./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ --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 5fedede1a0cf545b0a275694256164e3eb4f49b22c80042adac647157728b27d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 04:33:04,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 04:33:04,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 04:33:04,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 04:33:04,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 04:33:04,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 04:33:04,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 04:33:04,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 04:33:04,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 04:33:04,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 04:33:04,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 04:33:04,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 04:33:04,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 04:33:04,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 04:33:04,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 04:33:04,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 04:33:04,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 04:33:04,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 04:33:04,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 04:33:04,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 04:33:04,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 04:33:04,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 04:33:04,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 04:33:04,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 04:33:04,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 04:33:04,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 04:33:04,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 04:33:04,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 04:33:04,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 04:33:04,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 04:33:04,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 04:33:04,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 04:33:04,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 04:33:04,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 04:33:04,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 04:33:04,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 04:33:04,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 04:33:04,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 04:33:04,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 04:33:04,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 04:33:04,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 04:33:04,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-25 04:33:04,851 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 04:33:04,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 04:33:04,852 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 04:33:04,852 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 04:33:04,854 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 04:33:04,854 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 04:33:04,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 04:33:04,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 04:33:04,855 INFO L138 SettingsManager]: * Use SBE=true [2021-11-25 04:33:04,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 04:33:04,857 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 04:33:04,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 04:33:04,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 04:33:04,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 04:33:04,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 04:33:04,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 04:33:04,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 04:33:04,858 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 04:33:04,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 04:33:04,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 04:33:04,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 04:33:04,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 04:33:04,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 04:33:04,860 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-25 04:33:04,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 04:33:04,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 04:33:04,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 04:33:04,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 04:33:04,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 04:33:04,862 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-25 04:33:04,863 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-25 04:33:04,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 04:33:04,863 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-25 04:33:04,864 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-25 04:33:04,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 04:33:04,864 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-25 04:33:04,864 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-25 04:33:04,864 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_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fedede1a0cf545b0a275694256164e3eb4f49b22c80042adac647157728b27d [2021-11-25 04:33:05,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 04:33:05,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 04:33:05,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 04:33:05,202 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 04:33:05,203 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 04:33:05,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2021-11-25 04:33:05,285 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/data/d5ca8a9f8/f63ded8f046a4307a5baf66c30ace64b/FLAG51f47bb13 [2021-11-25 04:33:05,861 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 04:33:05,862 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2021-11-25 04:33:05,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/data/d5ca8a9f8/f63ded8f046a4307a5baf66c30ace64b/FLAG51f47bb13 [2021-11-25 04:33:06,210 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/data/d5ca8a9f8/f63ded8f046a4307a5baf66c30ace64b [2021-11-25 04:33:06,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 04:33:06,214 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 04:33:06,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 04:33:06,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 04:33:06,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 04:33:06,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:33:06" (1/1) ... [2021-11-25 04:33:06,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4610a119 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06, skipping insertion in model container [2021-11-25 04:33:06,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:33:06" (1/1) ... [2021-11-25 04:33:06,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 04:33:06,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 04:33:06,529 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2021-11-25 04:33:06,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 04:33:06,548 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 04:33:06,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2021-11-25 04:33:06,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 04:33:06,605 INFO L208 MainTranslator]: Completed translation [2021-11-25 04:33:06,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06 WrapperNode [2021-11-25 04:33:06,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 04:33:06,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 04:33:06,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 04:33:06,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 04:33:06,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2021-11-25 04:33:06,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2021-11-25 04:33:06,666 INFO L137 Inliner]: procedures = 25, calls = 63, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 317 [2021-11-25 04:33:06,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 04:33:06,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 04:33:06,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 04:33:06,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 04:33:06,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2021-11-25 04:33:06,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2021-11-25 04:33:06,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2021-11-25 04:33:06,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2021-11-25 04:33:06,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2021-11-25 04:33:06,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2021-11-25 04:33:06,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2021-11-25 04:33:06,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 04:33:06,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 04:33:06,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 04:33:06,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 04:33:06,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2021-11-25 04:33:06,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 04:33:06,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 [2021-11-25 04:33:06,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 04:33:06,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 04:33:06,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 04:33:06,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 04:33:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 04:33:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 04:33:06,846 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-25 04:33:06,847 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-25 04:33:06,847 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-25 04:33:06,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-25 04:33:06,848 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-25 04:33:06,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-25 04:33:06,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 04:33:06,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-25 04:33:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-25 04:33:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 04:33:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 04:33:06,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 04:33:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 04:33:06,851 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-25 04:33:07,004 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 04:33:07,007 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 04:33:07,538 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 04:33:07,657 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 