./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e6a6d08816b0ec1b4a2f12fdbffccb656cdae4ec17c704b1a7182eae79d2b0cf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:06:20,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:06:20,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 03:06:20,816 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:06:20,817 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:06:20,857 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:06:20,858 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:06:20,858 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:06:20,859 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:06:20,859 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:06:20,859 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:06:20,860 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:06:20,860 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:06:20,861 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:06:20,861 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:06:20,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:06:20,862 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:06:20,862 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:06:20,862 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:06:20,862 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:06:20,863 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:06:20,863 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:06:20,863 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:06:20,864 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:06:20,864 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:06:20,864 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:06:20,864 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:06:20,864 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:06:20,864 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:06:20,864 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:06:20,864 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:06:20,865 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:06:20,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:06:20,865 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:06:20,866 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:06:20,866 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:06:20,866 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:06:20,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:06:20,866 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:06:20,866 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:06:20,867 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:06:20,867 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:06:20,867 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:06:20,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:06:20,867 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:06:20,867 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:06:20,867 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:06:20,867 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:06:20,867 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> Automizer 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 -> e6a6d08816b0ec1b4a2f12fdbffccb656cdae4ec17c704b1a7182eae79d2b0cf [2024-11-28 03:06:21,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:06:21,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:06:21,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:06:21,186 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:06:21,186 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:06:21,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i [2024-11-28 03:06:24,312 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/data/2358af1c6/54206a8b613547638da1faa31c55cd06/FLAG668535a81 [2024-11-28 03:06:24,614 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:06:24,615 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i [2024-11-28 03:06:24,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/data/2358af1c6/54206a8b613547638da1faa31c55cd06/FLAG668535a81 [2024-11-28 03:06:24,641 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/data/2358af1c6/54206a8b613547638da1faa31c55cd06 [2024-11-28 03:06:24,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:06:24,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:06:24,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:06:24,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:06:24,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:06:24,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:06:24" (1/1) ... [2024-11-28 03:06:24,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@599cd0c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:24, skipping insertion in model container [2024-11-28 03:06:24,655 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:06:24" (1/1) ... [2024-11-28 03:06:24,676 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:06:24,890 WARN L250 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_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i[916,929] [2024-11-28 03:06:24,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:06:25,007 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:06:25,023 WARN L250 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_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i[916,929] [2024-11-28 03:06:25,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:06:25,087 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:06:25,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25 WrapperNode [2024-11-28 03:06:25,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:06:25,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:06:25,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:06:25,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:06:25,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,110 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,163 INFO L138 Inliner]: procedures = 29, calls = 126, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 437 [2024-11-28 03:06:25,164 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:06:25,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:06:25,164 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:06:25,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:06:25,178 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,185 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,235 INFO L175 MemorySlicer]: Split 96 memory accesses to 11 slices as follows [2, 8, 8, 17, 16, 3, 8, 10, 8, 8, 8]. 18 percent of accesses are in the largest equivalence class. The 12 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 14 writes are split as follows [0, 2, 1, 2, 1, 1, 1, 1, 1, 3, 1]. [2024-11-28 03:06:25,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,235 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,265 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,290 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:06:25,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:06:25,294 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:06:25,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:06:25,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (1/1) ... [2024-11-28 03:06:25,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:06:25,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:06:25,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:06:25,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:06:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:06:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-28 03:06:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-28 03:06:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-28 03:06:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-28 03:06:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-28 03:06:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-28 03:06:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-28 03:06:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2024-11-28 03:06:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2024-11-28 03:06:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2024-11-28 03:06:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2024-11-28 03:06:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:06:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:06:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 03:06:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 03:06:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 03:06:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 03:06:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 03:06:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 03:06:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 03:06:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 03:06:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 03:06:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-28 03:06:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-28 03:06:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-28 03:06:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-28 03:06:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-28 03:06:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-28 03:06:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-28 03:06:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2024-11-28 03:06:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2024-11-28 03:06:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2024-11-28 03:06:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2024-11-28 03:06:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:06:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:06:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 03:06:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 03:06:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 03:06:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 03:06:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 03:06:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 03:06:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 03:06:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 03:06:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 03:06:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-28 03:06:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-28 03:06:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-28 03:06:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-28 03:06:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-28 03:06:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-28 03:06:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-28 03:06:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2024-11-28 03:06:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2024-11-28 03:06:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2024-11-28 03:06:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2024-11-28 03:06:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:06:25,378 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:06:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:06:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:06:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 03:06:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 03:06:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 03:06:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 03:06:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 03:06:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 03:06:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 03:06:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 03:06:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 03:06:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:06:25,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:06:25,602 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:06:25,604 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:06:26,401 INFO L? ?]: Removed 110 outVars from TransFormulas that were not future-live. [2024-11-28 03:06:26,402 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:06:26,418 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:06:26,419 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:06:26,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:06:26 BoogieIcfgContainer [2024-11-28 03:06:26,419 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:06:26,423 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:06:26,423 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:06:26,428 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:06:26,429 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:06:24" (1/3) ... [2024-11-28 03:06:26,430 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cf4087e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:06:26, skipping insertion in model container [2024-11-28 03:06:26,430 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:25" (2/3) ... [2024-11-28 03:06:26,431 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cf4087e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:06:26, skipping insertion in model container [2024-11-28 03:06:26,433 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:06:26" (3/3) ... [2024-11-28 03:06:26,434 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-22.i [2024-11-28 03:06:26,450 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:06:26,452 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-22.i that has 2 procedures, 105 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:06:26,540 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:06:26,559 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@371eeb60, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:06:26,560 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:06:26,566 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 03:06:26,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-28 03:06:26,581 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:26,582 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:26,583 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:26,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:26,588 INFO L85 PathProgramCache]: Analyzing trace with hash -150408858, now seen corresponding path program 1 times [2024-11-28 03:06:26,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:26,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381030271] [2024-11-28 03:06:26,596 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:26,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-28 03:06:26,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:26,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381030271] [2024-11-28 03:06:26,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381030271] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:06:26,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495808225] [2024-11-28 03:06:26,958 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:26,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:06:26,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:06:26,962 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:06:26,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:06:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:27,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:06:27,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:06:27,357 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-28 03:06:27,357 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:06:27,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495808225] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:27,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:06:27,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 03:06:27,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448076822] [2024-11-28 03:06:27,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:27,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:06:27,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:27,394 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:06:27,395 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:06:27,398 INFO L87 Difference]: Start difference. First operand has 105 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:06:27,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:27,433 INFO L93 Difference]: Finished difference Result 203 states and 311 transitions. [2024-11-28 03:06:27,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:06:27,435 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) Word has length 90 [2024-11-28 03:06:27,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:27,442 INFO L225 Difference]: With dead ends: 203 [2024-11-28 03:06:27,442 INFO L226 Difference]: Without dead ends: 101 [2024-11-28 03:06:27,445 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:06:27,448 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:27,449 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:06:27,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-28 03:06:27,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-28 03:06:27,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 90 states have internal predecessors, (128), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 03:06:27,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 146 transitions. [2024-11-28 03:06:27,498 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 146 transitions. Word has length 90 [2024-11-28 03:06:27,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:27,500 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 146 transitions. [2024-11-28 03:06:27,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:06:27,501 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 146 transitions. [2024-11-28 03:06:27,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-28 03:06:27,507 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:27,508 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:27,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 03:06:27,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 03:06:27,713 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:27,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:27,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1837976040, now seen corresponding path program 1 times [2024-11-28 03:06:27,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:27,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780030861] [2024-11-28 03:06:27,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:27,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:28,134 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:28,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:28,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780030861] [2024-11-28 