17,068 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:05:17,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 22:05:17,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:05:17,298 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-02 22:05:17,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [961859655] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:17,299 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:05:17,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-02 22:05:17,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120636267] [2021-11-02 22:05:17,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 22:05:17,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:05:17,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 22:05:17,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:05:17,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:17,303 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:05:17,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 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) [2021-11-02 22:05:17,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:17,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:17,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:17,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:17,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:18,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:18,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:18,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:18,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:18,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:18,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-02 22:05:18,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:18,619 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:05:18,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:05:18,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1577126318, now seen corresponding path program 1 times [2021-11-02 22:05:18,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:05:18,620 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320378573] [2021-11-02 22:05:18,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:18,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:05:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:18,700 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:18,701 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:05:18,701 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320378573] [2021-11-02 22:05:18,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320378573] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:18,701 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [574592878] [2021-11-02 22:05:18,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:18,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:18,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:05:18,711 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:05:18,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-02 22:05:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:18,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-02 22:05:18,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:05:19,198 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:19,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [574592878] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:19,198 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:05:19,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-11-02 22:05:19,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755932871] [2021-11-02 22:05:19,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-02 22:05:19,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:05:19,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-02 22:05:19,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-02 22:05:19,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:19,202 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:05:19,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 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) [2021-11-02 22:05:19,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:19,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:19,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:19,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:19,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:19,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:19,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:05:19,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-02 22:05:19,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:19,503 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:05:19,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:05:19,503 INFO L85 PathProgramCache]: Analyzing trace with hash 760500431, now seen corresponding path program 2 times [2021-11-02 22:05:19,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:05:19,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866391324] [2021-11-02 22:05:19,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:19,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:05:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:19,620 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:19,621 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:05:19,621 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866391324] [2021-11-02 22:05:19,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866391324] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:19,621 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1572140184] [2021-11-02 22:05:19,622 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 22:05:19,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:19,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:05:19,623 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:05:19,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-02 22:05:19,948 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 22:05:19,948 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:05:19,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-02 22:05:19,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:05:20,222 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:20,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1572140184] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:20,224 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:05:20,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-11-02 22:05:20,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725635230] [2021-11-02 22:05:20,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-02 22:05:20,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:05:20,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-02 22:05:20,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-02 22:05:20,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:20,227 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:05:20,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.727272727272727) internal successors, (96), 11 states have internal predecessors, (96), 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) [2021-11-02 22:05:20,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:20,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:20,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:20,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:20,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:20,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:05:20,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:20,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:20,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:20,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:20,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:20,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:20,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:05:20,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:05:20,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-02 22:05:20,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:20,548 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:05:20,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:05:20,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1016656756, now seen corresponding path program 3 times [2021-11-02 22:05:20,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:05:20,552 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767941431] [2021-11-02 22:05:20,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:20,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:05:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:20,692 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:20,693 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:05:20,693 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767941431] [2021-11-02 22:05:20,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767941431] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:20,693 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1573793441] [2021-11-02 22:05:20,693 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-02 22:05:20,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:20,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:05:20,695 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:05:20,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-02 22:05:22,130 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-11-02 22:05:22,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:05:22,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-02 22:05:22,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:05:22,472 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:22,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1573793441] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:22,473 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:05:22,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-11-02 22:05:22,473 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315653988] [2021-11-02 22:05:22,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-02 22:05:22,474 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:05:22,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-02 22:05:22,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-11-02 22:05:22,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:22,474 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:05:22,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.461538461538462) internal successors, (110), 13 states have internal predecessors, (110), 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) [2021-11-02 22:05:22,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:22,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:22,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:22,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:22,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:22,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:05:22,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:05:22,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:22,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:22,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:22,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:05:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:05:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-02 22:05:22,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-02 22:05:22,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-02 22:05:22,830 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:05:22,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:05:22,830 INFO L85 PathProgramCache]: Analyzing trace with hash -275514999, now seen corresponding path program 4 times [2021-11-02 22:05:22,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:05:22,831 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941027584] [2021-11-02 22:05:22,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:22,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:05:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:22,983 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:22,983 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:05:22,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941027584] [2021-11-02 22:05:22,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941027584] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:22,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [930179174] [2021-11-02 22:05:22,983 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-02 22:05:22,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:22,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:05:22,985 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:05:23,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-02 22:05:25,019 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-02 22:05:25,019 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:05:25,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-02 22:05:25,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:05:25,395 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:25,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [930179174] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:25,395 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:05:25,396 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-11-02 22:05:25,396 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223575356] [2021-11-02 22:05:25,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-02 22:05:25,397 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:05:25,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-02 22:05:25,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-11-02 22:05:25,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:25,398 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:05:25,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.266666666666667) internal successors, (124), 15 states have internal predecessors, (124), 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) [2021-11-02 22:05:25,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:25,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:25,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:25,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:25,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:25,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:05:25,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:05:25,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-02 22:05:25,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:25,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:25,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:25,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:25,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:25,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:25,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:05:25,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:05:25,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-02 22:05:25,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-02 22:05:25,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-02 22:05:25,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-02 22:05:25,807 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:05:25,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:05:25,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1921771462, now seen corresponding path program 5 times [2021-11-02 22:05:25,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:05:25,808 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084514929] [2021-11-02 22:05:25,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:25,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:05:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:26,018 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:26,018 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:05:26,019 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084514929] [2021-11-02 22:05:26,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084514929] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:26,019 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89155145] [2021-11-02 22:05:26,019 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-02 22:05:26,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:26,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:05:26,021 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:05:26,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-02 22:05:48,598 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-11-02 22:05:48,598 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:05:48,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-02 22:05:48,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:05:49,045 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:49,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89155145] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:49,046 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:05:49,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-11-02 22:05:49,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206467261] [2021-11-02 22:05:49,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-02 22:05:49,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:05:49,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-02 22:05:49,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-11-02 22:05:49,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:49,049 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:05:49,049 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 8.117647058823529) internal successors, (138), 17 states have internal predecessors, (138), 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) [2021-11-02 22:05:49,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:49,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:49,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:49,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:49,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:49,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:05:49,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:05:49,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-02 22:05:49,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-02 22:05:49,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:49,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:05:49,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:49,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:05:49,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:49,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:05:49,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:05:49,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:05:49,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-02 22:05:49,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-02 22:05:49,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-02 22:05:49,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-02 22:05:49,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-02 22:05:49,491 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:05:49,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:05:49,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1599317827, now seen corresponding path program 6 times [2021-11-02 22:05:49,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:05:49,491 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673741062] [2021-11-02 22:05:49,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:05:49,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:05:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:05:49,687 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:05:49,687 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:05:49,687 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673741062] [2021-11-02 22:05:49,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673741062] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:05:49,688 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2070429960] [2021-11-02 22:05:49,688 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-02 22:05:49,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:05:49,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:05:49,689 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:05:49,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-02 22:06:47,538 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-11-02 22:06:47,539 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:06:47,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-02 22:06:47,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:06:48,031 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:06:48,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2070429960] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:06:48,031 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:06:48,031 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-11-02 22:06:48,031 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289115055] [2021-11-02 22:06:48,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-02 22:06:48,032 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:06:48,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-02 22:06:48,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-02 22:06:48,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:06:48,033 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:06:48,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 8.0) internal successors, (152), 19 states have internal predecessors, (152), 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) [2021-11-02 22:06:48,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:06:48,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:06:48,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:06:48,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:06:48,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:06:48,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:06:48,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:06:48,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-02 22:06:48,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-02 22:06:48,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-02 22:06:48,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:06:48,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:06:48,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:06:48,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:06:48,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:06:48,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:06:48,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:06:48,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:06:48,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-02 22:06:48,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-02 22:06:48,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-02 22:06:48,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-02 22:06:48,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-02 22:06:48,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:06:48,499 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:06:48,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:06:48,499 INFO L85 PathProgramCache]: Analyzing trace with hash 2017724416, now seen corresponding path program 7 times [2021-11-02 22:06:48,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:06:48,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840263348] [2021-11-02 22:06:48,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:06:48,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:06:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:06:48,800 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:06:48,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:06:48,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840263348] [2021-11-02 22:06:48,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840263348] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:06:48,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1024550015] [2021-11-02 22:06:48,801 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-02 22:06:48,801 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:06:48,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:06:48,807 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:06:48,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-02 22:06:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:06:49,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-02 22:06:49,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:06:49,765 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:06:49,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1024550015] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:06:49,766 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:06:49,766 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-11-02 22:06:49,766 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211420515] [2021-11-02 22:06:49,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-02 22:06:49,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:06:49,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-02 22:06:49,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-11-02 22:06:49,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:06:49,768 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:06:49,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 7.904761904761905) internal successors, (166), 21 states have internal predecessors, (166), 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) [2021-11-02 22:06:49,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:06:49,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:06:49,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:06:49,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:06:49,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:06:49,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:06:49,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:06:49,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-02 22:06:49,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-02 22:06:49,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-02 22:06:49,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-02 22:06:49,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:06:50,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:06:50,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:06:50,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:06:50,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:06:50,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:06:50,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:06:50,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:06:50,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-02 22:06:50,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-02 22:06:50,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-02 22:06:50,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-02 22:06:50,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-02 22:06:50,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-02 22:06:50,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:06:50,240 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:06:50,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:06:50,241 INFO L85 PathProgramCache]: Analyzing trace with hash -871769603, now seen corresponding path program 8 times [2021-11-02 22:06:50,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:06:50,241 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107111707] [2021-11-02 22:06:50,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:06:50,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:06:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:06:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:06:50,617 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:06:50,617 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107111707] [2021-11-02 22:06:50,617 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107111707] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:06:50,617 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1389747988] [2021-11-02 22:06:50,617 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 22:06:50,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:06:50,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:06:50,623 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:06:50,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-02 22:06:51,112 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 22:06:51,112 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:06:51,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-02 22:06:51,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:06:51,575 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:06:51,575 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1389747988] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:06:51,575 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:06:51,575 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-11-02 22:06:51,576 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90698783] [2021-11-02 22:06:51,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-02 22:06:51,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:06:51,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-02 22:06:51,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-02 22:06:51,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:06:51,577 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:06:51,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 7.826086956521739) internal successors, (180), 23 states have internal predecessors, (180), 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) [2021-11-02 22:06:51,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:06:51,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:06:51,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:06:51,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:06:51,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:06:51,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:06:51,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:06:51,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-02 22:06:51,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-02 22:06:51,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-02 22:06:51,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-02 22:06:51,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-02 22:06:51,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:06:51,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:06:51,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:06:51,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:06:51,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:06:51,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:06:51,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:06:51,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:06:51,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-02 22:06:51,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-02 22:06:51,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-02 22:06:51,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-02 22:06:51,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-02 22:06:51,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-02 22:06:51,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-02 22:06:52,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-02 22:06:52,122 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-02 22:06:52,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:06:52,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1834619590, now seen corresponding path program 9 times [2021-11-02 22:06:52,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:06:52,122 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564196365] [2021-11-02 22:06:52,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:06:52,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:06:52,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:06:52,438 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 0 proven. 640 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:06:52,438 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:06:52,438 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564196365] [2021-11-02 22:06:52,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564196365] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:06:52,439 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [533836233] [2021-11-02 22:06:52,439 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-02 22:06:52,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:06:52,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:06:52,440 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:06:52,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05b1c250-6a99-42aa-8c69-ed747c442452/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process