04:33:07,658 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-25 04:33:07,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:33:07 BoogieIcfgContainer [2021-11-25 04:33:07,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 04:33:07,662 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 04:33:07,662 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 04:33:07,668 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 04:33:07,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 04:33:06" (1/3) ... [2021-11-25 04:33:07,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c250c5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:33:07, skipping insertion in model container [2021-11-25 04:33:07,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (2/3) ... [2021-11-25 04:33:07,670 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c250c5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:33:07, skipping insertion in model container [2021-11-25 04:33:07,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:33:07" (3/3) ... [2021-11-25 04:33:07,672 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2021-11-25 04:33:07,685 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-25 04:33:07,686 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 04:33:07,686 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 04:33:07,686 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-25 04:33:07,729 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,729 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,730 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,730 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,730 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,730 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,730 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,730 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,731 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,731 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,731 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,731 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,731 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,731 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,732 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,732 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,732 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,732 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,733 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,733 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,733 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,734 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,734 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,734 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,734 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,734 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,735 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,735 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,735 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,735 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,735 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,735 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,736 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,736 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,736 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,736 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,736 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,737 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,737 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,737 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,737 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,737 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,738 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,738 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,738 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,738 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,738 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,738 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,739 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,739 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,739 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,739 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,739 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,739 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,740 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,740 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,740 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,740 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,740 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,740 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,741 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,741 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,741 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,741 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,741 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,742 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,742 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,742 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,742 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,742 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,743 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,743 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,743 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,743 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,744 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,744 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,744 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,744 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,744 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,744 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,745 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,745 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,745 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,745 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,745 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,745 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,746 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,746 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,746 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,746 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,746 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,746 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,749 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,749 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,749 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,750 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,750 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,750 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,750 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,750 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,750 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,751 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,751 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,751 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,751 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,752 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,752 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,752 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,752 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,752 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,753 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,753 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,753 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,753 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,753 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,753 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,754 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,754 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,754 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,754 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,754 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,755 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,755 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,755 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,755 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,755 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,755 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,756 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,756 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,756 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,756 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,757 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,757 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,757 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,758 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,758 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,758 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,758 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,758 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,758 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,759 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,759 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,759 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,759 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,762 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,763 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,763 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,763 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,763 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,763 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,765 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,765 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,765 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,768 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,768 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,769 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,769 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,769 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,769 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,770 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,770 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,770 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,770 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,770 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,771 