03:06:28,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780030861] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:28,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:28,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:06:28,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85726671] [2024-11-28 03:06:28,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:28,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:06:28,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:28,136 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:06:28,136 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:06:28,137 INFO L87 Difference]: Start difference. First operand 101 states and 146 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:06:28,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:28,189 INFO L93 Difference]: Finished difference Result 201 states and 292 transitions. [2024-11-28 03:06:28,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:06:28,190 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 90 [2024-11-28 03:06:28,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:28,192 INFO L225 Difference]: With dead ends: 201 [2024-11-28 03:06:28,192 INFO L226 Difference]: Without dead ends: 103 [2024-11-28 03:06:28,193 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:06:28,194 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:28,194 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 421 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:06:28,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2024-11-28 03:06:28,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2024-11-28 03:06:28,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 92 states have (on average 1.4130434782608696) internal successors, (130), 92 states have internal predecessors, (130), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 03:06:28,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 148 transitions. [2024-11-28 03:06:28,207 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 148 transitions. Word has length 90 [2024-11-28 03:06:28,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:28,208 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 148 transitions. [2024-11-28 03:06:28,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:06:28,209 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2024-11-28 03:06:28,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-28 03:06:28,211 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:28,211 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:28,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:06:28,212 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:28,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:28,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1559597978, now seen corresponding path program 1 times [2024-11-28 03:06:28,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:28,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218096489] [2024-11-28 03:06:28,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:28,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:29,472 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:29,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:29,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218096489] [2024-11-28 03:06:29,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218096489] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:29,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:29,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:06:29,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497924666] [2024-11-28 03:06:29,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:29,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:06:29,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:29,479 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:06:29,479 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:06:29,479 INFO L87 Difference]: Start difference. First operand 103 states and 148 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:31,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:31,002 INFO L93 Difference]: Finished difference Result 507 states and 733 transitions. [2024-11-28 03:06:31,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 03:06:31,003 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 90 [2024-11-28 03:06:31,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:31,006 INFO L225 Difference]: With dead ends: 507 [2024-11-28 03:06:31,007 INFO L226 Difference]: Without dead ends: 407 [2024-11-28 03:06:31,007 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:06:31,008 INFO L435 NwaCegarLoop]: 258 mSDtfsCounter, 362 mSDsluCounter, 770 mSDsCounter, 0 mSdLazyCounter, 815 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 1028 SdHoareTripleChecker+Invalid, 866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 815 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:31,011 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [362 Valid, 1028 Invalid, 866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 815 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 03:06:31,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2024-11-28 03:06:31,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 288. [2024-11-28 03:06:31,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 257 states have (on average 1.4085603112840468) internal successors, (362), 257 states have internal predecessors, (362), 27 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:06:31,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 416 transitions. [2024-11-28 03:06:31,073 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 416 transitions. Word has length 90 [2024-11-28 03:06:31,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:31,074 INFO L471 AbstractCegarLoop]: Abstraction has 288 states and 416 transitions. [2024-11-28 03:06:31,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:31,074 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 416 transitions. [2024-11-28 03:06:31,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-28 03:06:31,079 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:31,079 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:31,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:06:31,079 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:31,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:31,080 INFO L85 PathProgramCache]: Analyzing trace with hash -637900402, now seen corresponding path program 1 times [2024-11-28 03:06:31,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:31,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969988259] [2024-11-28 03:06:31,080 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:31,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:31,343 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:31,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:31,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969988259] [2024-11-28 03:06:31,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969988259] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:31,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:31,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:06:31,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016808046] [2024-11-28 03:06:31,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:31,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:06:31,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:31,345 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:06:31,345 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:31,345 INFO L87 Difference]: Start difference. First operand 288 states and 416 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:31,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:31,394 INFO L93 Difference]: Finished difference Result 591 states and 857 transitions. [2024-11-28 03:06:31,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:06:31,396 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 91 [2024-11-28 03:06:31,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:31,398 INFO L225 Difference]: With dead ends: 591 [2024-11-28 03:06:31,398 INFO L226 Difference]: Without dead ends: 306 [2024-11-28 03:06:31,398 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:31,402 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 28 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:31,403 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 282 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:06:31,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2024-11-28 03:06:31,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 204. [2024-11-28 03:06:31,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 183 states have (on average 1.3989071038251366) internal successors, (256), 183 states have internal predecessors, (256), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:06:31,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 292 transitions. [2024-11-28 03:06:31,442 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 292 transitions. Word has length 91 [2024-11-28 03:06:31,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:31,442 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 292 transitions. [2024-11-28 03:06:31,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:31,443 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 292 transitions. [2024-11-28 03:06:31,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 03:06:31,444 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:31,444 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:31,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:06:31,445 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:31,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:31,449 INFO L85 PathProgramCache]: Analyzing trace with hash 2039272617, now seen corresponding path program 1 times [2024-11-28 03:06:31,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:31,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72217484] [2024-11-28 03:06:31,449 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:31,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:31,549 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:31,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:31,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72217484] [2024-11-28 03:06:31,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72217484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:31,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:31,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:06:31,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123076506] [2024-11-28 03:06:31,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:31,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:06:31,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:31,552 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:06:31,552 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:31,552 INFO L87 Difference]: Start difference. First operand 204 states and 292 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:31,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:31,643 INFO L93 Difference]: Finished difference Result 366 states and 523 transitions. [2024-11-28 03:06:31,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:06:31,645 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 92 [2024-11-28 03:06:31,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:31,647 INFO L225 Difference]: With dead ends: 366 [2024-11-28 03:06:31,648 INFO L226 Difference]: Without dead ends: 165 [2024-11-28 03:06:31,649 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:31,650 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 0 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:31,652 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 248 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:06:31,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-28 03:06:31,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 151. [2024-11-28 03:06:31,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 130 states have (on average 1.3615384615384616) internal successors, (177), 130 states have internal predecessors, (177), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:06:31,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 213 transitions. [2024-11-28 03:06:31,671 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 213 transitions. Word has length 92 [2024-11-28 03:06:31,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:31,671 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 213 transitions. [2024-11-28 03:06:31,671 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:31,672 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 213 transitions. [2024-11-28 03:06:31,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-28 03:06:31,674 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:31,674 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:31,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:06:31,675 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:31,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:31,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1737009983, now seen corresponding path program 1 times [2024-11-28 03:06:31,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:31,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299905550] [2024-11-28 03:06:31,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:31,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:31,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:32,842 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 03:06:32,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:32,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299905550] [2024-11-28 03:06:32,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299905550] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:06:32,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1175104123] [2024-11-28 03:06:32,843 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:32,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:06:32,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:06:32,845 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:06:32,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 03:06:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:33,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-28 03:06:33,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:06:33,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2024-11-28 03:06:34,014 INFO L349 Elim1Store]: treesize reduction 19, result has 44.1 percent of original size [2024-11-28 03:06:34,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 30 [2024-11-28 03:06:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 03:06:34,201 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:06:34,913 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:34,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1175104123] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 03:06:34,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:06:34,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11, 9] total 21 [2024-11-28 03:06:34,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390490455] [2024-11-28 03:06:34,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:34,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:06:34,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:34,915 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:06:34,916 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=373, Unknown=0, NotChecked=0, Total=420 [2024-11-28 03:06:34,917 INFO L87 Difference]: Start difference. First operand 151 states and 213 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:35,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:35,200 INFO L93 Difference]: Finished difference Result 351 states and 496 transitions. [2024-11-28 03:06:35,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:06:35,201 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 95 [2024-11-28 03:06:35,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:35,203 INFO L225 Difference]: With dead ends: 351 [2024-11-28 03:06:35,203 INFO L226 Difference]: Without dead ends: 252 [2024-11-28 03:06:35,204 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2024-11-28 03:06:35,206 INFO L435 NwaCegarLoop]: 227 mSDtfsCounter, 122 mSDsluCounter, 566 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 793 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:35,208 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 793 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:06:35,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-11-28 03:06:35,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 171. [2024-11-28 03:06:35,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 150 states have (on average 1.36) internal successors, (204), 150 states have internal predecessors, (204), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:06:35,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 240 transitions. [2024-11-28 03:06:35,243 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 240 transitions. Word has length 95 [2024-11-28 03:06:35,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:35,243 INFO L471 AbstractCegarLoop]: Abstraction has 171 states and 240 transitions. [2024-11-28 03:06:35,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:35,245 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 240 transitions. [2024-11-28 03:06:35,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-28 03:06:35,247 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:35,247 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:35,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 03:06:35,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-28 03:06:35,448 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:35,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:35,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1046116147, now seen corresponding path program 1 times [2024-11-28 03:06:35,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:35,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442742535] [2024-11-28 03:06:35,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:35,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:36,262 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:36,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:36,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442742535] [2024-11-28 03:06:36,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442742535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:36,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:36,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:06:36,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884898258] [2024-11-28 