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,771 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:07,774 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-25 04:33:07,849 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-25 04:33:07,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 [2021-11-25 04:33:07,855 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-25 04:33:07,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-25 04:33:07,909 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-25 04:33:07,923 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 [2021-11-25 04:33:07,923 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-25 04:33:08,310 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:08,311 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:08,312 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:08,378 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-25 04:33:08,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 04:33:08,385 INFO L85 PathProgramCache]: Analyzing trace with hash 500391665, now seen corresponding path program 1 times [2021-11-25 04:33:08,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-25 04:33:08,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726023010] [2021-11-25 04:33:08,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 04:33:08,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 04:33:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 04:33:08,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 04:33:08,762 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-25 04:33:08,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726023010] [2021-11-25 04:33:08,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726023010] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 04:33:08,767 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 04:33:08,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 04:33:08,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096112921] [2021-11-25 04:33:08,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 04:33:08,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 04:33:08,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-25 04:33:08,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 04:33:08,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 04:33:08,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:08,818 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-25 04:33:08,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 99.5) internal successors, (199), 2 states have internal predecessors, (199), 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) [2021-11-25 04:33:08,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:08,927 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:08,928 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:08,928 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:08,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 04:33:08,965 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-25 04:33:08,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 04:33:08,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1349164419, now seen corresponding path program 1 times [2021-11-25 04:33:08,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-25 04:33:08,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472568760] [2021-11-25 04:33:08,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 04:33:08,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 04:33:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 04:33:09,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 04:33:09,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-25 04:33:09,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472568760] [2021-11-25 04:33:09,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472568760] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 04:33:09,516 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 04:33:09,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-25 04:33:09,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124524438] [2021-11-25 04:33:09,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 04:33:09,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 04:33:09,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-25 04:33:09,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 04:33:09,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-25 04:33:09,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:09,519 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-25 04:33:09,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 33.166666666666664) internal successors, (199), 6 states have internal predecessors, (199), 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) [2021-11-25 04:33:09,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:09,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:09,645 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,646 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,646 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,670 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,670 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,671 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,682 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,682 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,682 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,710 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,711 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,711 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,719 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,720 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,720 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,853 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,854 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,854 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,862 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,862 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,862 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,870 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,871 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:09,871 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:10,043 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:10,044 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:10,044 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:10,053 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:10,053 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:10,054 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:10,060 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:10,061 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:10,061 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:10,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:10,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:10,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 04:33:10,189 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-25 04:33:10,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 04:33:10,189 INFO L85 PathProgramCache]: Analyzing trace with hash -293527126, now seen corresponding path program 1 times [2021-11-25 04:33:10,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-25 04:33:10,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212992840] [2021-11-25 04:33:10,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 04:33:10,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 04:33:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 04:33:10,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 04:33:10,491 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-25 04:33:10,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212992840] [2021-11-25 04:33:10,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212992840] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 04:33:10,491 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 04:33:10,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 04:33:10,492 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599542037] [2021-11-25 04:33:10,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 04:33:10,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 04:33:10,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-25 04:33:10,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 04:33:10,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 04:33:10,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:10,494 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-25 04:33:10,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.2) internal successors, (206), 5 states have internal predecessors, (206), 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) [2021-11-25 04:33:10,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:10,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:10,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:10,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:10,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:10,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:10,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 04:33:10,679 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-25 04:33:10,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 04:33:10,680 INFO L85 PathProgramCache]: Analyzing trace with hash 326079703, now seen corresponding path program 1 times [2021-11-25 04:33:10,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-25 04:33:10,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770492897] [2021-11-25 04:33:10,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 04:33:10,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 04:33:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 04:33:10,840 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 04:33:10,844 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-25 04:33:10,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770492897] [2021-11-25 04:33:10,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770492897] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 04:33:10,849 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 04:33:10,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 04:33:10,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126900835] [2021-11-25 04:33:10,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 04:33:10,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 04:33:10,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-25 04:33:10,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 04:33:10,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 04:33:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:10,855 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-25 04:33:10,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 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) [2021-11-25 04:33:10,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:10,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:10,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:10,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:10,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:10,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 04:33:10,917 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-25 04:33:10,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 04:33:10,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1518182061, now seen corresponding path program 2 times [2021-11-25 04:33:10,918 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-25 04:33:10,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87263490] [2021-11-25 04:33:10,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 04:33:10,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 04:33:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 04:33:11,081 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 04:33:11,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-25 04:33:11,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87263490] [2021-11-25 04:33:11,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87263490] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 04:33:11,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579783330] [2021-11-25 04:33:11,083 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-25 04:33:11,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 04:33:11,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 [2021-11-25 04:33:11,085 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 04:33:11,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 04:33:11,323 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-25 04:33:11,323 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 04:33:11,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 04:33:11,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 04:33:11,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 8 [2021-11-25 04:33:11,849 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 04:33:11,850 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 04:33:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 04:33:12,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1579783330] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 04:33:12,180 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 04:33:12,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 6 [2021-11-25 04:33:12,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472149590] [2021-11-25 04:33:12,181 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 04:33:12,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 04:33:12,182 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-25 04:33:12,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 04:33:12,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-25 04:33:12,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:12,183 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-25 04:33:12,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.5) internal successors, (237), 6 states have internal predecessors, (237), 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) [2021-11-25 04:33:12,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:12,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:12,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:12,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:12,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:12,326 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,327 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,327 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,342 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,342 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,343 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,517 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,517 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,517 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,564 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,564 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,565 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,726 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,727 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,727 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,794 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,795 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,795 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,800 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,801 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,801 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:12,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:12,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:12,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:12,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:12,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:12,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 04:33:13,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 04:33:13,086 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-25 04:33:13,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 04:33:13,086 INFO L85 PathProgramCache]: Analyzing trace with hash 352697373, now seen corresponding path program 3 times [2021-11-25 04:33:13,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-25 04:33:13,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480135456] [2021-11-25 04:33:13,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 04:33:13,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 04:33:13,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 04:33:13,299 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 04:33:13,322 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-25 04:33:13,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480135456] [2021-11-25 04:33:13,323 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480135456] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 04:33:13,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [339327727] [2021-11-25 04:33:13,323 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-25 04:33:13,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 04:33:13,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 [2021-11-25 04:33:13,330 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 04:33:13,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 04:33:13,511 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-25 04:33:13,511 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 04:33:13,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 04:33:13,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 04:33:14,320 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 04:33:14,320 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 04:33:14,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2021-11-25 04:33:15,183 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 04:33:15,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [339327727] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 04:33:15,184 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 04:33:15,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 12] total 30 [2021-11-25 04:33:15,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444124909] [2021-11-25 04:33:15,185 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 04:33:15,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-11-25 04:33:15,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-25 04:33:15,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-11-25 04:33:15,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=756, Unknown=0, NotChecked=0, Total=870 [2021-11-25 04:33:15,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:15,189 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-25 04:33:15,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 15.166666666666666) internal successors, (455), 30 states have internal predecessors, (455), 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) [2021-11-25 04:33:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:15,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:15,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:16,520 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,521 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,521 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,674 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,674 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,675 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,709 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,709 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,710 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,746 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,746 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,746 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,787 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,787 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:16,787 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,033 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,033 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,033 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,120 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,121 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,121 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,139 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,480 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,480 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,480 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,593 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,594 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,594 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,643 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,643 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:17,644 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,458 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,459 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,459 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,589 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,590 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,590 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,605 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,605 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,606 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,683 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,683 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,684 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,691 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,691 