03:06:36,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:36,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:06:36,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:36,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:06:36,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:06:36,265 INFO L87 Difference]: Start difference. First operand 171 states and 240 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:36,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:36,568 INFO L93 Difference]: Finished difference Result 554 states and 783 transitions. [2024-11-28 03:06:36,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 03:06:36,569 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-28 03:06:36,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:36,571 INFO L225 Difference]: With dead ends: 554 [2024-11-28 03:06:36,572 INFO L226 Difference]: Without dead ends: 434 [2024-11-28 03:06:36,572 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:06:36,573 INFO L435 NwaCegarLoop]: 255 mSDtfsCounter, 427 mSDsluCounter, 698 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 953 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:36,573 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 953 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:06:36,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2024-11-28 03:06:36,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 266. [2024-11-28 03:06:36,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 235 states have (on average 1.3702127659574468) internal successors, (322), 235 states have internal predecessors, (322), 27 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:06:36,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 376 transitions. [2024-11-28 03:06:36,601 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 376 transitions. Word has length 96 [2024-11-28 03:06:36,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:36,602 INFO L471 AbstractCegarLoop]: Abstraction has 266 states and 376 transitions. [2024-11-28 03:06:36,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:36,602 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 376 transitions. [2024-11-28 03:06:36,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:06:36,604 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:36,604 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:36,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:06:36,605 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:36,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:36,605 INFO L85 PathProgramCache]: Analyzing trace with hash -777590534, now seen corresponding path program 1 times [2024-11-28 03:06:36,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:36,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663729125] [2024-11-28 03:06:36,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:36,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:36,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:37,687 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:37,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:37,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663729125] [2024-11-28 03:06:37,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663729125] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:37,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:37,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 03:06:37,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326586231] [2024-11-28 03:06:37,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:37,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:06:37,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:37,690 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:06:37,690 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:06:37,691 INFO L87 Difference]: Start difference. First operand 266 states and 376 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:38,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:38,089 INFO L93 Difference]: Finished difference Result 508 states and 716 transitions. [2024-11-28 03:06:38,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 03:06:38,089 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 97 [2024-11-28 03:06:38,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:38,092 INFO L225 Difference]: With dead ends: 508 [2024-11-28 03:06:38,092 INFO L226 Difference]: Without dead ends: 392 [2024-11-28 03:06:38,093 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2024-11-28 03:06:38,093 INFO L435 NwaCegarLoop]: 193 mSDtfsCounter, 280 mSDsluCounter, 1035 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 1228 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:38,094 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [280 Valid, 1228 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:06:38,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2024-11-28 03:06:38,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 291. [2024-11-28 03:06:38,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 260 states have (on average 1.373076923076923) internal successors, (357), 260 states have internal predecessors, (357), 27 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:06:38,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 411 transitions. [2024-11-28 03:06:38,132 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 411 transitions. Word has length 97 [2024-11-28 03:06:38,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:38,132 INFO L471 AbstractCegarLoop]: Abstraction has 291 states and 411 transitions. [2024-11-28 03:06:38,132 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:38,132 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 411 transitions. [2024-11-28 03:06:38,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:06:38,134 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:38,134 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:38,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:06:38,134 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:38,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:38,135 INFO L85 PathProgramCache]: Analyzing trace with hash 115068741, now seen corresponding path program 1 times [2024-11-28 03:06:38,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:38,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131095124] [2024-11-28 03:06:38,135 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:38,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:39,085 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:39,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:39,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131095124] [2024-11-28 03:06:39,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131095124] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:39,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:39,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:06:39,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037521882] [2024-11-28 03:06:39,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:39,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:06:39,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:39,088 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:06:39,089 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:06:39,089 INFO L87 Difference]: Start difference. First operand 291 states and 411 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:39,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:39,516 INFO L93 Difference]: Finished difference Result 557 states and 784 transitions. [2024-11-28 03:06:39,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 03:06:39,517 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 97 [2024-11-28 03:06:39,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:39,520 INFO L225 Difference]: With dead ends: 557 [2024-11-28 03:06:39,521 INFO L226 Difference]: Without dead ends: 433 [2024-11-28 03:06:39,521 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:06:39,522 INFO L435 NwaCegarLoop]: 286 mSDtfsCounter, 374 mSDsluCounter, 974 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 1260 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:39,523 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [374 Valid, 1260 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:06:39,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2024-11-28 03:06:39,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 287. [2024-11-28 03:06:39,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 256 states have (on average 1.3671875) internal successors, (350), 256 states have internal predecessors, (350), 27 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:06:39,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 404 transitions. [2024-11-28 03:06:39,552 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 404 transitions. Word has length 97 [2024-11-28 03:06:39,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:39,553 INFO L471 AbstractCegarLoop]: Abstraction has 287 states and 404 transitions. [2024-11-28 03:06:39,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:39,553 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 404 transitions. [2024-11-28 03:06:39,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:06:39,555 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:39,555 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:39,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:06:39,556 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:39,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:39,557 INFO L85 PathProgramCache]: Analyzing trace with hash -48787399, now seen corresponding path program 1 times [2024-11-28 03:06:39,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:39,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657896744] [2024-11-28 03:06:39,558 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:39,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:40,150 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:40,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:40,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657896744] [2024-11-28 03:06:40,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657896744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:40,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:40,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:06:40,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064685003] [2024-11-28 03:06:40,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:40,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 03:06:40,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:40,152 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 03:06:40,152 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:06:40,152 INFO L87 Difference]: Start difference. First operand 287 states and 404 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:40,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:40,945 INFO L93 Difference]: Finished difference Result 785 states and 1111 transitions. [2024-11-28 03:06:40,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 03:06:40,946 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 97 [2024-11-28 03:06:40,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:40,949 INFO L225 Difference]: With dead ends: 785 [2024-11-28 03:06:40,949 INFO L226 Difference]: Without dead ends: 549 [2024-11-28 03:06:40,950 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:06:40,950 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 249 mSDsluCounter, 672 mSDsCounter, 0 mSdLazyCounter, 520 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 811 SdHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 520 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:40,951 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 811 Invalid, 548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 520 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 03:06:40,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2024-11-28 03:06:40,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 299. [2024-11-28 03:06:40,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 268 states have (on average 1.3619402985074627) internal successors, (365), 268 states have internal predecessors, (365), 27 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:06:40,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 419 transitions. [2024-11-28 03:06:40,991 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 419 transitions. Word has length 97 [2024-11-28 03:06:40,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:40,992 INFO L471 AbstractCegarLoop]: Abstraction has 299 states and 419 transitions. [2024-11-28 03:06:40,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:40,992 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 419 transitions. [2024-11-28 03:06:40,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:06:40,993 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:40,993 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:40,994 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 03:06:40,997 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:40,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:40,998 INFO L85 PathProgramCache]: Analyzing trace with hash 13252215, now seen corresponding path program 1 times [2024-11-28 03:06:40,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:40,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460750128] [2024-11-28 03:06:40,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:40,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:41,309 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:41,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:41,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460750128] [2024-11-28 03:06:41,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460750128] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:41,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:41,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:06:41,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894029921] [2024-11-28 03:06:41,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:41,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:06:41,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:41,312 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:06:41,312 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:06:41,313 INFO L87 Difference]: Start difference. First operand 299 states and 419 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:41,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:41,403 INFO L93 Difference]: Finished difference Result 487 states and 686 transitions. [2024-11-28 03:06:41,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:06:41,404 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 97 [2024-11-28 03:06:41,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:41,406 INFO L225 Difference]: With dead ends: 487 [2024-11-28 03:06:41,407 INFO L226 Difference]: Without dead ends: 369 [2024-11-28 03:06:41,407 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:06:41,408 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 78 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:41,408 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 630 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:06:41,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2024-11-28 03:06:41,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 300. [2024-11-28 03:06:41,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 269 states have (on average 1.3568773234200744) internal successors, (365), 269 states have internal predecessors, (365), 27 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:06:41,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 419 transitions. [2024-11-28 03:06:41,437 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 419 transitions. Word has length 97 [2024-11-28 03:06:41,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:41,437 INFO L471 AbstractCegarLoop]: Abstraction has 300 states and 419 transitions. [2024-11-28 03:06:41,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:41,438 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 419 transitions. [2024-11-28 03:06:41,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:06:41,441 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:41,442 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:41,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 03:06:41,442 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:41,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:41,443 INFO L85 PathProgramCache]: Analyzing trace with hash 232106933, now seen corresponding path program 1 times [2024-11-28 03:06:41,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:41,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215994783] [2024-11-28 03:06:41,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:41,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:41,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:42,571 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:42,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:42,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215994783] [2024-11-28 03:06:42,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215994783] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:42,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:42,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 03:06:42,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529949282] [2024-11-28 03:06:42,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:42,573 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 03:06:42,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:42,573 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 03:06:42,573 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-28 03:06:42,574 INFO L87 Difference]: Start difference. First operand 300 states and 419 transitions. Second operand has 11 states, 11 states have (on average 5.0) internal successors, (55), 11 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:43,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:43,834 INFO L93 Difference]: Finished difference Result 855 states and 1202 transitions. [2024-11-28 03:06:43,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 03:06:43,835 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.0) internal successors, (55), 11 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 97 [2024-11-28 03:06:43,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:43,839 INFO L225 Difference]: With dead ends: 855 [2024-11-28 03:06:43,839 INFO L226 Difference]: Without dead ends: 616 [2024-11-28 03:06:43,841 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=90, Invalid=290, Unknown=0, NotChecked=0, Total=380 [2024-11-28 03:06:43,842 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 