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,691 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,728 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,729 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,729 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,745 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,745 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,746 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,776 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,776 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,776 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,849 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,849 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,849 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,856 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,856 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,856 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,909 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,909 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,910 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,916 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,917 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,917 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,944 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,945 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,945 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,974 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,975 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:18,975 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,013 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,013 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,014 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,057 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,058 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,058 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,064 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,065 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,065 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,282 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,283 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,283 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:19,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:19,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:19,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:19,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:19,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:19,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-25 04:33:19,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 04:33:19,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 04:33:19,610 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-25 04:33:19,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 04:33:19,610 INFO L85 PathProgramCache]: Analyzing trace with hash 337581554, now seen corresponding path program 4 times [2021-11-25 04:33:19,610 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-25 04:33:19,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033909212] [2021-11-25 04:33:19,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 04:33:19,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 04:33:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 04:33:19,937 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 04:33:19,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-25 04:33:19,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033909212] [2021-11-25 04:33:19,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033909212] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 04:33:19,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495022544] [2021-11-25 04:33:19,938 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-25 04:33:19,939 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 04:33:19,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 [2021-11-25 04:33:19,940 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 04:33:19,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 04:33:20,096 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-25 04:33:20,097 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 04:33:20,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 04:33:20,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 04:33:20,488 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 04:33:20,489 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 04:33:20,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495022544] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 04:33:20,489 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 04:33:20,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2021-11-25 04:33:20,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307840298] [2021-11-25 04:33:20,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 04:33:20,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 04:33:20,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-25 04:33:20,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 04:33:20,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-11-25 04:33:20,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:20,493 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-25 04:33:20,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 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) [2021-11-25 04:33:20,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:20,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:20,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:20,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:20,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:20,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-11-25 04:33:20,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:20,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:20,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:20,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:20,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:20,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:20,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-25 04:33:20,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:20,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 04:33:20,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-25 04:33:20,806 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-25 04:33:20,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 04:33:20,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1264754104, now seen corresponding path program 5 times [2021-11-25 04:33:20,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-25 04:33:20,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160720725] [2021-11-25 04:33:20,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 04:33:20,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 04:33:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 04:33:21,047 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 04:33:21,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-25 04:33:21,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160720725] [2021-11-25 04:33:21,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160720725] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 04:33:21,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [451597694] [2021-11-25 04:33:21,049 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-25 04:33:21,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 04:33:21,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 [2021-11-25 04:33:21,050 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 04:33:21,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 04:33:21,229 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-11-25 04:33:21,229 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 04:33:21,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 553 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 04:33:21,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 04:33:21,684 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 04:33:21,684 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 04:33:21,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [451597694] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 04:33:21,685 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 04:33:21,685 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 17 [2021-11-25 04:33:21,685 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830109715] [2021-11-25 04:33:21,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 04:33:21,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 04:33:21,686 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-25 04:33:21,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 04:33:21,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2021-11-25 04:33:21,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:21,687 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-25 04:33:21,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.5) internal successors, (231), 6 states have internal predecessors, (231), 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) [2021-11-25 04:33:21,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:21,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:21,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:21,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:21,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:21,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-11-25 04:33:21,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:21,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:21,791 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:21,792 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:21,792 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:21,821 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:21,822 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:21,822 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:21,860 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:21,861 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:21,861 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:21,893 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:21,893 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:21,894 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:22,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:22,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:22,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:22,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:22,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-25 04:33:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:22,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 04:33:22,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-25 04:33:22,263 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-25 04:33:22,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 04:33:22,264 INFO L85 PathProgramCache]: Analyzing trace with hash -887721566, now seen corresponding path program 1 times [2021-11-25 04:33:22,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-25 04:33:22,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587928058] [2021-11-25 04:33:22,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 04:33:22,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 04:33:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 04:33:22,536 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 04:33:22,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-25 04:33:22,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587928058] [2021-11-25 04:33:22,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587928058] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 04:33:22,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266902551] [2021-11-25 04:33:22,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 04:33:22,538 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 04:33:22,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 [2021-11-25 04:33:22,554 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 04:33:22,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 04:33:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 04:33:22,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 04:33:22,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 04:33:23,080 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 04:33:23,080 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 04:33:23,080 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [266902551] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 04:33:23,081 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 04:33:23,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2021-11-25 04:33:23,081 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874384054] [2021-11-25 04:33:23,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 04:33:23,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 04:33:23,082 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-25 04:33:23,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 04:33:23,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-11-25 04:33:23,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:23,084 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-25 04:33:23,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 79.33333333333333) internal successors, (238), 3 states have internal predecessors, (238), 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) [2021-11-25 04:33:23,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-11-25 04:33:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:23,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:23,114 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:23,114 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:23,114 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:23,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:23,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:23,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:23,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:23,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:23,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-25 04:33:23,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:23,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:23,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:23,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-25 04:33:23,349 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 04:33:23,349 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-25 04:33:23,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 04:33:23,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1505827234, now seen corresponding path program 2 times [2021-11-25 04:33:23,350 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-25 04:33:23,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360948460] [2021-11-25 04:33:23,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 04:33:23,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 04:33:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 04:33:23,634 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 04:33:23,634 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-25 04:33:23,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360948460] [2021-11-25 04:33:23,634 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360948460] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 04:33:23,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191931519] [2021-11-25 04:33:23,635 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-25 04:33:23,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 04:33:23,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 [2021-11-25 04:33:23,636 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 04:33:23,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-25 04:33:23,836 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-25 04:33:23,837 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 04:33:23,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 04:33:23,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 04:33:24,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 04:33:24,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2021-11-25 04:33:24,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 04:33:24,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2021-11-25 04:33:25,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 8 [2021-11-25 04:33:25,187 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 04:33:25,188 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 04:33:25,375 WARN L838 $PredicateComparison]: unable to prove that (or (= |c_thread1Thread1of1ForFork0_#t~mem1#1| 2) (forall ((v_ArrVal_342 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_342) c_~q1~0.base) (+ (* c_~q1_back~0 4) c_~q1~0.offset)) 2)))) is different from false [2021-11-25 04:33:25,500 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_342 (Array Int Int)) (v_ArrVal_341 (Array Int Int))) (not (= 2 (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_341) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_342) c_~q1~0.base) (+ (* c_~q1_back~0 4) c_~q1~0.offset))))) (= |c_thread1Thread1of1ForFork0_#t~mem1#1| 2)) is different from false [2021-11-25 04:33:25,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2021-11-25 04:33:25,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 52 [2021-11-25 04:33:25,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2021-11-25 04:33:26,652 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 04:33:26,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191931519] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 04:33:26,653 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 04:33:26,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14, 14] total 33 [2021-11-25 04:33:26,654 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040110196] [2021-11-25 04:33:26,654 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 04:33:26,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-11-25 04:33:26,655 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-25 04:33:26,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-11-25 04:33:26,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=833, Unknown=2, NotChecked=118, Total=1056 [2021-11-25 04:33:26,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:26,657 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-25 04:33:26,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 14.515151515151516) internal successors, (479), 33 states have internal predecessors, (479), 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) [2021-11-25 04:33:26,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:26,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:26,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:26,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:26,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:26,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-11-25 04:33:26,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:26,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:26,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:26,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:27,503 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,503 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,503 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,510 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,511 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,511 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,534 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,534 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,534 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,554 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,554 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,554 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,560 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,561 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,561 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,578 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,579 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,579 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,586 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,586 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,586 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,592 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,592 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,593 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,638 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,639 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,639 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 04:33:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 04:33:27,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 04:33:27,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:27,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:27,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-25 04:33:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 04:33:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 04:33:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-25 04:33:27,790 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-25 04:33:27,791 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-25 04:33:27,791 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-25 04:33:27,791 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-25 