363 mSDsluCounter, 851 mSDsCounter, 0 mSdLazyCounter, 673 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:43,842 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 974 Invalid, 701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 673 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 03:06:43,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2024-11-28 03:06:43,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 312. [2024-11-28 03:06:43,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 281 states have (on average 1.3523131672597866) internal successors, (380), 281 states have internal predecessors, (380), 27 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:06:43,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 434 transitions. [2024-11-28 03:06:43,871 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 434 transitions. Word has length 97 [2024-11-28 03:06:43,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:43,872 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 434 transitions. [2024-11-28 03:06:43,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.0) internal successors, (55), 11 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:43,872 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 434 transitions. [2024-11-28 03:06:43,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:06:43,874 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:43,874 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:43,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 03:06:43,874 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:43,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:43,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1762037773, now seen corresponding path program 1 times [2024-11-28 03:06:43,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:43,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044504875] [2024-11-28 03:06:43,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:43,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:45,356 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:45,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:45,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044504875] [2024-11-28 03:06:45,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044504875] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:45,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:45,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-28 03:06:45,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904360608] [2024-11-28 03:06:45,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:45,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 03:06:45,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:45,358 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 03:06:45,358 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:06:45,358 INFO L87 Difference]: Start difference. First operand 312 states and 434 transitions. Second operand has 14 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-28 03:06:46,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:46,983 INFO L93 Difference]: Finished difference Result 771 states and 1076 transitions. [2024-11-28 03:06:46,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 03:06:46,984 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 97 [2024-11-28 03:06:46,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:46,988 INFO L225 Difference]: With dead ends: 771 [2024-11-28 03:06:46,988 INFO L226 Difference]: Without dead ends: 525 [2024-11-28 03:06:46,990 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=152, Invalid=448, Unknown=0, NotChecked=0, Total=600 [2024-11-28 03:06:46,991 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 404 mSDsluCounter, 1101 mSDsCounter, 0 mSdLazyCounter, 805 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 404 SdHoareTripleChecker+Valid, 1244 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:46,992 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [404 Valid, 1244 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 805 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 03:06:46,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2024-11-28 03:06:47,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 312. [2024-11-28 03:06:47,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 280 states have (on average 1.3464285714285715) internal successors, (377), 280 states have internal predecessors, (377), 27 states have call successors, (27), 4 states have call predecessors, (27), 4 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:06:47,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 431 transitions. [2024-11-28 03:06:47,035 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 431 transitions. Word has length 97 [2024-11-28 03:06:47,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:47,038 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 431 transitions. [2024-11-28 03:06:47,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-28 03:06:47,038 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 431 transitions. [2024-11-28 03:06:47,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 03:06:47,040 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:47,040 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:47,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 03:06:47,041 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:47,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:47,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1495991867, now seen corresponding path program 1 times [2024-11-28 03:06:47,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:47,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382961067] [2024-11-28 03:06:47,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:47,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:47,350 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:06:47,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:47,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382961067] [2024-11-28 03:06:47,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382961067] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:47,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:47,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:06:47,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086301864] [2024-11-28 03:06:47,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:47,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:06:47,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:47,354 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:06:47,354 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:47,354 INFO L87 Difference]: Start difference. First operand 312 states and 431 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:47,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:47,379 INFO L93 Difference]: Finished difference Result 432 states and 598 transitions. [2024-11-28 03:06:47,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:06:47,380 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-28 03:06:47,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:47,382 INFO L225 Difference]: With dead ends: 432 [2024-11-28 03:06:47,383 INFO L226 Difference]: Without dead ends: 190 [2024-11-28 03:06:47,384 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:47,385 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:47,386 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 273 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:06:47,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2024-11-28 03:06:47,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 188. [2024-11-28 03:06:47,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 166 states have (on average 1.3012048192771084) internal successors, (216), 166 states have internal predecessors, (216), 18 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:06:47,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 252 transitions. [2024-11-28 03:06:47,405 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 252 transitions. Word has length 98 [2024-11-28 03:06:47,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:47,405 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 252 transitions. [2024-11-28 03:06:47,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:06:47,406 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 252 transitions. [2024-11-28 03:06:47,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-28 03:06:47,408 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:47,408 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:47,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 03:06:47,409 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:47,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:47,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1620964427, now seen corresponding path program 1 times [2024-11-28 03:06:47,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:47,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718052125] [2024-11-28 03:06:47,410 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:47,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:48,443 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 03:06:48,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:48,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718052125] [2024-11-28 03:06:48,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718052125] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:06:48,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [452591217] [2024-11-28 03:06:48,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:48,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:06:48,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:06:48,447 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:06:48,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 03:06:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:48,909 INFO L256 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-28 03:06:48,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:06:49,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 03:06:49,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 03:06:50,849 INFO L378 Elim1Store]: Elim1 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 17 treesize of output 9 [2024-11-28 03:06:51,130 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 16 proven. 101 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-28 03:06:51,131 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:06:53,302 INFO L378 Elim1Store]: Elim1 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 95 treesize of output 87 [2024-11-28 03:06:55,777 INFO L378 Elim1Store]: Elim1 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 69 treesize of output 61 [2024-11-28 03:06:56,273 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 48 proven. 15 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-28 03:06:56,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [452591217] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:06:56,273 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:06:56,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 20, 20] total 47 [2024-11-28 03:06:56,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621554701] [2024-11-28 03:06:56,274 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:06:56,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-11-28 03:06:56,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:56,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-11-28 03:06:56,277 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=361, Invalid=1801, Unknown=0, NotChecked=0, Total=2162 [2024-11-28 03:06:56,278 INFO L87 Difference]: Start difference. First operand 188 states and 252 transitions. Second operand has 47 states, 40 states have (on average 3.85) internal successors, (154), 43 states have internal predecessors, (154), 14 states have call successors, (27), 5 states have call predecessors, (27), 10 states have return successors, (27), 12 states have call predecessors, (27), 14 states have call successors, (27) [2024-11-28 03:07:00,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:00,236 INFO L93 Difference]: Finished difference Result 366 states and 492 transitions. [2024-11-28 03:07:00,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-28 03:07:00,237 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 40 states have (on average 3.85) internal successors, (154), 43 states have internal predecessors, (154), 14 states have call successors, (27), 5 states have call predecessors, (27), 10 states have return successors, (27), 12 states have call predecessors, (27), 14 states have call successors, (27) Word has length 99 [2024-11-28 03:07:00,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:00,238 INFO L225 Difference]: With dead ends: 366 [2024-11-28 03:07:00,238 INFO L226 Difference]: Without dead ends: 255 [2024-11-28 03:07:00,240 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1353 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1151, Invalid=4105, Unknown=0, NotChecked=0, Total=5256 [2024-11-28 03:07:00,241 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 976 mSDsluCounter, 2012 mSDsCounter, 0 mSdLazyCounter, 1509 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 976 SdHoareTripleChecker+Valid, 2101 SdHoareTripleChecker+Invalid, 1663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:00,241 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [976 Valid, 2101 Invalid, 1663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-28 03:07:00,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2024-11-28 03:07:00,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 202. [2024-11-28 03:07:00,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 178 states have (on average 1.2865168539325842) internal successors, (229), 178 states have internal predecessors, (229), 18 states have call successors, (18), 5 states have call predecessors, (18), 5 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:07:00,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 265 transitions. [2024-11-28 03:07:00,259 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 265 transitions. Word has length 99 [2024-11-28 03:07:00,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:00,259 INFO L471 AbstractCegarLoop]: Abstraction has 202 states and 265 transitions. [2024-11-28 03:07:00,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 40 states have (on average 3.85) internal successors, (154), 43 states have internal predecessors, (154), 14 states have call successors, (27), 5 states have call predecessors, (27), 10 states have return successors, (27), 12 states have call predecessors, (27), 14 states have call successors, (27) [2024-11-28 03:07:00,260 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 265 transitions. [2024-11-28 03:07:00,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-28 03:07:00,261 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:00,261 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:00,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 03:07:00,465 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-28 03:07:00,465 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:00,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:00,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1726767386, now seen corresponding path program 1 times [2024-11-28 03:07:00,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:07:00,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986487673] [2024-11-28 03:07:00,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:00,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:07:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:07:00,563 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:07:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:07:00,768 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 03:07:00,768 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 03:07:00,769 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 03:07:00,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 03:07:00,774 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:00,929 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:07:00,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:07:00 BoogieIcfgContainer [2024-11-28 03:07:00,932 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:07:00,933 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:07:00,933 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:07:00,933 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:07:00,934 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:06:26" (3/4) ... [2024-11-28 03:07:00,936 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:07:00,937 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:07:00,937 INFO L158 Benchmark]: Toolchain (without parser) took 36292.00ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 92.2MB in the beginning and 130.2MB in the end (delta: -38.0MB). Peak memory consumption was 172.5MB. Max. memory is 16.1GB. [2024-11-28 03:07:00,938 INFO L158 Benchmark]: CDTParser took 1.85ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.5MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:07:00,938 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.05ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 77.7MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:07:00,938 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.77ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 74.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:07:00,938 INFO L158 Benchmark]: Boogie Preprocessor took 126.57ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 70.2MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:07:00,939 INFO L158 Benchmark]: RCFGBuilder took 1127.87ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 85.4MB in the end (delta: -15.3MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2024-11-28 03:07:00,939 INFO L158 Benchmark]: TraceAbstraction took 34509.45ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 84.9MB in the beginning and 130.3MB in the end (delta: -45.4MB). Peak memory consumption was 165.8MB. Max. memory is 16.1GB. [2024-11-28 03:07:00,939 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 327.2MB. Free memory was 130.3MB in the beginning and 130.2MB in the end (delta: 43.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:07:00,941 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.5MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.05ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 77.7MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.77ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 74.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 126.57ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 70.2MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1127.87ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 85.4MB in the end (delta: -15.3MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. * TraceAbstraction took 34509.45ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 84.9MB in the beginning and 130.3MB in the end (delta: -45.4MB). Peak memory consumption was 165.8MB. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 327.2MB. Free memory was 130.3MB in the beginning and 130.2MB in the end (delta: 43.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 87, overapproximation of someBinaryFLOATComparisonOperation at line 85, overapproximation of someBinaryFLOATComparisonOperation at line 85, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryFLOATComparisonOperation at line 87, overapproximation of bitwiseAnd at line 62, overapproximation of someBinaryArithmeticFLOAToperation at line 72. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -5; [L22] signed short int var_1_1 = -5; [L23] signed short int* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_4 = 0; [L24] unsigned char var_1_4 = 0; [L25] unsigned char* var_1_4_Pointer = &(var_1_4); [L26] unsigned short int var_1_5 = 256; [L26] unsigned short int var_1_5 = 256; [L27] unsigned short int* var_1_5_Pointer = &(var_1_5); [L28] unsigned short int var_1_6 = 44772; [L28] unsigned short int var_1_6 = 44772; [L29] unsigned short int* var_1_6_Pointer = &(var_1_6); [L30] float var_1_7 = 5.9; [L30] float var_1_7 = 5.9; [L31] float* var_1_7_Pointer = &(var_1_7); [L32] float var_1_8 = 7.6; [L32] float var_1_8 = 7.6; [L33] float* var_1_8_Pointer = &(var_1_8); [L34] float var_1_9 = 64.2; [L34] float var_1_9 = 64.2; [L35] float* var_1_9_Pointer = &(var_1_9); [L36] float var_1_10 = 128.75; [L36] float var_1_10 = 128.75; [L37] float* var_1_10_Pointer = &(var_1_10); [L38] unsigned long int var_1_11 = 8; [L38] unsigned long int var_1_11 = 8; [L39] unsigned long int* var_1_11_Pointer = &(var_1_11); [L40] unsigned long int var_1_12 = 3135928546; [L40] unsigned long int var_1_12 = 3135928546; [L41] unsigned long int* var_1_12_Pointer = &(var_1_12); [L42] signed short int last_1_var_1_1 = -5; [L43] unsigned long int last_1_var_1_11 = 8; VAL [isInitial=0, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] isInitial = 1 [L102] FCALL initially() [L104] CALL updateLastVariables() [L93] EXPR \read(var_1_1) [L93] last_1_var_1_1 = var_1_1 [L94] EXPR \read(var_1_11) [L94] last_1_var_1_11 = var_1_11 [L104] RET updateLastVariables() [L105] CALL updateVariables() [L76] var_1_4 = __VERIFIER_nondet_uchar() [L77] EXPR \read(var_1_4) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L77] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L77] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L78] EXPR \read(var_1_4) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L78] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L78] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L79] var_1_6 = __VERIFIER_nondet_ushort() [L80] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L80] CALL assume_abort_if_not(var_1_6 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L80] RET assume_abort_if_not(var_1_6 >= 32767) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L81] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L81] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L81] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L82] var_1_8 = __VERIFIER_nondet_float() [L83] EXPR \read(var_1_8) [L83] EXPR var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L83] EXPR var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F [L83] EXPR \read(var_1_8) [L83] EXPR var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L83] EXPR (var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 1152921.504606845700e+12F && var_1_8 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L83] EXPR (var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 1152921.504606845700e+12F && var_1_8 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L83] CALL assume_abort_if_not((var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 1152921.504606845700e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L83] RET assume_abort_if_not((var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 1152921.504606845700e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L84] var_1_9 = __VERIFIER_nondet_float() [L85] EXPR \read(var_1_9) [L85] EXPR var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L85] EXPR var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F [L85] EXPR \read(var_1_9) [L85] EXPR var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L85] EXPR (var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L85] EXPR (var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L85] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L85] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L86] var_1_10 = __VERIFIER_nondet_float() [L87] EXPR \read(var_1_10) [L87] EXPR var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L87] EXPR var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F [L87] EXPR \read(var_1_10) [L87] EXPR var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L87] EXPR (var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L87] EXPR (var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L87] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L87] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L88] var_1_12 = __VERIFIER_nondet_ulong() [L89] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L89] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L89] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] CALL assume_abort_if_not(var_1_12 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] RET assume_abort_if_not(var_1_12 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L105] RET updateVariables() [L106] CALL step() [L47] signed long int stepLocal_0 = last_1_var_1_1; [L48] EXPR \read(*var_1_4_Pointer) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L48] COND TRUE (*(var_1_4_Pointer)) [L49] (*(var_1_5_Pointer)) = last_1_var_1_1 VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L55] EXPR \read(*var_1_5_Pointer) [L55] EXPR \read(*var_1_5_Pointer) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L55] COND TRUE (*(var_1_5_Pointer)) == (*(var_1_5_Pointer)) [L56] EXPR \read(*var_1_5_Pointer) [L56] (*(var_1_1_Pointer)) = ((*(var_1_5_Pointer)) + -16) [L62] EXPR \read(*var_1_5_Pointer) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L62] EXPR (*(var_1_5_Pointer)) & last_1_var_1_11 VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, stepLocal_0=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L62] COND TRUE last_1_var_1_11 >= ((*(var_1_5_Pointer)) & last_1_var_1_11) [L63] EXPR \read(*var_1_6_Pointer) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L63] EXPR ((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer))) [L63] EXPR ((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer))) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, stepLocal_0=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L63] EXPR \read(*var_1_12_Pointer) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L63] EXPR ((((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) < (((*(var_1_12_Pointer)) - last_1_var_1_11))) ? (((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) : (((*(var_1_12_Pointer)) - last_1_var_1_11)) [L63] EXPR \read(*var_1_6_Pointer) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L63] EXPR ((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer))) [L63] EXPR ((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer))) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, stepLocal_0=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L63] EXPR ((((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) < (((*(var_1_12_Pointer)) - last_1_var_1_11))) ? (((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) : (((*(var_1_12_Pointer)) - last_1_var_1_11)) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, stepLocal_0=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L63] (*(var_1_11_Pointer)) = ((((((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) < (((*(var_1_12_Pointer)) - last_1_var_1_11))) ? (((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) : (((*(var_1_12_Pointer)) - last_1_var_1_11)))) [L71] EXPR \read(*var_1_1_Pointer) [L71] EXPR \read(*var_1_5_Pointer) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L71] COND TRUE (*(var_1_1_Pointer)) < (*(var_1_5_Pointer)) [L72] EXPR \read(*var_1_8_Pointer) [L72] EXPR \read(*var_1_9_Pointer) [L72] EXPR \read(*var_1_10_Pointer) [L72] (*(var_1_7_Pointer)) = (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) [L106] RET step() [L107] CALL, EXPR property() [L97] EXPR \read(*var_1_5_Pointer) [L97] EXPR \read(*var_1_5_Pointer) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR ((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1) [L97] EXPR \read(*var_1_1_Pointer) [L97] EXPR \read(*var_1_5_Pointer) [L97] EXPR ((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR (((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1)) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR (((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1)) [L97] EXPR \read(*var_1_4_Pointer) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR (*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1) [L97] EXPR \read(*var_1_5_Pointer) [L97] EXPR (*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR (((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1)) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR ((((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1))) && (((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR ((((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1))) && (((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1) [L97] EXPR \read(*var_1_1_Pointer) [L97] EXPR \read(*var_1_5_Pointer) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR ((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1 [L97] EXPR \read(*var_1_7_Pointer) [L97] EXPR \read(*var_1_8_Pointer) [L97] EXPR \read(*var_1_9_Pointer) [L97] EXPR \read(*var_1_10_Pointer) [L97] EXPR ((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1 VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR ((((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1))) && (((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR (((((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1))) && (((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1)) && ((last_1_var_1_11 >= ((*(var_1_5_Pointer)) & last_1_var_1_11)) ? ((*(var_1_11_Pointer)) == ((unsigned long int) ((((((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) < (((*(var_1_12_Pointer)) - last_1_var_1_11))) ? (((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) : (((*(var_1_12_Pointer)) - last_1_var_1_11)))))) : ((5.7 < (*(var_1_9_Pointer))) ? ((*(var_1_11_Pointer)) == ((unsigned long int) last_1_var_1_11)) : ((*(var_1_11_Pointer)) == ((unsigned long int) last_1_var_1_11)))) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR (((((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1))) && (((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1)) && ((last_1_var_1_11 >= ((*(var_1_5_Pointer)) & last_1_var_1_11)) ? ((*(var_1_11_Pointer)) == ((unsigned long int) ((((((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) < (((*(var_1_12_Pointer)) - last_1_var_1_11))) ? (((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) : (((*(var_1_12_Pointer)) - last_1_var_1_11)))))) : ((5.7 < (*(var_1_9_Pointer))) ? ((*(var_1_11_Pointer)) == ((unsigned long int) last_1_var_1_11)) : ((*(var_1_11_Pointer)) == ((unsigned long int) last_1_var_1_11)))) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97-L98] return (((((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1))) && (((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1)) && ((last_1_var_1_11 >= ((*(var_1_5_Pointer)) & last_1_var_1_11)) ? ((*(var_1_11_Pointer)) == ((unsigned long int) ((((((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) < (((*(var_1_12_Pointer)) - last_1_var_1_11))) ? (((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) : (((*(var_1_12_Pointer)) - last_1_var_1_11)))))) : ((5.7 < (*(var_1_9_Pointer))) ? ((*(var_1_11_Pointer)) == ((unsigned long int) last_1_var_1_11)) : ((*(var_1_11_Pointer)) == ((unsigned long int) last_1_var_1_11)))) ; [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 105 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 34.3s, OverallIterations: 16, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 11.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3663 SdHoareTripleChecker+Valid, 7.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3663 mSDsluCounter, 12392 SdHoareTripleChecker+Invalid, 6.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9794 mSDsCounter, 398 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4930 IncrementalHoareTripleChecker+Invalid, 5328 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 398 mSolverCounterUnsat, 2598 mSDtfsCounter, 4930 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 672 GetRequests, 476 SyntacticMatches, 0 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1565 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=312occurred in iteration=12, InterpolantAutomatonStates: 127, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 1622 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 19.1s InterpolantComputationTime, 1808 NumberOfCodeBlocks, 1808 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1881 ConstructedInterpolants, 68 QuantifiedInterpolants, 11498 SizeOfPredicates, 32 NumberOfNonLiveVariables, 1319 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 20 InterpolantComputations, 14 PerfectInterpolantSequences, 2718/2880 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 03:07:00,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e6a6d08816b0ec1b4a2f12fdbffccb656cdae4ec17c704b1a7182eae79d2b0cf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:07:03,483 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:07:03,649 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 03:07:03,670 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:07:03,671 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:07:03,711 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:07:03,712 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:07:03,712 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:07:03,713 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:07:03,713 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:07:03,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:07:03,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:07:03,715 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:07:03,716 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:07:03,716 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:07:03,716 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:07:03,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:07:03,717 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:07:03,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:07:03,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:07:03,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:07:03,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:07:03,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:07:03,717 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 03:07:03,717 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 03:07:03,718 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 03:07:03,718 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:07:03,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:07:03,718 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:07:03,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:07:03,718 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:07:03,718 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:07:03,718 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:07:03,718 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:07:03,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:07:03,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:07:03,719 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:07:03,719 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:07:03,719 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:07:03,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:07:03,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:07:03,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:07:03,719 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:07:03,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:07:03,719 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 03:07:03,719 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 03:07:03,720 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:07:03,720 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:07:03,720 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:07:03,720 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:07:03,720 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> Automizer 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 -> e6a6d08816b0ec1b4a2f12fdbffccb656cdae4ec17c704b1a7182eae79d2b0cf [2024-11-28 03:07:04,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:07:04,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:07:04,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:07:04,077 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:07:04,077 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:07:04,078 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i [2024-11-28 03:07:07,302 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/data/45aa960e2/b8444cd174a842bb9ccce5a9e49cc9af/FLAGfc535f465 [2024-11-28 03:07:07,583 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:07:07,583 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i [2024-11-28 03:07:07,592 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/data/45aa960e2/b8444cd174a842bb9ccce5a9e49cc9af/FLAGfc535f465 [2024-11-28 03:07:07,874 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/data/45aa960e2/b8444cd174a842bb9ccce5a9e49cc9af [2024-11-28 03:07:07,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:07:07,878 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:07:07,879 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:07:07,879 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:07:07,884 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:07:07,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:07:07" (1/1) ... [2024-11-28 03:07:07,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3b22a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:07, skipping insertion in model container [2024-11-28 03:07:07,886 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:07:07" (1/1) ... [2024-11-28 03:07:07,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:07:08,041 WARN L250 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_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i[916,929] [2024-11-28 03:07:08,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:07:08,126 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:07:08,141 WARN L250 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_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i[916,929] [2024-11-28 03:07:08,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:07:08,206 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:07:08,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08 WrapperNode [2024-11-28 03:07:08,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:07:08,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:07:08,208 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:07:08,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:07:08,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,228 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,261 INFO L138 Inliner]: procedures = 36, calls = 126, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 419 [2024-11-28 03:07:08,262 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:07:08,262 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:07:08,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:07:08,263 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:07:08,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,288 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,336 INFO L175 MemorySlicer]: Split 96 memory accesses to 11 slices as follows [2, 8, 8, 17, 16, 3, 8, 10, 8, 8, 8]. 18 percent of accesses are in the largest equivalence class. The 12 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 14 writes are split as follows [0, 2, 1, 2, 1, 1, 1, 1, 1, 3, 1]. [2024-11-28 03:07:08,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,368 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,374 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,387 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,390 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:07:08,410 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:07:08,410 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:07:08,410 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:07:08,411 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (1/1) ... [2024-11-28 03:07:08,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:07:08,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:07:08,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:07:08,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:07:08,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:07:08,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-28 03:07:08,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-28 03:07:08,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-28 03:07:08,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-28 03:07:08,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-28 03:07:08,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-28 03:07:08,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-28 03:07:08,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-28 03:07:08,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-28 03:07:08,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-28 03:07:08,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-28 03:07:08,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-28 03:07:08,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-28 03:07:08,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-28 03:07:08,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-28 03:07:08,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-28 03:07:08,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-28 03:07:08,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-28 03:07:08,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-28 03:07:08,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-11-28 03:07:08,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-11-28 03:07:08,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-11-28 03:07:08,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 03:07:08,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 03:07:08,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-28 03:07:08,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-28 03:07:08,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-28 03:07:08,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-28 03:07:08,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-28 03:07:08,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-28 03:07:08,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-28 03:07:08,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-28 03:07:08,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-28 03:07:08,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-28 03:07:08,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-28 03:07:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-28 03:07:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-28 03:07:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-28 03:07:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-28 03:07:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-28 03:07:08,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-28 03:07:08,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-28 03:07:08,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-28 03:07:08,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-28 03:07:08,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-28 03:07:08,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-28 03:07:08,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-28 03:07:08,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-28 03:07:08,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-28 03:07:08,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-28 03:07:08,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-28 03:07:08,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-28 03:07:08,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-11-28 03:07:08,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-11-28 03:07:08,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-11-28 03:07:08,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-28 03:07:08,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-28 03:07:08,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-28 03:07:08,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-28 03:07:08,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-28 03:07:08,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-28 03:07:08,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-28 03:07:08,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-28 03:07:08,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-28 03:07:08,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-28 03:07:08,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-28 03:07:08,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-28 03:07:08,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-28 03:07:08,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-28 03:07:08,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-28 03:07:08,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-28 03:07:08,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-28 03:07:08,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-28 03:07:08,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-28 03:07:08,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-28 03:07:08,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-28 03:07:08,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-28 03:07:08,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-28 03:07:08,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-28 03:07:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-28 03:07:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-28 03:07:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-28 03:07:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-28 03:07:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-28 03:07:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-28 03:07:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-11-28 03:07:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:07:08,522 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:07:08,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-28 03:07:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-28 03:07:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-28 03:07:08,799 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:07:08,803 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:07:11,337 INFO L? ?]: Removed 103 outVars from TransFormulas that were not future-live. [2024-11-28 03:07:11,338 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:07:11,357 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:07:11,357 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:07:11,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:07:11 BoogieIcfgContainer [2024-11-28 03:07:11,357 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:07:11,362 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:07:11,363 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:07:11,370 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:07:11,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:07:07" (1/3) ... [2024-11-28 03:07:11,372 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@564fe0b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:07:11, skipping insertion in model container [2024-11-28 03:07:11,372 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:07:08" (2/3) ... [2024-11-28 03:07:11,372 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@564fe0b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:07:11, skipping insertion in model container [2024-11-28 03:07:11,373 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:07:11" (3/3) ... [2024-11-28 03:07:11,375 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-22.i [2024-11-28 03:07:11,392 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:07:11,394 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-22.i that has 2 procedures, 99 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:07:11,453 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:07:11,470 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1ef4e685, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:07:11,470 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:07:11,475 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 87 states have (on average 1.4482758620689655) internal successors, (126), 88 states have internal predecessors, (126), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 03:07:11,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-28 03:07:11,487 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:11,488 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:11,489 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:11,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:11,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1037497833, now seen corresponding path program 1 times [2024-11-28 03:07:11,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:11,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [341688089] [2024-11-28 03:07:11,506 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:11,507 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:11,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:11,511 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:11,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 03:07:12,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:12,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:07:12,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:12,084 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-28 03:07:12,084 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:07:12,085 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:12,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [341688089] [2024-11-28 03:07:12,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [341688089] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:12,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:12,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 03:07:12,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271996206] [2024-11-28 03:07:12,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:12,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:07:12,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:12,111 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:07:12,111 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:07:12,113 INFO L87 Difference]: Start difference. First operand has 99 states, 87 states have (on average 1.4482758620689655) internal successors, (126), 88 states have internal predecessors, (126), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:07:12,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:12,149 INFO L93 Difference]: Finished difference Result 188 states and 286 transitions. [2024-11-28 03:07:12,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:07:12,151 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2024-11-28 03:07:12,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:12,160 INFO L225 Difference]: With dead ends: 188 [2024-11-28 03:07:12,160 INFO L226 Difference]: Without dead ends: 92 [2024-11-28 03:07:12,164 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:07:12,168 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:12,173 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:07:12,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-11-28 03:07:12,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2024-11-28 03:07:12,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 81 states have (on average 1.3703703703703705) internal successors, (111), 81 states have internal predecessors, (111), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 03:07:12,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 129 transitions. [2024-11-28 03:07:12,223 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 129 transitions. Word has length 89 [2024-11-28 03:07:12,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:12,224 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 129 transitions. [2024-11-28 03:07:12,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:07:12,224 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 129 transitions. [2024-11-28 03:07:12,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 03:07:12,227 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:12,255 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:12,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 03:07:12,456 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:12,456 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:12,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:12,458 INFO L85 PathProgramCache]: Analyzing trace with hash -8583379, now seen corresponding path program 1 times [2024-11-28 03:07:12,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:12,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [677243892] [2024-11-28 03:07:12,459 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:12,459 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:12,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:12,462 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:12,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 03:07:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:13,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 03:07:13,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:13,132 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-28 03:07:13,132 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:07:13,132 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:13,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [677243892] [2024-11-28 03:07:13,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [677243892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:13,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:13,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:07:13,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186577378] [2024-11-28 03:07:13,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:13,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:07:13,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:13,139 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:07:13,139 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:07:13,140 INFO L87 Difference]: Start difference. First operand 92 states and 129 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:07:13,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:13,236 INFO L93 Difference]: Finished difference Result 183 states and 258 transitions. [2024-11-28 03:07:13,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:07:13,237 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 92 [2024-11-28 03:07:13,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:13,238 INFO L225 Difference]: With dead ends: 183 [2024-11-28 03:07:13,240 INFO L226 Difference]: Without dead ends: 94 [2024-11-28 03:07:13,240 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:07:13,242 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:13,243 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 370 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:07:13,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-11-28 03:07:13,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2024-11-28 03:07:13,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 03:07:13,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2024-11-28 03:07:13,261 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 92 [2024-11-28 03:07:13,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:13,263 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2024-11-28 03:07:13,263 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:07:13,263 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2024-11-28 03:07:13,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 03:07:13,265 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:13,266 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:13,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-28 03:07:13,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:13,470 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:13,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:13,470 INFO L85 PathProgramCache]: Analyzing trace with hash -902069717, now seen corresponding path program 1 times [2024-11-28 03:07:13,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:13,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [114624722] [2024-11-28 03:07:13,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:13,472 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:13,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:13,474 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:13,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-28 03:07:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:14,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 03:07:14,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:15,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:07:15,478 INFO L349 Elim1Store]: treesize reduction 27, result has 35.7 percent of original size [2024-11-28 03:07:15,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 46 [2024-11-28 03:07:15,715 INFO L378 Elim1Store]: Elim1 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 76 treesize of output 60 [2024-11-28 03:07:15,722 INFO L378 Elim1Store]: Elim1 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 63 treesize of output 51 [2024-11-28 03:07:15,798 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:07:15,798 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:07:15,798 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:15,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [114624722] [2024-11-28 03:07:15,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [114624722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:15,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:15,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:07:15,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696047868] [2024-11-28 03:07:15,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:15,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 03:07:15,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:15,800 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 03:07:15,801 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:07:15,801 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:17,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:17,841 INFO L93 Difference]: Finished difference Result 551 states and 774 transitions. [2024-11-28 03:07:17,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 03:07:17,843 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 92 [2024-11-28 03:07:17,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:17,849 INFO L225 Difference]: With dead ends: 551 [2024-11-28 03:07:17,849 INFO L226 Difference]: Without dead ends: 460 [2024-11-28 03:07:17,850 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:07:17,851 INFO L435 NwaCegarLoop]: 279 mSDtfsCounter, 649 mSDsluCounter, 1421 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:17,853 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [649 Valid, 1700 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 03:07:17,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2024-11-28 03:07:17,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 446. [2024-11-28 03:07:17,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 446 states, 395 states have (on average 1.3721518987341772) internal successors, (542), 395 states have internal predecessors, (542), 45 states have call successors, (45), 5 states have call predecessors, (45), 5 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-28 03:07:17,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 632 transitions. [2024-11-28 03:07:17,938 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 632 transitions. Word has length 92 [2024-11-28 03:07:17,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:17,940 INFO L471 AbstractCegarLoop]: Abstraction has 446 states and 632 transitions. [2024-11-28 03:07:17,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:17,940 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 632 transitions. [2024-11-28 03:07:17,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-28 03:07:17,945 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:17,945 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:17,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-28 03:07:18,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:18,146 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:18,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:18,146 INFO L85 PathProgramCache]: Analyzing trace with hash 278484247, now seen corresponding path program 1 times [2024-11-28 03:07:18,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:18,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [890122861] [2024-11-28 03:07:18,147 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:18,147 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:18,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:18,149 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:18,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-28 03:07:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:18,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-28 03:07:18,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:18,647 INFO L378 Elim1Store]: Elim1 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 17 treesize of output 9 [2024-11-28 03:07:18,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-28 03:07:18,983 INFO L378 Elim1Store]: Elim1 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 27 treesize of output 15 [2024-11-28 03:07:19,018 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:07:19,018 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:07:19,018 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:19,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [890122861] [2024-11-28 03:07:19,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [890122861] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:19,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:19,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:07:19,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958732924] [2024-11-28 03:07:19,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:19,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:07:19,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:19,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:07:19,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:07:19,021 INFO L87 Difference]: Start difference. First operand 446 states and 632 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:19,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:19,591 INFO L93 Difference]: Finished difference Result 810 states and 1137 transitions. [2024-11-28 03:07:19,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 03:07:19,593 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 93 [2024-11-28 03:07:19,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:19,595 INFO L225 Difference]: With dead ends: 810 [2024-11-28 03:07:19,596 INFO L226 Difference]: Without dead ends: 367 [2024-11-28 03:07:19,598 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-11-28 03:07:19,601 INFO L435 NwaCegarLoop]: 252 mSDtfsCounter, 406 mSDsluCounter, 833 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 406 SdHoareTripleChecker+Valid, 1085 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:19,601 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [406 Valid, 1085 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 03:07:19,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2024-11-28 03:07:19,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 271. [2024-11-28 03:07:19,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 240 states have (on average 1.3625) internal successors, (327), 240 states have internal predecessors, (327), 27 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:07:19,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 381 transitions. [2024-11-28 03:07:19,622 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 381 transitions. Word has length 93 [2024-11-28 03:07:19,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:19,622 INFO L471 AbstractCegarLoop]: Abstraction has 271 states and 381 transitions. [2024-11-28 03:07:19,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:19,623 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 381 transitions. [2024-11-28 03:07:19,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-28 03:07:19,624 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:19,625 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:19,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-28 03:07:19,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:19,825 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:19,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:19,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1801465933, now seen corresponding path program 1 times [2024-11-28 03:07:19,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:19,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [891709724] [2024-11-28 03:07:19,828 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:19,828 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:19,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:19,832 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:19,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-28 03:07:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:20,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 03:07:20,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:20,345 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:07:20,345 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:07:20,345 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:20,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [891709724] [2024-11-28 03:07:20,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [891709724] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:20,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:20,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:07:20,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570003231] [2024-11-28 03:07:20,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:20,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:07:20,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:20,349 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:07:20,349 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:07:20,350 INFO L87 Difference]: Start difference. First operand 271 states and 381 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:20,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:20,405 INFO L93 Difference]: Finished difference Result 553 states and 779 transitions. [2024-11-28 03:07:20,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:07:20,406 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 93 [2024-11-28 03:07:20,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:20,408 INFO L225 Difference]: With dead ends: 553 [2024-11-28 03:07:20,408 INFO L226 Difference]: Without dead ends: 285 [2024-11-28 03:07:20,409 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:07:20,410 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 20 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:20,410 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 248 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:07:20,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2024-11-28 03:07:20,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 199. [2024-11-28 03:07:20,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 178 states have (on average 1.353932584269663) internal successors, (241), 178 states have internal predecessors, (241), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:07:20,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 277 transitions. [2024-11-28 03:07:20,425 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 277 transitions. Word has length 93 [2024-11-28 03:07:20,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:20,426 INFO L471 AbstractCegarLoop]: Abstraction has 199 states and 277 transitions. [2024-11-28 03:07:20,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:20,426 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 277 transitions. [2024-11-28 03:07:20,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-28 03:07:20,427 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:20,428 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:20,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-28 03:07:20,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:20,628 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:20,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:20,629 INFO L85 PathProgramCache]: Analyzing trace with hash -498818970, now seen corresponding path program 1 times [2024-11-28 03:07:20,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:20,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2095834672] [2024-11-28 03:07:20,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:20,629 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:20,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:20,631 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:20,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-28 03:07:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:21,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 03:07:21,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:21,157 INFO L378 Elim1Store]: Elim1 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 17 treesize of output 9 [2024-11-28 03:07:21,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 03:07:21,582 INFO L378 Elim1Store]: Elim1 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 45 treesize of output 33 [2024-11-28 03:07:21,653 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:07:21,653 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:07:21,653 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:21,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2095834672] [2024-11-28 03:07:21,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2095834672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:21,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:21,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:07:21,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022939574] [2024-11-28 03:07:21,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:21,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 03:07:21,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:21,655 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 03:07:21,655 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:07:21,655 INFO L87 Difference]: Start difference. First operand 199 states and 277 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 7 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:22,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:22,262 INFO L93 Difference]: Finished difference Result 369 states and 508 transitions. [2024-11-28 03:07:22,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 03:07:22,262 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 7 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 94 [2024-11-28 03:07:22,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:22,264 INFO L225 Difference]: With dead ends: 369 [2024-11-28 03:07:22,264 INFO L226 Difference]: Without dead ends: 278 [2024-11-28 03:07:22,265 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:07:22,266 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 285 mSDsluCounter, 823 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 985 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:22,268 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 985 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 03:07:22,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2024-11-28 03:07:22,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 207. [2024-11-28 03:07:22,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 186 states have (on average 1.3548387096774193) internal successors, (252), 186 states have internal predecessors, (252), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:07:22,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 288 transitions. [2024-11-28 03:07:22,283 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 288 transitions. Word has length 94 [2024-11-28 03:07:22,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:22,283 INFO L471 AbstractCegarLoop]: Abstraction has 207 states and 288 transitions. [2024-11-28 03:07:22,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 7 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:22,283 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 288 transitions. [2024-11-28 03:07:22,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-28 03:07:22,284 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:22,285 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:22,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-28 03:07:22,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:22,485 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:22,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:22,486 INFO L85 PathProgramCache]: Analyzing trace with hash 393840305, now seen corresponding path program 1 times [2024-11-28 03:07:22,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:22,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [62047298] [2024-11-28 03:07:22,486 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:22,486 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:22,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:22,488 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:22,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-28 03:07:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:22,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-28 03:07:22,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:22,933 INFO L378 Elim1Store]: Elim1 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 17 treesize of output 9 [2024-11-28 03:07:23,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-28 03:07:23,237 INFO L378 Elim1Store]: Elim1 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 27 treesize of output 15 [2024-11-28 03:07:23,263 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:07:23,263 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:07:23,263 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:23,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [62047298] [2024-11-28 03:07:23,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [62047298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:23,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:23,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:07:23,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672600792] [2024-11-28 03:07:23,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:23,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:07:23,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:23,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:07:23,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:07:23,265 INFO L87 Difference]: Start difference. First operand 207 states and 288 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:23,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:23,699 INFO L93 Difference]: Finished difference Result 418 states and 576 transitions. [2024-11-28 03:07:23,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 03:07:23,700 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 94 [2024-11-28 03:07:23,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:23,702 INFO L225 Difference]: With dead ends: 418 [2024-11-28 03:07:23,702 INFO L226 Difference]: Without dead ends: 319 [2024-11-28 03:07:23,703 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:07:23,703 INFO L435 NwaCegarLoop]: 246 mSDtfsCounter, 329 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 1012 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:23,703 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [329 Valid, 1012 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:07:23,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2024-11-28 03:07:23,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 203. [2024-11-28 03:07:23,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 182 states have (on average 1.3461538461538463) internal successors, (245), 182 states have internal predecessors, (245), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:07:23,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 281 transitions. [2024-11-28 03:07:23,717 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 281 transitions. Word has length 94 [2024-11-28 03:07:23,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:23,717 INFO L471 AbstractCegarLoop]: Abstraction has 203 states and 281 transitions. [2024-11-28 03:07:23,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:23,718 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 281 transitions. [2024-11-28 03:07:23,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-28 03:07:23,719 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:23,719 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:23,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-28 03:07:23,919 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:23,920 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:23,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:23,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1228323282, now seen corresponding path program 1 times [2024-11-28 03:07:23,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:23,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [532997439] [2024-11-28 03:07:23,920 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:23,920 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:23,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:23,922 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:23,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-28 03:07:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:24,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 03:07:24,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:25,199 INFO L378 Elim1Store]: Elim1 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 18 treesize of output 10 [2024-11-28 03:07:25,268 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 6 proven. 74 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-28 03:07:25,268 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:07:25,832 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:07:25,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 26 [2024-11-28 03:07:26,094 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:26,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [532997439] [2024-11-28 03:07:26,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [532997439] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:07:26,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [917297115] [2024-11-28 03:07:26,094 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:26,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:07:26,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:07:26,096 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:07:26,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-28 03:07:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:27,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-28 03:07:27,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:27,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 03:07:27,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-11-28 03:07:27,951 INFO L378 Elim1Store]: Elim1 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 74 treesize of output 58 [2024-11-28 03:07:27,955 INFO L378 Elim1Store]: Elim1 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 57 treesize of output 45 [2024-11-28 03:07:28,064 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:07:28,064 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:07:28,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [917297115] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:28,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:07:28,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 15 [2024-11-28 03:07:28,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054371216] [2024-11-28 03:07:28,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:28,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:07:28,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:28,066 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:07:28,066 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2024-11-28 03:07:28,067 INFO L87 Difference]: Start difference. First operand 203 states and 281 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:29,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:29,778 INFO L93 Difference]: Finished difference Result 715 states and 992 transitions. [2024-11-28 03:07:29,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 03:07:29,779 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 95 [2024-11-28 03:07:29,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:29,781 INFO L225 Difference]: With dead ends: 715 [2024-11-28 03:07:29,782 INFO L226 Difference]: Without dead ends: 624 [2024-11-28 03:07:29,782 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2024-11-28 03:07:29,783 INFO L435 NwaCegarLoop]: 270 mSDtfsCounter, 387 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 499 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 387 SdHoareTripleChecker+Valid, 1801 SdHoareTripleChecker+Invalid, 518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:29,783 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [387 Valid, 1801 Invalid, 518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 499 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 03:07:29,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2024-11-28 03:07:29,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 265. [2024-11-28 03:07:29,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 234 states have (on average 1.3418803418803418) internal successors, (314), 234 states have internal predecessors, (314), 27 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:07:29,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 368 transitions. [2024-11-28 03:07:29,815 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 368 transitions. Word has length 95 [2024-11-28 03:07:29,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:29,816 INFO L471 AbstractCegarLoop]: Abstraction has 265 states and 368 transitions. [2024-11-28 03:07:29,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:29,816 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 368 transitions. [2024-11-28 03:07:29,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-28 03:07:29,818 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:29,818 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:29,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-28 03:07:30,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2024-11-28 03:07:30,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:30,219 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:30,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:30,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1362336788, now seen corresponding path program 1 times [2024-11-28 03:07:30,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:30,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [764561047] [2024-11-28 03:07:30,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:30,220 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:30,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:30,222 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:30,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-28 03:07:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:30,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 03:07:30,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:30,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-11-28 03:07:30,728 INFO L378 Elim1Store]: Elim1 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 66 treesize of output 54 [2024-11-28 03:07:30,733 INFO L378 Elim1Store]: Elim1 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 54 treesize of output 42 [2024-11-28 03:07:30,774 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:07:30,774 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:07:30,774 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:30,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [764561047] [2024-11-28 03:07:30,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [764561047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:30,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:30,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:07:30,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133131991] [2024-11-28 03:07:30,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:30,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:07:30,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:30,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:07:30,775 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:07:30,776 INFO L87 Difference]: Start difference. First operand 265 states and 368 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:31,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:31,012 INFO L93 Difference]: Finished difference Result 446 states and 620 transitions. [2024-11-28 03:07:31,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:07:31,013 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 95 [2024-11-28 03:07:31,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:31,015 INFO L225 Difference]: With dead ends: 446 [2024-11-28 03:07:31,015 INFO L226 Difference]: Without dead ends: 355 [2024-11-28 03:07:31,016 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:07:31,016 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 111 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:31,017 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 640 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:07:31,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2024-11-28 03:07:31,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 217. [2024-11-28 03:07:31,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 196 states have (on average 1.346938775510204) internal successors, (264), 196 states have internal predecessors, (264), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:07:31,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 300 transitions. [2024-11-28 03:07:31,033 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 300 transitions. Word has length 95 [2024-11-28 03:07:31,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:31,033 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 300 transitions. [2024-11-28 03:07:31,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:31,034 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 300 transitions. [2024-11-28 03:07:31,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-28 03:07:31,035 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:31,035 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:31,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-11-28 03:07:31,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:31,235 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:31,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:31,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1584848223, now seen corresponding path program 1 times [2024-11-28 03:07:31,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:31,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [919451498] [2024-11-28 03:07:31,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:31,236 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:31,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:31,239 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:31,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-28 03:07:31,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:31,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 03:07:31,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:32,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:07:32,404 INFO L378 Elim1Store]: Elim1 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 35 treesize of output 27 [2024-11-28 03:07:32,450 INFO L349 Elim1Store]: treesize reduction 25, result has 37.5 percent of original size [2024-11-28 03:07:32,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 35 [2024-11-28 03:07:32,542 INFO L378 Elim1Store]: Elim1 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 25 treesize of output 17 [2024-11-28 03:07:32,574 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:07:32,574 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:07:32,574 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:32,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [919451498] [2024-11-28 03:07:32,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [919451498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:32,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:32,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:07:32,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794195610] [2024-11-28 03:07:32,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:32,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:07:32,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:32,576 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:07:32,576 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:07:32,576 INFO L87 Difference]: Start difference. First operand 217 states and 300 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:34,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:07:35,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:35,975 INFO L93 Difference]: Finished difference Result 415 states and 574 transitions. [2024-11-28 03:07:35,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:07:35,976 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-28 03:07:35,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:35,978 INFO L225 Difference]: With dead ends: 415 [2024-11-28 03:07:35,978 INFO L226 Difference]: Without dead ends: 310 [2024-11-28 03:07:35,978 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:07:35,979 INFO L435 NwaCegarLoop]: 238 mSDtfsCounter, 297 mSDsluCounter, 769 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 1007 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:35,979 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [297 Valid, 1007 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 222 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-28 03:07:35,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2024-11-28 03:07:35,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 306. [2024-11-28 03:07:35,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 275 states have (on average 1.3490909090909091) internal successors, (371), 275 states have internal predecessors, (371), 27 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:07:35,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 425 transitions. [2024-11-28 03:07:35,998 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 425 transitions. Word has length 96 [2024-11-28 03:07:35,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:35,999 INFO L471 AbstractCegarLoop]: Abstraction has 306 states and 425 transitions. [2024-11-28 03:07:35,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:07:35,999 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 425 transitions. [2024-11-28 03:07:36,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-28 03:07:36,000 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:36,000 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:36,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2024-11-28 03:07:36,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:36,202 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:36,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:36,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1900772447, now seen corresponding path program 1 times [2024-11-28 03:07:36,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:36,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [777098328] [2024-11-28 03:07:36,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:36,204 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:36,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:36,206 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:36,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2024-11-28 03:08:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:08:22,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 03:08:22,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:08:23,497 INFO L378 Elim1Store]: Elim1 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 15 treesize of output 7 [2024-11-28 03:08:23,532 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 1 proven. 59 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-28 03:08:23,532 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:08:24,244 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:08:24,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 38 [2024-11-28 03:08:24,518 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:08:24,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [777098328] [2024-11-28 03:08:24,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [777098328] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:08:24,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [92118325] [2024-11-28 03:08:24,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:08:24,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:08:24,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:08:24,524 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:08:24,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b9848b1-2d9f-4dcf-90c5-b79ccb8d22db/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process