04:33:27,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-25 04:33:28,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-25 04:33:28,023 INFO L732 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1, 1] [2021-11-25 04:33:28,027 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-25 04:33:28,027 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 04:33:28,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 04:33:28 BasicIcfg [2021-11-25 04:33:28,034 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 04:33:28,034 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 04:33:28,035 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 04:33:28,035 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 04:33:28,036 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:33:07" (3/4) ... [2021-11-25 04:33:28,039 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 04:33:28,046 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-11-25 04:33:28,047 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-11-25 04:33:28,048 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-11-25 04:33:28,059 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2021-11-25 04:33:28,059 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-25 04:33:28,060 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-25 04:33:28,060 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 04:33:28,137 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/witness.graphml [2021-11-25 04:33:28,138 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 04:33:28,139 INFO L158 Benchmark]: Toolchain (without parser) took 21924.12ms. Allocated memory was 96.5MB in the beginning and 373.3MB in the end (delta: 276.8MB). Free memory was 60.6MB in the beginning and 114.6MB in the end (delta: -54.0MB). Peak memory consumption was 223.0MB. Max. memory is 16.1GB. [2021-11-25 04:33:28,139 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory was 66.5MB in the beginning and 66.4MB in the end (delta: 24.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 04:33:28,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 390.27ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 60.4MB in the beginning and 100.6MB in the end (delta: -40.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 04:33:28,140 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.03ms. Allocated memory is still 127.9MB. Free memory was 100.6MB in the beginning and 97.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 04:33:28,141 INFO L158 Benchmark]: Boogie Preprocessor took 60.97ms. Allocated memory is still 127.9MB. Free memory was 97.6MB in the beginning and 96.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 04:33:28,141 INFO L158 Benchmark]: RCFGBuilder took 930.86ms. Allocated memory is still 127.9MB. Free memory was 96.1MB in the beginning and 64.0MB in the end (delta: 32.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-25 04:33:28,141 INFO L158 Benchmark]: TraceAbstraction took 20371.54ms. Allocated memory was 127.9MB in the beginning and 373.3MB in the end (delta: 245.4MB). Free memory was 63.4MB in the beginning and 118.8MB in the end (delta: -55.3MB). Peak memory consumption was 192.3MB. Max. memory is 16.1GB. [2021-11-25 04:33:28,142 INFO L158 Benchmark]: Witness Printer took 103.32ms. Allocated memory is still 373.3MB. Free memory was 118.8MB in the beginning and 114.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 04:33:28,145 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory was 66.5MB in the beginning and 66.4MB in the end (delta: 24.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 390.27ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 60.4MB in the beginning and 100.6MB in the end (delta: -40.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.03ms. Allocated memory is still 127.9MB. Free memory was 100.6MB in the beginning and 97.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.97ms. Allocated memory is still 127.9MB. Free memory was 97.6MB in the beginning and 96.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 930.86ms. Allocated memory is still 127.9MB. Free memory was 96.1MB in the beginning and 64.0MB in the end (delta: 32.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 20371.54ms. Allocated memory was 127.9MB in the beginning and 373.3MB in the end (delta: 245.4MB). Free memory was 63.4MB in the beginning and 118.8MB in the end (delta: -55.3MB). Peak memory consumption was 192.3MB. Max. memory is 16.1GB. * Witness Printer took 103.32ms. Allocated memory is still 373.3MB. Free memory was 118.8MB in the beginning and 114.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 97046, positive: 80780, positive conditional: 76228, positive unconditional: 4552, negative: 16266, negative conditional: 16237, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 81645, positive: 80780, positive conditional: 76228, positive unconditional: 4552, negative: 865, negative conditional: 836, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 81645, positive: 80780, positive conditional: 76228, positive unconditional: 4552, negative: 865, negative conditional: 836, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84160, positive: 80780, positive conditional: 74944, positive unconditional: 5836, negative: 3380, negative conditional: 2515, negative unconditional: 865, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 84160, positive: 80780, positive conditional: 26514, positive unconditional: 54266, negative: 3380, negative conditional: 1222, negative unconditional: 2158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 84160, positive: 80780, positive conditional: 26514, positive unconditional: 54266, negative: 3380, negative conditional: 1222, negative unconditional: 2158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3667, positive: 3571, positive conditional: 71, positive unconditional: 3500, negative: 96, negative conditional: 67, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3667, positive: 3516, positive conditional: 0, positive unconditional: 3516, negative: 151, negative conditional: 0, negative unconditional: 151, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 55, positive conditional: 52, positive unconditional: 3, negative: 96, negative conditional: 67, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 899, positive: 308, positive conditional: 264, positive unconditional: 44, negative: 591, negative conditional: 378, negative unconditional: 213, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 84160, positive: 77209, positive conditional: 26443, positive unconditional: 50766, negative: 3284, negative conditional: 1155, negative unconditional: 2129, unknown: 3667, unknown conditional: 138, unknown unconditional: 3529] , Statistics on independence cache: Total cache size (in pairs): 3667, Positive cache size: 3571, Positive conditional cache size: 71, Positive unconditional cache size: 3500, Negative cache size: 96, Negative conditional cache size: 67, Negative unconditional cache size: 29, Eliminated conditions: 49723, Maximal queried relation: 8, Independence queries for same thread: 15401 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.6s, Number of persistent set computation: 1960, Number of trivial persistent sets: 1055, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4581, positive: 4552, positive conditional: 0, positive unconditional: 4552, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 97046, positive: 80780, positive conditional: 76228, positive unconditional: 4552, negative: 16266, negative conditional: 16237, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 81645, positive: 80780, positive conditional: 76228, positive unconditional: 4552, negative: 865, negative conditional: 836, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 81645, positive: 80780, positive conditional: 76228, positive unconditional: 4552, negative: 865, negative conditional: 836, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84160, positive: 80780, positive conditional: 74944, positive unconditional: 5836, negative: 3380, negative conditional: 2515, negative unconditional: 865, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 84160, positive: 80780, positive conditional: 26514, positive unconditional: 54266, negative: 3380, negative conditional: 1222, negative unconditional: 2158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 84160, positive: 80780, positive conditional: 26514, positive unconditional: 54266, negative: 3380, negative conditional: 1222, negative unconditional: 2158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3667, positive: 3571, positive conditional: 71, positive unconditional: 3500, negative: 96, negative conditional: 67, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3667, positive: 3516, positive conditional: 0, positive unconditional: 3516, negative: 151, negative conditional: 0, negative unconditional: 151, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 55, positive conditional: 52, positive unconditional: 3, negative: 96, negative conditional: 67, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 899, positive: 308, positive conditional: 264, positive unconditional: 44, negative: 591, negative conditional: 378, negative unconditional: 213, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 84160, positive: 77209, positive conditional: 26443, positive unconditional: 50766, negative: 3284, negative conditional: 1155, negative unconditional: 2129, unknown: 3667, unknown conditional: 138, unknown unconditional: 3529] , Statistics on independence cache: Total cache size (in pairs): 3667, Positive cache size: 3571, Positive conditional cache size: 71, Positive unconditional cache size: 3500, Negative cache size: 96, Negative conditional cache size: 67, Negative unconditional cache size: 29, Eliminated conditions: 49723, Maximal queried relation: 8, Independence queries for same thread: 15401 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 156]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 301 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 20.2s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 8.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 118, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 8.2s InterpolantComputationTime, 3715 NumberOfCodeBlocks, 3663 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 4415 ConstructedInterpolants, 9 QuantifiedInterpolants, 18319 SizeOfPredicates, 49 NumberOfNonLiveVariables, 3189 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 19 InterpolantComputations, 7 PerfectInterpolantSequences, 280/355 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-25 04:33:28,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-25 04:33:28,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446f5249-17a1-4a49-9812-6e722a85337c/bin/ugemcutter-4L4vKOHkXZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE