./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-79.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX --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 4522b5a66b3d4f8ef554f40c788320876b54a222975236df0306e3759009899d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:57:29,628 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:57:29,756 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 18:57:29,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:57:29,768 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:57:29,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:57:29,824 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:57:29,824 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:57:29,826 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:57:29,828 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:57:29,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:57:29,829 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:57:29,830 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:57:29,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:57:29,834 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:57:29,834 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:57:29,835 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:57:29,835 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:57:29,836 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:57:29,836 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:57:29,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:57:29,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:57:29,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:57:29,842 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:57:29,843 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:57:29,843 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:57:29,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:57:29,844 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:57:29,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:57:29,848 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:57:29,848 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:57:29,849 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:57:29,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:57:29,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:57:29,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:57:29,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:57:29,853 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:57:29,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:57:29,854 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:57:29,854 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:57:29,855 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:57:29,855 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:57:29,856 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4522b5a66b3d4f8ef554f40c788320876b54a222975236df0306e3759009899d [2024-11-08 18:57:30,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:57:30,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:57:30,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:57:30,306 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:57:30,306 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:57:30,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-79.i Unable to find full path for "g++" [2024-11-08 18:57:32,794 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:57:33,119 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:57:33,119 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-79.i [2024-11-08 18:57:33,140 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/data/7baa6ca7e/f184e782fbf642da914166d78bd1ae46/FLAGe9079e79e [2024-11-08 18:57:33,398 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/data/7baa6ca7e/f184e782fbf642da914166d78bd1ae46 [2024-11-08 18:57:33,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:57:33,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:57:33,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:57:33,405 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:57:33,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:57:33,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:33,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56dcb9d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33, skipping insertion in model container [2024-11-08 18:57:33,415 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:33,453 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:57:33,679 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_e6aa2522-45db-4b2f-8526-e91c1d6263c2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-79.i[917,930] [2024-11-08 18:57:33,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:57:33,769 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:57:33,786 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_e6aa2522-45db-4b2f-8526-e91c1d6263c2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-79.i[917,930] [2024-11-08 18:57:33,830 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:57:33,860 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:57:33,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33 WrapperNode [2024-11-08 18:57:33,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:57:33,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:57:33,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:57:33,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:57:33,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:33,892 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:33,941 INFO L138 Inliner]: procedures = 29, calls = 131, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 423 [2024-11-08 18:57:33,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:57:33,942 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:57:33,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:57:33,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:57:33,958 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:33,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:33,964 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:33,991 INFO L175 MemorySlicer]: Split 103 memory accesses to 7 slices as follows [2, 13, 18, 8, 45, 11, 6]. 44 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 2, 2, 1, 4, 1, 1]. The 15 writes are split as follows [0, 2, 2, 1, 5, 3, 2]. [2024-11-08 18:57:33,991 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:33,991 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:34,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:34,037 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:34,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:34,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:34,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:57:34,051 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:57:34,051 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:57:34,052 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:57:34,053 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (1/1) ... [2024-11-08 18:57:34,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:57:34,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:34,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:34,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:57:34,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:57:34,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 18:57:34,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 18:57:34,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 18:57:34,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 18:57:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 18:57:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 18:57:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-08 18:57:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-08 18:57:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-08 18:57:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-08 18:57:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-08 18:57:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-08 18:57:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-08 18:57:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-08 18:57:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-08 18:57:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-08 18:57:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-08 18:57:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-08 18:57:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-08 18:57:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-08 18:57:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-08 18:57:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 18:57:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 18:57:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 18:57:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 18:57:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 18:57:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 18:57:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-08 18:57:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-08 18:57:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-08 18:57:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-08 18:57:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-08 18:57:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-08 18:57:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-08 18:57:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-08 18:57:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:57:34,230 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:57:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:57:34,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 18:57:34,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 18:57:34,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 18:57:34,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 18:57:34,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 18:57:34,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-08 18:57:34,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:57:34,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:57:34,492 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:57:34,495 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:57:35,107 INFO L? ?]: Removed 100 outVars from TransFormulas that were not future-live. [2024-11-08 18:57:35,107 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:57:35,132 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:57:35,133 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:57:35,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:57:35 BoogieIcfgContainer [2024-11-08 18:57:35,134 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:57:35,139 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:57:35,141 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:57:35,146 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:57:35,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:57:33" (1/3) ... [2024-11-08 18:57:35,147 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2740fe27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:57:35, skipping insertion in model container [2024-11-08 18:57:35,147 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:33" (2/3) ... [2024-11-08 18:57:35,148 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2740fe27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:57:35, skipping insertion in model container [2024-11-08 18:57:35,148 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:57:35" (3/3) ... [2024-11-08 18:57:35,150 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-79.i [2024-11-08 18:57:35,175 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:57:35,176 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:57:35,265 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:57:35,273 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;@be1a6b5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:57:35,273 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:57:35,279 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 82 states have internal predecessors, (116), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 18:57:35,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-08 18:57:35,295 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:57:35,297 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:57:35,298 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:57:35,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:35,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1485728134, now seen corresponding path program 1 times [2024-11-08 18:57:35,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:35,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532767387] [2024-11-08 18:57:35,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:35,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:35,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:57:35,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:35,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:57:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:35,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 18:57:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:35,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:57:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:35,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:57:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:35,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:57:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:35,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:57:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:35,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:57:35,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:35,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:57:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:35,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 18:57:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:35,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 18:57:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:35,839 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 18:57:35,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:57:35,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532767387] [2024-11-08 18:57:35,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532767387] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:57:35,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:57:35,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:57:35,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539373976] [2024-11-08 18:57:35,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:57:35,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:57:35,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:57:35,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:57:35,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:57:35,886 INFO L87 Difference]: Start difference. First operand has 95 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 82 states have internal predecessors, (116), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 18:57:35,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:57:35,931 INFO L93 Difference]: Finished difference Result 183 states and 281 transitions. [2024-11-08 18:57:35,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:57:35,937 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) Word has length 101 [2024-11-08 18:57:35,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:57:35,948 INFO L225 Difference]: With dead ends: 183 [2024-11-08 18:57:35,948 INFO L226 Difference]: Without dead ends: 91 [2024-11-08 18:57:35,955 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:57:35,961 INFO L432 NwaCegarLoop]: 131 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, 131 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 [2024-11-08 18:57:35,962 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:57:35,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-08 18:57:36,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-11-08 18:57:36,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 78 states have (on average 1.3974358974358974) internal successors, (109), 78 states have internal predecessors, (109), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 18:57:36,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 131 transitions. [2024-11-08 18:57:36,042 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 131 transitions. Word has length 101 [2024-11-08 18:57:36,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:57:36,045 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 131 transitions. [2024-11-08 18:57:36,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 18:57:36,046 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 131 transitions. [2024-11-08 18:57:36,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-08 18:57:36,053 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:57:36,054 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:57:36,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:57:36,055 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:57:36,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:36,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1986428868, now seen corresponding path program 1 times [2024-11-08 18:57:36,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:36,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834430529] [2024-11-08 18:57:36,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:36,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:36,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:57:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:36,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:57:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:36,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 18:57:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:36,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:57:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:36,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:57:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:36,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:57:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:36,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:57:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:36,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:57:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:36,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:57:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:36,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 18:57:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:36,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 18:57:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:36,705 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 18:57:36,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:57:36,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834430529] [2024-11-08 18:57:36,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834430529] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:57:36,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:57:36,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:57:36,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579245700] [2024-11-08 18:57:36,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:57:36,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:57:36,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:57:36,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:57:36,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:57:36,715 INFO L87 Difference]: Start difference. First operand 91 states and 131 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 18:57:36,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:57:36,778 INFO L93 Difference]: Finished difference Result 181 states and 262 transitions. [2024-11-08 18:57:36,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:57:36,779 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 101 [2024-11-08 18:57:36,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:57:36,782 INFO L225 Difference]: With dead ends: 181 [2024-11-08 18:57:36,782 INFO L226 Difference]: Without dead ends: 93 [2024-11-08 18:57:36,783 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:57:36,784 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 376 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 [2024-11-08 18:57:36,785 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 376 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:57:36,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-08 18:57:36,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-11-08 18:57:36,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 80 states have (on average 1.3875) internal successors, (111), 80 states have internal predecessors, (111), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 18:57:36,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 133 transitions. [2024-11-08 18:57:36,798 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 133 transitions. Word has length 101 [2024-11-08 18:57:36,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:57:36,800 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 133 transitions. [2024-11-08 18:57:36,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 18:57:36,801 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 133 transitions. [2024-11-08 18:57:36,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-08 18:57:36,804 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:57:36,805 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:57:36,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:57:36,805 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:57:36,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:36,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1815516479, now seen corresponding path program 1 times [2024-11-08 18:57:36,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:36,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688604541] [2024-11-08 18:57:36,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:36,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:57:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:57:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 18:57:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:57:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:57:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:57:37,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:57:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:57:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:57:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 18:57:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 18:57:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,177 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 18:57:37,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:57:37,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688604541] [2024-11-08 18:57:37,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688604541] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:57:37,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:57:37,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:57:37,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032816555] [2024-11-08 18:57:37,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:57:37,183 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:57:37,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:57:37,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:57:37,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:57:37,188 INFO L87 Difference]: Start difference. First operand 93 states and 133 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 18:57:37,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:57:37,272 INFO L93 Difference]: Finished difference Result 186 states and 267 transitions. [2024-11-08 18:57:37,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:57:37,274 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-11-08 18:57:37,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:57:37,279 INFO L225 Difference]: With dead ends: 186 [2024-11-08 18:57:37,279 INFO L226 Difference]: Without dead ends: 96 [2024-11-08 18:57:37,282 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:57:37,284 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 1 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:57:37,285 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 375 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:57:37,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-08 18:57:37,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 95. [2024-11-08 18:57:37,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 82 states have (on average 1.3780487804878048) internal successors, (113), 82 states have internal predecessors, (113), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 18:57:37,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 135 transitions. [2024-11-08 18:57:37,318 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 135 transitions. Word has length 103 [2024-11-08 18:57:37,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:57:37,319 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 135 transitions. [2024-11-08 18:57:37,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 18:57:37,320 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 135 transitions. [2024-11-08 18:57:37,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-08 18:57:37,325 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:57:37,326 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:57:37,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:57:37,327 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:57:37,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:37,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1817363521, now seen corresponding path program 1 times [2024-11-08 18:57:37,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:37,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876447118] [2024-11-08 18:57:37,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:37,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:57:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:57:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 18:57:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:57:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:57:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:57:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:57:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:57:37,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:57:37,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 18:57:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 18:57:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:37,865 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 18:57:37,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:57:37,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876447118] [2024-11-08 18:57:37,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876447118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:57:37,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:57:37,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:57:37,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069469448] [2024-11-08 18:57:37,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:57:37,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:57:37,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:57:37,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:57:37,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:57:37,869 INFO L87 Difference]: Start difference. First operand 95 states and 135 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 18:57:38,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:57:38,012 INFO L93 Difference]: Finished difference Result 217 states and 306 transitions. [2024-11-08 18:57:38,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:57:38,015 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-11-08 18:57:38,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:57:38,018 INFO L225 Difference]: With dead ends: 217 [2024-11-08 18:57:38,020 INFO L226 Difference]: Without dead ends: 125 [2024-11-08 18:57:38,021 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:57:38,022 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 35 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:57:38,023 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 545 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:57:38,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-08 18:57:38,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 97. [2024-11-08 18:57:38,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 84 states have (on average 1.369047619047619) internal successors, (115), 84 states have internal predecessors, (115), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 18:57:38,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 137 transitions. [2024-11-08 18:57:38,038 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 137 transitions. Word has length 103 [2024-11-08 18:57:38,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:57:38,042 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 137 transitions. [2024-11-08 18:57:38,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 18:57:38,043 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2024-11-08 18:57:38,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 18:57:38,045 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:57:38,045 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:57:38,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 18:57:38,046 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:57:38,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:38,050 INFO L85 PathProgramCache]: Analyzing trace with hash 351928924, now seen corresponding path program 1 times [2024-11-08 18:57:38,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:38,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867823357] [2024-11-08 18:57:38,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:38,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:39,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:57:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:39,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:57:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:39,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 18:57:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:39,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:57:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:39,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:57:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:39,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:57:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:39,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:57:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:39,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:57:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:39,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:57:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:39,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 18:57:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:39,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 18:57:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:39,929 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 18:57:39,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:57:39,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867823357] [2024-11-08 18:57:39,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867823357] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:57:39,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:57:39,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 18:57:39,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038577796] [2024-11-08 18:57:39,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:57:39,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 18:57:39,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:57:39,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 18:57:39,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:57:39,936 INFO L87 Difference]: Start difference. First operand 97 states and 137 transitions. Second operand has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 11 states have internal predecessors, (52), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 18:57:41,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:57:41,838 INFO L93 Difference]: Finished difference Result 612 states and 859 transitions. [2024-11-08 18:57:41,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-08 18:57:41,839 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 11 states have internal predecessors, (52), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 104 [2024-11-08 18:57:41,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:57:41,847 INFO L225 Difference]: With dead ends: 612 [2024-11-08 18:57:41,847 INFO L226 Difference]: Without dead ends: 518 [2024-11-08 18:57:41,848 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=225, Invalid=767, Unknown=0, NotChecked=0, Total=992 [2024-11-08 18:57:41,853 INFO L432 NwaCegarLoop]: 174 mSDtfsCounter, 986 mSDsluCounter, 1163 mSDsCounter, 0 mSdLazyCounter, 611 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 986 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:57:41,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [986 Valid, 1337 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 611 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 18:57:41,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2024-11-08 18:57:41,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 339. [2024-11-08 18:57:41,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 302 states have (on average 1.3940397350993377) internal successors, (421), 304 states have internal predecessors, (421), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 30 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-08 18:57:41,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 485 transitions. [2024-11-08 18:57:41,944 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 485 transitions. Word has length 104 [2024-11-08 18:57:41,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:57:41,945 INFO L471 AbstractCegarLoop]: Abstraction has 339 states and 485 transitions. [2024-11-08 18:57:41,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 11 states have internal predecessors, (52), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 18:57:41,947 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 485 transitions. [2024-11-08 18:57:41,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-08 18:57:41,952 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:57:41,952 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:57:41,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 18:57:41,953 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:57:41,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:41,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1765384957, now seen corresponding path program 1 times [2024-11-08 18:57:41,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:41,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956831602] [2024-11-08 18:57:41,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:41,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:05,467 WARN L286 SmtUtils]: Spent 6.97s on a formula simplification that was a NOOP. DAG size: 808 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:00:05,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:05,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:00:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:05,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:00:05,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:05,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:00:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:05,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:00:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:05,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:00:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:05,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:05,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:05,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:00:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:05,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:00:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:05,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:00:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:05,817 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 27 proven. 3 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 19:00:05,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:05,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956831602] [2024-11-08 19:00:05,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956831602] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:00:05,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879623819] [2024-11-08 19:00:05,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:05,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:05,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:05,822 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:00:05,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 19:00:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:06,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 19:00:06,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:00:07,440 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 [2024-11-08 19:00:07,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:00:07,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 49 [2024-11-08 19:00:08,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:00:08,081 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:00:08,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 167 treesize of output 103 [2024-11-08 19:00:08,247 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-08 19:00:08,248 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:00:09,853 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 347 treesize of output 319 [2024-11-08 19:00:10,026 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 [2024-11-08 19:00:10,130 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 [2024-11-08 19:00:10,249 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 [2024-11-08 19:00:10,352 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 [2024-11-08 19:00:10,512 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 [2024-11-08 19:00:10,631 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 [2024-11-08 19:00:10,756 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 [2024-11-08 19:00:10,871 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 [2024-11-08 19:00:10,997 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 [2024-11-08 19:00:11,123 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 [2024-11-08 19:00:11,214 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 [2024-11-08 19:00:11,309 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 [2024-11-08 19:00:11,409 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 [2024-11-08 19:00:11,511 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 [2024-11-08 19:00:11,611 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 [2024-11-08 19:00:11,710 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 [2024-11-08 19:00:11,817 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 [2024-11-08 19:00:11,936 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 [2024-11-08 19:00:12,036 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 [2024-11-08 19:00:12,135 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 [2024-11-08 19:00:12,222 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 [2024-11-08 19:00:12,319 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 [2024-11-08 19:00:12,417 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 [2024-11-08 19:00:12,529 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 [2024-11-08 19:00:12,626 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 [2024-11-08 19:00:12,726 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 [2024-11-08 19:00:12,821 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 [2024-11-08 19:00:12,910 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 [2024-11-08 19:00:13,006 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 [2024-11-08 19:00:13,101 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 [2024-11-08 19:00:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:00:13,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1879623819] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 19:00:13,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 19:00:13,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12, 7] total 19 [2024-11-08 19:00:13,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253850528] [2024-11-08 19:00:13,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:13,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 19:00:13,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:13,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 19:00:13,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2024-11-08 19:00:13,199 INFO L87 Difference]: Start difference. First operand 339 states and 485 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:13,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:13,974 INFO L93 Difference]: Finished difference Result 927 states and 1320 transitions. [2024-11-08 19:00:13,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 19:00:13,975 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 105 [2024-11-08 19:00:13,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:13,980 INFO L225 Difference]: With dead ends: 927 [2024-11-08 19:00:13,981 INFO L226 Difference]: Without dead ends: 591 [2024-11-08 19:00:13,982 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 191 SyntacticMatches, 32 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 249 ImplicationChecksByTransitivity, 12.1s TimeCoverageRelationStatistics Valid=78, Invalid=474, Unknown=0, NotChecked=0, Total=552 [2024-11-08 19:00:13,983 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 171 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 710 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:13,983 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 710 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 19:00:13,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2024-11-08 19:00:14,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 339. [2024-11-08 19:00:14,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 302 states have (on average 1.3940397350993377) internal successors, (421), 304 states have internal predecessors, (421), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 30 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-08 19:00:14,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 485 transitions. [2024-11-08 19:00:14,015 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 485 transitions. Word has length 105 [2024-11-08 19:00:14,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:14,016 INFO L471 AbstractCegarLoop]: Abstraction has 339 states and 485 transitions. [2024-11-08 19:00:14,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:14,016 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 485 transitions. [2024-11-08 19:00:14,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 19:00:14,018 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:14,018 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:14,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 19:00:14,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-08 19:00:14,222 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:14,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:14,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1986810826, now seen corresponding path program 1 times [2024-11-08 19:00:14,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:14,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165701196] [2024-11-08 19:00:14,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:14,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:14,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:14,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:00:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:14,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:00:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:14,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:00:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:14,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:00:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:14,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:00:14,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:14,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:14,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:14,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:00:14,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:14,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:00:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:14,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:00:14,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:14,604 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:00:14,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:14,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165701196] [2024-11-08 19:00:14,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165701196] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:14,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:14,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 19:00:14,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97632598] [2024-11-08 19:00:14,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:14,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 19:00:14,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:14,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 19:00:14,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 19:00:14,607 INFO L87 Difference]: Start difference. First operand 339 states and 485 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, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:14,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:14,903 INFO L93 Difference]: Finished difference Result 943 states and 1343 transitions. [2024-11-08 19:00:14,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 19:00:14,905 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, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 106 [2024-11-08 19:00:14,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:14,911 INFO L225 Difference]: With dead ends: 943 [2024-11-08 19:00:14,911 INFO L226 Difference]: Without dead ends: 607 [2024-11-08 19:00:14,912 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 19:00:14,913 INFO L432 NwaCegarLoop]: 163 mSDtfsCounter, 80 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 727 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:14,913 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 727 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 19:00:14,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2024-11-08 19:00:14,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 379. [2024-11-08 19:00:14,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379 states, 342 states have (on average 1.391812865497076) internal successors, (476), 344 states have internal predecessors, (476), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 30 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-08 19:00:14,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 540 transitions. [2024-11-08 19:00:14,972 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 540 transitions. Word has length 106 [2024-11-08 19:00:14,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:14,974 INFO L471 AbstractCegarLoop]: Abstraction has 379 states and 540 transitions. [2024-11-08 19:00:14,974 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, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:14,975 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 540 transitions. [2024-11-08 19:00:14,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 19:00:14,976 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:14,976 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:14,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 19:00:14,977 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:14,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:14,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1537462538, now seen corresponding path program 1 times [2024-11-08 19:00:14,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:14,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498665763] [2024-11-08 19:00:14,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:14,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:15,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:15,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:15,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:00:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:15,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:00:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:15,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:00:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:15,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:00:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:15,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:00:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:15,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:15,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:15,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:00:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:15,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:00:15,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:15,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:00:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:15,644 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:00:15,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:15,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498665763] [2024-11-08 19:00:15,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498665763] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:15,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:15,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 19:00:15,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664480434] [2024-11-08 19:00:15,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:15,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 19:00:15,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:15,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 19:00:15,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-08 19:00:15,648 INFO L87 Difference]: Start difference. First operand 379 states and 540 transitions. Second operand has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:16,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:16,596 INFO L93 Difference]: Finished difference Result 1190 states and 1686 transitions. [2024-11-08 19:00:16,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 19:00:16,597 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 106 [2024-11-08 19:00:16,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:16,601 INFO L225 Difference]: With dead ends: 1190 [2024-11-08 19:00:16,601 INFO L226 Difference]: Without dead ends: 814 [2024-11-08 19:00:16,603 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2024-11-08 19:00:16,603 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 513 mSDsluCounter, 563 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 513 SdHoareTripleChecker+Valid, 658 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:16,604 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [513 Valid, 658 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 19:00:16,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2024-11-08 19:00:16,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 418. [2024-11-08 19:00:16,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 381 states have (on average 1.4120734908136483) internal successors, (538), 383 states have internal predecessors, (538), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 30 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-08 19:00:16,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 602 transitions. [2024-11-08 19:00:16,647 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 602 transitions. Word has length 106 [2024-11-08 19:00:16,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:16,648 INFO L471 AbstractCegarLoop]: Abstraction has 418 states and 602 transitions. [2024-11-08 19:00:16,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:16,648 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 602 transitions. [2024-11-08 19:00:16,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 19:00:16,650 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:16,650 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:16,651 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 19:00:16,651 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:16,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:16,651 INFO L85 PathProgramCache]: Analyzing trace with hash -2124268552, now seen corresponding path program 1 times [2024-11-08 19:00:16,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:16,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781531090] [2024-11-08 19:00:16,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:16,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:16,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:16,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:00:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:16,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:00:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:16,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:00:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:16,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:00:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:16,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:00:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:16,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:16,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:16,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:00:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:16,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:00:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:16,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:00:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:16,912 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:00:16,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:16,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781531090] [2024-11-08 19:00:16,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781531090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:16,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:16,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 19:00:16,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922124202] [2024-11-08 19:00:16,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:16,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 19:00:16,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:16,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 19:00:16,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:00:16,915 INFO L87 Difference]: Start difference. First operand 418 states and 602 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:17,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:17,030 INFO L93 Difference]: Finished difference Result 929 states and 1328 transitions. [2024-11-08 19:00:17,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:00:17,031 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 106 [2024-11-08 19:00:17,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:17,036 INFO L225 Difference]: With dead ends: 929 [2024-11-08 19:00:17,038 INFO L226 Difference]: Without dead ends: 514 [2024-11-08 19:00:17,039 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-08 19:00:17,040 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 44 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:17,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 534 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 19:00:17,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2024-11-08 19:00:17,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 374. [2024-11-08 19:00:17,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 337 states have (on average 1.370919881305638) internal successors, (462), 339 states have internal predecessors, (462), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 30 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-08 19:00:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 526 transitions. [2024-11-08 19:00:17,086 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 526 transitions. Word has length 106 [2024-11-08 19:00:17,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:17,087 INFO L471 AbstractCegarLoop]: Abstraction has 374 states and 526 transitions. [2024-11-08 19:00:17,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:17,087 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 526 transitions. [2024-11-08 19:00:17,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 19:00:17,091 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:17,092 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:17,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 19:00:17,092 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:17,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:17,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1066501438, now seen corresponding path program 1 times [2024-11-08 19:00:17,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:17,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701476462] [2024-11-08 19:00:17,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:17,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:17,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:17,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:00:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:17,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:00:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:17,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:00:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:17,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:00:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:17,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:00:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:17,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:17,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:17,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:17,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:00:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:17,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:00:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:17,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:00:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:17,492 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:00:17,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:17,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701476462] [2024-11-08 19:00:17,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701476462] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:17,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:17,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 19:00:17,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639197543] [2024-11-08 19:00:17,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:17,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 19:00:17,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:17,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 19:00:17,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-08 19:00:17,496 INFO L87 Difference]: Start difference. First operand 374 states and 526 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:18,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:18,095 INFO L93 Difference]: Finished difference Result 996 states and 1390 transitions. [2024-11-08 19:00:18,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 19:00:18,096 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 106 [2024-11-08 19:00:18,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:18,099 INFO L225 Difference]: With dead ends: 996 [2024-11-08 19:00:18,099 INFO L226 Difference]: Without dead ends: 625 [2024-11-08 19:00:18,101 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-11-08 19:00:18,102 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 589 mSDsluCounter, 603 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 708 SdHoareTripleChecker+Invalid, 278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:18,102 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [589 Valid, 708 Invalid, 278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 19:00:18,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2024-11-08 19:00:18,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 394. [2024-11-08 19:00:18,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 357 states have (on average 1.3837535014005602) internal successors, (494), 359 states have internal predecessors, (494), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 30 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-08 19:00:18,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 558 transitions. [2024-11-08 19:00:18,144 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 558 transitions. Word has length 106 [2024-11-08 19:00:18,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:18,145 INFO L471 AbstractCegarLoop]: Abstraction has 394 states and 558 transitions. [2024-11-08 19:00:18,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:18,145 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 558 transitions. [2024-11-08 19:00:18,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 19:00:18,147 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:18,147 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:18,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 19:00:18,148 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:18,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:18,148 INFO L85 PathProgramCache]: Analyzing trace with hash -2087569792, now seen corresponding path program 1 times [2024-11-08 19:00:18,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:18,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566264491] [2024-11-08 19:00:18,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:18,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:18,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:18,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:00:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:18,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:00:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:18,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:00:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:18,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:00:18,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:18,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:00:18,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:18,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:18,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:18,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:00:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:18,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:00:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:18,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:00:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:18,379 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:00:18,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:18,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566264491] [2024-11-08 19:00:18,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566264491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:18,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:18,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 19:00:18,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532138262] [2024-11-08 19:00:18,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:18,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 19:00:18,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:18,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 19:00:18,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:00:18,382 INFO L87 Difference]: Start difference. First operand 394 states and 558 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:18,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:18,446 INFO L93 Difference]: Finished difference Result 751 states and 1067 transitions. [2024-11-08 19:00:18,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 19:00:18,447 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 106 [2024-11-08 19:00:18,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:18,450 INFO L225 Difference]: With dead ends: 751 [2024-11-08 19:00:18,450 INFO L226 Difference]: Without dead ends: 360 [2024-11-08 19:00:18,451 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:00:18,452 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:18,452 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 347 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:00:18,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2024-11-08 19:00:18,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 333. [2024-11-08 19:00:18,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 296 states have (on average 1.3547297297297298) internal successors, (401), 298 states have internal predecessors, (401), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 30 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-08 19:00:18,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 465 transitions. [2024-11-08 19:00:18,491 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 465 transitions. Word has length 106 [2024-11-08 19:00:18,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:18,491 INFO L471 AbstractCegarLoop]: Abstraction has 333 states and 465 transitions. [2024-11-08 19:00:18,492 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:18,492 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 465 transitions. [2024-11-08 19:00:18,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 19:00:18,494 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:18,494 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:18,494 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 19:00:18,494 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:18,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:18,495 INFO L85 PathProgramCache]: Analyzing trace with hash -406326213, now seen corresponding path program 1 times [2024-11-08 19:00:18,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:18,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328907394] [2024-11-08 19:00:18,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:18,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:19,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:19,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:00:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:19,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:00:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:19,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:00:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:19,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:00:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:19,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:00:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:19,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:19,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:19,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:00:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:19,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:00:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:19,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:00:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:19,155 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:00:19,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:19,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328907394] [2024-11-08 19:00:19,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328907394] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:19,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:19,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 19:00:19,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636696548] [2024-11-08 19:00:19,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:19,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 19:00:19,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:19,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 19:00:19,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-08 19:00:19,158 INFO L87 Difference]: Start difference. First operand 333 states and 465 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:00:19,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:19,699 INFO L93 Difference]: Finished difference Result 791 states and 1102 transitions. [2024-11-08 19:00:19,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 19:00:19,700 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), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 107 [2024-11-08 19:00:19,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:19,703 INFO L225 Difference]: With dead ends: 791 [2024-11-08 19:00:19,704 INFO L226 Difference]: Without dead ends: 461 [2024-11-08 19:00:19,705 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 19:00:19,706 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 203 mSDsluCounter, 560 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 706 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:19,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 706 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 19:00:19,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2024-11-08 19:00:19,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 343. [2024-11-08 19:00:19,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 343 states, 306 states have (on average 1.3496732026143792) internal successors, (413), 308 states have internal predecessors, (413), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 30 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-08 19:00:19,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 477 transitions. [2024-11-08 19:00:19,749 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 477 transitions. Word has length 107 [2024-11-08 19:00:19,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:19,749 INFO L471 AbstractCegarLoop]: Abstraction has 343 states and 477 transitions. [2024-11-08 19:00:19,750 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), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:00:19,750 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 477 transitions. [2024-11-08 19:00:19,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 19:00:19,752 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:19,752 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:19,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 19:00:19,753 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:19,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:19,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1553222338, now seen corresponding path program 1 times [2024-11-08 19:00:19,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:19,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859723201] [2024-11-08 19:00:19,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:19,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:00:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:00:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:00:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:00:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:00:20,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:00:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:00:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:00:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,445 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 19:00:20,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:20,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859723201] [2024-11-08 19:00:20,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859723201] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:00:20,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1076896654] [2024-11-08 19:00:20,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:20,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:20,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:20,449 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:00:20,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 19:00:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:20,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 19:00:20,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:00:20,871 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 [2024-11-08 19:00:22,050 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-08 19:00:22,051 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 25 treesize of output 20 [2024-11-08 19:00:22,120 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-08 19:00:22,121 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 28 treesize of output 12 [2024-11-08 19:00:22,164 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-08 19:00:22,164 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:00:22,844 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 31 treesize of output 27 [2024-11-08 19:00:22,934 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 19:00:22,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1076896654] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 19:00:22,934 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 19:00:22,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 10] total 24 [2024-11-08 19:00:22,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464868413] [2024-11-08 19:00:22,935 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 19:00:22,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-08 19:00:22,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:22,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-08 19:00:22,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=465, Unknown=0, NotChecked=0, Total=552 [2024-11-08 19:00:22,941 INFO L87 Difference]: Start difference. First operand 343 states and 477 transitions. Second operand has 24 states, 21 states have (on average 6.809523809523809) internal successors, (143), 23 states have internal predecessors, (143), 9 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 6 states have call predecessors, (33), 9 states have call successors, (33) [2024-11-08 19:00:23,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:23,795 INFO L93 Difference]: Finished difference Result 583 states and 803 transitions. [2024-11-08 19:00:23,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 19:00:23,796 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 21 states have (on average 6.809523809523809) internal successors, (143), 23 states have internal predecessors, (143), 9 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 6 states have call predecessors, (33), 9 states have call successors, (33) Word has length 107 [2024-11-08 19:00:23,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:23,798 INFO L225 Difference]: With dead ends: 583 [2024-11-08 19:00:23,798 INFO L226 Difference]: Without dead ends: 243 [2024-11-08 19:00:23,800 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 219 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=260, Invalid=930, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 19:00:23,801 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 456 mSDsluCounter, 698 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 456 SdHoareTripleChecker+Valid, 800 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:23,801 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [456 Valid, 800 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 248 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 19:00:23,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2024-11-08 19:00:23,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 117. [2024-11-08 19:00:23,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 102 states have (on average 1.2843137254901962) internal successors, (131), 102 states have internal predecessors, (131), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:00:23,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 153 transitions. [2024-11-08 19:00:23,830 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 153 transitions. Word has length 107 [2024-11-08 19:00:23,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:23,830 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 153 transitions. [2024-11-08 19:00:23,831 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 21 states have (on average 6.809523809523809) internal successors, (143), 23 states have internal predecessors, (143), 9 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 6 states have call predecessors, (33), 9 states have call successors, (33) [2024-11-08 19:00:23,831 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 153 transitions. [2024-11-08 19:00:23,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 19:00:23,833 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:23,833 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:23,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 19:00:24,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-08 19:00:24,037 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:24,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:24,037 INFO L85 PathProgramCache]: Analyzing trace with hash -1799263148, now seen corresponding path program 1 times [2024-11-08 19:00:24,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:24,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710738566] [2024-11-08 19:00:24,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:24,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:00:24,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [199314820] [2024-11-08 19:00:24,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:24,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:24,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:24,128 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:00:24,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 19:00:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:24,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-08 19:00:24,459 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:00:25,881 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 [2024-11-08 19:00:26,158 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 [2024-11-08 19:00:26,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:00:26,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:00:26,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:00:26,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2024-11-08 19:00:27,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:00:27,208 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:00:27,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 14 [2024-11-08 19:00:27,290 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-08 19:00:27,290 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:00:38,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:38,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710738566] [2024-11-08 19:00:38,307 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 19:00:38,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199314820] [2024-11-08 19:00:38,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199314820] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:00:38,308 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-08 19:00:38,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2024-11-08 19:00:38,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996452358] [2024-11-08 19:00:38,308 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-08 19:00:38,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 19:00:38,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:38,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 19:00:38,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=348, Unknown=2, NotChecked=0, Total=420 [2024-11-08 19:00:38,311 INFO L87 Difference]: Start difference. First operand 117 states and 153 transitions. Second operand has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 11 states have internal predecessors, (61), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:00:39,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:39,911 INFO L93 Difference]: Finished difference Result 304 states and 401 transitions. [2024-11-08 19:00:39,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 19:00:39,914 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 11 states have internal predecessors, (61), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 110 [2024-11-08 19:00:39,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:39,916 INFO L225 Difference]: With dead ends: 304 [2024-11-08 19:00:39,916 INFO L226 Difference]: Without dead ends: 190 [2024-11-08 19:00:39,917 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 121 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 11.6s TimeCoverageRelationStatistics Valid=157, Invalid=597, Unknown=2, NotChecked=0, Total=756 [2024-11-08 19:00:39,918 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 191 mSDsluCounter, 569 mSDsCounter, 0 mSdLazyCounter, 520 mSolverCounterSat, 3 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 520 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:39,919 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 678 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 520 Invalid, 10 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 19:00:39,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2024-11-08 19:00:39,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 152. [2024-11-08 19:00:39,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 137 states have (on average 1.2919708029197081) internal successors, (177), 137 states have internal predecessors, (177), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:00:39,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 199 transitions. [2024-11-08 19:00:39,949 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 199 transitions. Word has length 110 [2024-11-08 19:00:39,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:39,949 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 199 transitions. [2024-11-08 19:00:39,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 11 states have internal predecessors, (61), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:00:39,949 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 199 transitions. [2024-11-08 19:00:39,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 19:00:39,951 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:39,951 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:39,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-08 19:00:40,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-08 19:00:40,156 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:40,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:40,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1908898134, now seen corresponding path program 1 times [2024-11-08 19:00:40,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:40,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470305819] [2024-11-08 19:00:40,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:40,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:41,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:41,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:00:41,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:41,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:00:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:41,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:00:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:41,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:00:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:41,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:00:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:41,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:41,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:41,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:41,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:00:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:41,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:00:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:41,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:00:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:41,258 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:00:41,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:41,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470305819] [2024-11-08 19:00:41,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470305819] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:41,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:41,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 19:00:41,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199231576] [2024-11-08 19:00:41,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:41,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 19:00:41,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:41,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 19:00:41,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-08 19:00:41,262 INFO L87 Difference]: Start difference. First operand 152 states and 199 transitions. Second operand has 11 states, 10 states have (on average 5.8) internal successors, (58), 11 states have internal predecessors, (58), 4 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 4 states have call successors, (11) [2024-11-08 19:00:41,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:41,841 INFO L93 Difference]: Finished difference Result 361 states and 472 transitions. [2024-11-08 19:00:41,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 19:00:41,842 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 5.8) internal successors, (58), 11 states have internal predecessors, (58), 4 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 4 states have call successors, (11) Word has length 110 [2024-11-08 19:00:41,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:41,843 INFO L225 Difference]: With dead ends: 361 [2024-11-08 19:00:41,843 INFO L226 Difference]: Without dead ends: 212 [2024-11-08 19:00:41,844 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-08 19:00:41,845 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 213 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:41,845 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 386 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 19:00:41,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-08 19:00:41,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 181. [2024-11-08 19:00:41,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 166 states have (on average 1.2650602409638554) internal successors, (210), 166 states have internal predecessors, (210), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:00:41,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 232 transitions. [2024-11-08 19:00:41,875 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 232 transitions. Word has length 110 [2024-11-08 19:00:41,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:41,875 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 232 transitions. [2024-11-08 19:00:41,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 5.8) internal successors, (58), 11 states have internal predecessors, (58), 4 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 4 states have call successors, (11) [2024-11-08 19:00:41,876 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 232 transitions. [2024-11-08 19:00:41,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 19:00:41,877 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:41,877 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:41,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 19:00:41,878 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:41,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:41,878 INFO L85 PathProgramCache]: Analyzing trace with hash -413059754, now seen corresponding path program 1 times [2024-11-08 19:00:41,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:41,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383636495] [2024-11-08 19:00:41,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:41,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:42,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:42,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:00:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:42,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:00:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:42,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:00:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:42,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:00:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:42,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:00:42,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:42,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:42,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:42,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:00:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:42,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:00:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:42,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:00:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:42,786 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:00:42,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:42,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383636495] [2024-11-08 19:00:42,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383636495] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:42,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:42,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 19:00:42,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240207298] [2024-11-08 19:00:42,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:42,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 19:00:42,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:42,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 19:00:42,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-08 19:00:42,792 INFO L87 Difference]: Start difference. First operand 181 states and 232 transitions. Second operand has 10 states, 10 states have (on average 5.8) internal successors, (58), 10 states have internal predecessors, (58), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-08 19:00:43,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:43,451 INFO L93 Difference]: Finished difference Result 390 states and 501 transitions. [2024-11-08 19:00:43,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 19:00:43,452 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.8) internal successors, (58), 10 states have internal predecessors, (58), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 110 [2024-11-08 19:00:43,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:43,456 INFO L225 Difference]: With dead ends: 390 [2024-11-08 19:00:43,458 INFO L226 Difference]: Without dead ends: 212 [2024-11-08 19:00:43,459 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-11-08 19:00:43,460 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 224 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 295 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:43,460 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 427 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 295 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 19:00:43,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-08 19:00:43,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 181. [2024-11-08 19:00:43,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 166 states have (on average 1.2530120481927711) internal successors, (208), 166 states have internal predecessors, (208), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:00:43,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 230 transitions. [2024-11-08 19:00:43,489 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 230 transitions. Word has length 110 [2024-11-08 19:00:43,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:43,489 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 230 transitions. [2024-11-08 19:00:43,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.8) internal successors, (58), 10 states have internal predecessors, (58), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-08 19:00:43,490 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 230 transitions. [2024-11-08 19:00:43,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 19:00:43,491 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:43,492 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:43,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 19:00:43,492 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:43,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:43,493 INFO L85 PathProgramCache]: Analyzing trace with hash -999865768, now seen corresponding path program 1 times [2024-11-08 19:00:43,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:43,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601219475] [2024-11-08 19:00:43,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:43,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:00:43,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [958584565] [2024-11-08 19:00:43,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:43,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:43,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:43,551 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:00:43,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 19:00:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:43,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 19:00:43,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:00:44,835 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 [2024-11-08 19:00:44,996 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 [2024-11-08 19:00:45,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:00:45,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2024-11-08 19:00:45,509 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 21 treesize of output 13 [2024-11-08 19:00:45,603 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-08 19:00:45,603 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:00:46,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:46,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601219475] [2024-11-08 19:00:46,428 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 19:00:46,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958584565] [2024-11-08 19:00:46,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [958584565] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:00:46,428 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-08 19:00:46,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2024-11-08 19:00:46,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422101889] [2024-11-08 19:00:46,428 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-08 19:00:46,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 19:00:46,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:46,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 19:00:46,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=349, Unknown=0, NotChecked=0, Total=420 [2024-11-08 19:00:46,431 INFO L87 Difference]: Start difference. First operand 181 states and 230 transitions. Second operand has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 11 states have internal predecessors, (61), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:00:47,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:47,774 INFO L93 Difference]: Finished difference Result 420 states and 535 transitions. [2024-11-08 19:00:47,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 19:00:47,775 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 11 states have internal predecessors, (61), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 110 [2024-11-08 19:00:47,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:47,777 INFO L225 Difference]: With dead ends: 420 [2024-11-08 19:00:47,777 INFO L226 Difference]: Without dead ends: 242 [2024-11-08 19:00:47,778 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=161, Invalid=595, Unknown=0, NotChecked=0, Total=756 [2024-11-08 19:00:47,779 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 159 mSDsluCounter, 638 mSDsCounter, 0 mSdLazyCounter, 533 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 771 SdHoareTripleChecker+Invalid, 536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:47,780 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 771 Invalid, 536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 533 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 19:00:47,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2024-11-08 19:00:47,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 209. [2024-11-08 19:00:47,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 194 states have (on average 1.2474226804123711) internal successors, (242), 194 states have internal predecessors, (242), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:00:47,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 264 transitions. [2024-11-08 19:00:47,811 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 264 transitions. Word has length 110 [2024-11-08 19:00:47,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:47,811 INFO L471 AbstractCegarLoop]: Abstraction has 209 states and 264 transitions. [2024-11-08 19:00:47,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 11 states have internal predecessors, (61), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:00:47,812 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 264 transitions. [2024-11-08 19:00:47,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 19:00:47,814 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:47,814 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:47,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-08 19:00:48,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-08 19:00:48,015 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:48,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:48,015 INFO L85 PathProgramCache]: Analyzing trace with hash 881871280, now seen corresponding path program 1 times [2024-11-08 19:00:48,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:48,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378394373] [2024-11-08 19:00:48,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:48,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:48,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:48,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:00:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:48,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:00:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:48,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:00:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:48,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:00:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:48,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:00:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:48,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:48,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:48,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:00:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:48,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:00:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:48,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:00:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:48,829 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:00:48,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:48,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378394373] [2024-11-08 19:00:48,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378394373] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:48,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:48,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 19:00:48,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138970984] [2024-11-08 19:00:48,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:48,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 19:00:48,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:48,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 19:00:48,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-08 19:00:48,833 INFO L87 Difference]: Start difference. First operand 209 states and 264 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:49,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:49,127 INFO L93 Difference]: Finished difference Result 214 states and 269 transitions. [2024-11-08 19:00:49,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 19:00:49,127 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 111 [2024-11-08 19:00:49,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:49,129 INFO L225 Difference]: With dead ends: 214 [2024-11-08 19:00:49,129 INFO L226 Difference]: Without dead ends: 212 [2024-11-08 19:00:49,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2024-11-08 19:00:49,130 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 106 mSDsluCounter, 468 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:49,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 579 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 19:00:49,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-08 19:00:49,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2024-11-08 19:00:49,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 197 states have (on average 1.2436548223350254) internal successors, (245), 197 states have internal predecessors, (245), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:00:49,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 267 transitions. [2024-11-08 19:00:49,162 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 267 transitions. Word has length 111 [2024-11-08 19:00:49,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:49,163 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 267 transitions. [2024-11-08 19:00:49,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:49,163 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 267 transitions. [2024-11-08 19:00:49,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 19:00:49,165 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:49,165 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:49,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 19:00:49,166 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:49,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:49,166 INFO L85 PathProgramCache]: Analyzing trace with hash 883718322, now seen corresponding path program 1 times [2024-11-08 19:00:49,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:49,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808899654] [2024-11-08 19:00:49,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:49,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:00:49,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:00:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:00:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:00:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:00:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:00:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:00:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:00:49,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,389 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:00:49,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:49,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808899654] [2024-11-08 19:00:49,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808899654] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:49,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:49,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 19:00:49,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569582625] [2024-11-08 19:00:49,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:49,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 19:00:49,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:49,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 19:00:49,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:00:49,395 INFO L87 Difference]: Start difference. First operand 212 states and 267 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:49,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:49,469 INFO L93 Difference]: Finished difference Result 424 states and 535 transitions. [2024-11-08 19:00:49,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:00:49,471 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 111 [2024-11-08 19:00:49,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:49,472 INFO L225 Difference]: With dead ends: 424 [2024-11-08 19:00:49,473 INFO L226 Difference]: Without dead ends: 215 [2024-11-08 19:00:49,474 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:00:49,475 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:49,475 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 453 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:00:49,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-08 19:00:49,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 215. [2024-11-08 19:00:49,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 200 states have (on average 1.24) internal successors, (248), 200 states have internal predecessors, (248), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:00:49,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 270 transitions. [2024-11-08 19:00:49,506 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 270 transitions. Word has length 111 [2024-11-08 19:00:49,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:49,506 INFO L471 AbstractCegarLoop]: Abstraction has 215 states and 270 transitions. [2024-11-08 19:00:49,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:00:49,508 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 270 transitions. [2024-11-08 19:00:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 19:00:49,510 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:49,511 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:49,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 19:00:49,511 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:49,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:49,512 INFO L85 PathProgramCache]: Analyzing trace with hash -340240955, now seen corresponding path program 1 times [2024-11-08 19:00:49,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:49,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518055048] [2024-11-08 19:00:49,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:49,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:00:49,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [208781083] [2024-11-08 19:00:49,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:49,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:49,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:49,574 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:00:49,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 19:00:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:49,938 INFO L255 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-08 19:00:49,944 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:00:49,975 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 7 treesize of output 3 [2024-11-08 19:00:51,226 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 [2024-11-08 19:00:51,473 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 [2024-11-08 19:00:51,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:00:51,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:00:51,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:00:51,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-08 19:00:52,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:00:52,173 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:00:52,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 16 [2024-11-08 19:00:52,251 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-08 19:00:52,251 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:01:01,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:01:01,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518055048] [2024-11-08 19:01:01,534 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 19:01:01,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [208781083] [2024-11-08 19:01:01,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [208781083] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:01:01,534 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-08 19:01:01,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2024-11-08 19:01:01,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495005022] [2024-11-08 19:01:01,535 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-08 19:01:01,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 19:01:01,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:01:01,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 19:01:01,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=316, Unknown=2, NotChecked=0, Total=380 [2024-11-08 19:01:01,537 INFO L87 Difference]: Start difference. First operand 215 states and 270 transitions. Second operand has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 11 states have internal predecessors, (62), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:01:02,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:02,909 INFO L93 Difference]: Finished difference Result 474 states and 594 transitions. [2024-11-08 19:01:02,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 19:01:02,910 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 11 states have internal predecessors, (62), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 111 [2024-11-08 19:01:02,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:02,912 INFO L225 Difference]: With dead ends: 474 [2024-11-08 19:01:02,912 INFO L226 Difference]: Without dead ends: 262 [2024-11-08 19:01:02,913 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 124 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 9.8s TimeCoverageRelationStatistics Valid=142, Invalid=558, Unknown=2, NotChecked=0, Total=702 [2024-11-08 19:01:02,914 INFO L432 NwaCegarLoop]: 96 mSDtfsCounter, 199 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:02,914 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 537 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 358 Invalid, 3 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 19:01:02,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2024-11-08 19:01:02,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 231. [2024-11-08 19:01:02,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 216 states have (on average 1.2361111111111112) internal successors, (267), 216 states have internal predecessors, (267), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:01:02,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 289 transitions. [2024-11-08 19:01:02,947 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 289 transitions. Word has length 111 [2024-11-08 19:01:02,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:02,947 INFO L471 AbstractCegarLoop]: Abstraction has 231 states and 289 transitions. [2024-11-08 19:01:02,948 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 11 states have internal predecessors, (62), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:01:02,948 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 289 transitions. [2024-11-08 19:01:02,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 19:01:02,950 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:02,950 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:02,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-08 19:01:03,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:01:03,151 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:03,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:03,151 INFO L85 PathProgramCache]: Analyzing trace with hash 560303729, now seen corresponding path program 1 times [2024-11-08 19:01:03,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:01:03,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611569376] [2024-11-08 19:01:03,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:03,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:01:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:03,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:01:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:03,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:01:03,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:03,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:01:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:03,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:01:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:03,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:01:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:03,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:01:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:03,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:01:03,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:03,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:01:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:03,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:01:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:03,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:01:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:03,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:01:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:03,737 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:01:03,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:01:03,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611569376] [2024-11-08 19:01:03,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611569376] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:01:03,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:01:03,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 19:01:03,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744282529] [2024-11-08 19:01:03,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:01:03,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 19:01:03,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:01:03,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 19:01:03,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 19:01:03,740 INFO L87 Difference]: Start difference. First operand 231 states and 289 transitions. Second operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:01:04,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:04,225 INFO L93 Difference]: Finished difference Result 504 states and 629 transitions. [2024-11-08 19:01:04,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 19:01:04,226 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 111 [2024-11-08 19:01:04,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:04,227 INFO L225 Difference]: With dead ends: 504 [2024-11-08 19:01:04,228 INFO L226 Difference]: Without dead ends: 276 [2024-11-08 19:01:04,228 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2024-11-08 19:01:04,229 INFO L432 NwaCegarLoop]: 96 mSDtfsCounter, 239 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:04,230 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 371 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 19:01:04,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2024-11-08 19:01:04,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 218. [2024-11-08 19:01:04,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 203 states have (on average 1.2266009852216748) internal successors, (249), 203 states have internal predecessors, (249), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:01:04,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 271 transitions. [2024-11-08 19:01:04,288 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 271 transitions. Word has length 111 [2024-11-08 19:01:04,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:04,289 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 271 transitions. [2024-11-08 19:01:04,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:01:04,289 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 271 transitions. [2024-11-08 19:01:04,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 19:01:04,291 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:04,291 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:04,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-08 19:01:04,291 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:04,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:04,294 INFO L85 PathProgramCache]: Analyzing trace with hash -1483452363, now seen corresponding path program 1 times [2024-11-08 19:01:04,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:01:04,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573364824] [2024-11-08 19:01:04,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:04,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:01:04,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:04,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:01:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:04,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:01:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:04,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 19:01:04,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:04,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 19:01:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:04,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:01:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:04,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:01:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:04,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:01:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:04,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:01:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:04,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 19:01:04,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:04,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:01:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:04,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:01:04,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:04,745 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:01:04,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:01:04,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573364824] [2024-11-08 19:01:04,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573364824] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:01:04,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:01:04,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 19:01:04,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830676271] [2024-11-08 19:01:04,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:01:04,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 19:01:04,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:01:04,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 19:01:04,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 19:01:04,747 INFO L87 Difference]: Start difference. First operand 218 states and 271 transitions. Second operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:01:05,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:05,314 INFO L93 Difference]: Finished difference Result 463 states and 575 transitions. [2024-11-08 19:01:05,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 19:01:05,315 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 111 [2024-11-08 19:01:05,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:05,317 INFO L225 Difference]: With dead ends: 463 [2024-11-08 19:01:05,317 INFO L226 Difference]: Without dead ends: 248 [2024-11-08 19:01:05,318 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2024-11-08 19:01:05,319 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 127 mSDsluCounter, 395 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:05,319 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 528 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 19:01:05,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2024-11-08 19:01:05,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 218. [2024-11-08 19:01:05,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 203 states have (on average 1.2167487684729064) internal successors, (247), 203 states have internal predecessors, (247), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:01:05,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 269 transitions. [2024-11-08 19:01:05,351 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 269 transitions. Word has length 111 [2024-11-08 19:01:05,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:05,352 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 269 transitions. [2024-11-08 19:01:05,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:01:05,352 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 269 transitions. [2024-11-08 19:01:05,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 19:01:05,354 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:05,354 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:05,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-08 19:01:05,354 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:05,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:05,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1597472379, now seen corresponding path program 1 times [2024-11-08 19:01:05,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:01:05,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488422126] [2024-11-08 19:01:05,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:05,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:01:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:01:05,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [285154155] [2024-11-08 19:01:05,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:05,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:01:05,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:01:05,406 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:01:05,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-08 19:01:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:05,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 19:01:05,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:06,697 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 [2024-11-08 19:01:06,899 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 [2024-11-08 19:01:07,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:01:07,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2024-11-08 19:01:07,373 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 23 treesize of output 15 [2024-11-08 19:01:07,444 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-08 19:01:07,444 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:01:08,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:01:08,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488422126] [2024-11-08 19:01:08,063 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 19:01:08,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [285154155] [2024-11-08 19:01:08,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [285154155] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:01:08,064 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-08 19:01:08,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2024-11-08 19:01:08,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487537561] [2024-11-08 19:01:08,064 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-08 19:01:08,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 19:01:08,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:01:08,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 19:01:08,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=347, Unknown=0, NotChecked=0, Total=420 [2024-11-08 19:01:08,066 INFO L87 Difference]: Start difference. First operand 218 states and 269 transitions. Second operand has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 11 states have internal predecessors, (62), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:01:09,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:09,207 INFO L93 Difference]: Finished difference Result 456 states and 562 transitions. [2024-11-08 19:01:09,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 19:01:09,208 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 11 states have internal predecessors, (62), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 111 [2024-11-08 19:01:09,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:09,210 INFO L225 Difference]: With dead ends: 456 [2024-11-08 19:01:09,210 INFO L226 Difference]: Without dead ends: 241 [2024-11-08 19:01:09,210 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=163, Invalid=593, Unknown=0, NotChecked=0, Total=756 [2024-11-08 19:01:09,211 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 114 mSDsluCounter, 691 mSDsCounter, 0 mSdLazyCounter, 555 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 822 SdHoareTripleChecker+Invalid, 556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:09,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 822 Invalid, 556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 555 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 19:01:09,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2024-11-08 19:01:09,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 216. [2024-11-08 19:01:09,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 201 states have (on average 1.2189054726368158) internal successors, (245), 201 states have internal predecessors, (245), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:01:09,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 267 transitions. [2024-11-08 19:01:09,242 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 267 transitions. Word has length 111 [2024-11-08 19:01:09,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:09,243 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 267 transitions. [2024-11-08 19:01:09,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 11 states have internal predecessors, (62), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:01:09,244 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 267 transitions. [2024-11-08 19:01:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 19:01:09,245 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:09,245 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:09,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-08 19:01:09,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:01:09,446 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:09,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:09,447 INFO L85 PathProgramCache]: Analyzing trace with hash -135065541, now seen corresponding path program 1 times [2024-11-08 19:01:09,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:01:09,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880739107] [2024-11-08 19:01:09,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:09,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:01:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:01:09,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1939424876] [2024-11-08 19:01:09,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:09,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:01:09,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:01:09,503 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:01:09,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-08 19:01:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:01:09,983 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:01:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:01:10,320 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 19:01:10,320 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 19:01:10,324 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 19:01:10,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-08 19:01:10,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:01:10,531 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:10,808 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 19:01:10,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 07:01:10 BoogieIcfgContainer [2024-11-08 19:01:10,815 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 19:01:10,816 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:01:10,816 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:01:10,817 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:01:10,818 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:57:35" (3/4) ... [2024-11-08 19:01:10,821 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:01:10,822 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:01:10,823 INFO L158 Benchmark]: Toolchain (without parser) took 217420.44ms. Allocated memory was 176.2MB in the beginning and 1.0GB in the end (delta: 851.4MB). Free memory was 125.9MB in the beginning and 966.7MB in the end (delta: -840.7MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2024-11-08 19:01:10,823 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 136.3MB. Free memory was 109.9MB in the beginning and 109.9MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:01:10,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 457.43ms. Allocated memory is still 176.2MB. Free memory was 125.9MB in the beginning and 109.7MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:01:10,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.54ms. Allocated memory is still 176.2MB. Free memory was 109.1MB in the beginning and 105.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:01:10,828 INFO L158 Benchmark]: Boogie Preprocessor took 108.09ms. Allocated memory is still 176.2MB. Free memory was 105.9MB in the beginning and 101.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:01:10,829 INFO L158 Benchmark]: RCFGBuilder took 1083.48ms. Allocated memory is still 176.2MB. Free memory was 101.3MB in the beginning and 112.5MB in the end (delta: -11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 19:01:10,830 INFO L158 Benchmark]: TraceAbstraction took 215676.55ms. Allocated memory was 176.2MB in the beginning and 1.0GB in the end (delta: 851.4MB). Free memory was 111.7MB in the beginning and 966.7MB in the end (delta: -854.9MB). Peak memory consumption was 602.1MB. Max. memory is 16.1GB. [2024-11-08 19:01:10,830 INFO L158 Benchmark]: Witness Printer took 6.57ms. Allocated memory is still 1.0GB. Free memory is still 966.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:01:10,832 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 136.3MB. Free memory was 109.9MB in the beginning and 109.9MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 457.43ms. Allocated memory is still 176.2MB. Free memory was 125.9MB in the beginning and 109.7MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.54ms. Allocated memory is still 176.2MB. Free memory was 109.1MB in the beginning and 105.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.09ms. Allocated memory is still 176.2MB. Free memory was 105.9MB in the beginning and 101.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1083.48ms. Allocated memory is still 176.2MB. Free memory was 101.3MB in the beginning and 112.5MB in the end (delta: -11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 215676.55ms. Allocated memory was 176.2MB in the beginning and 1.0GB in the end (delta: 851.4MB). Free memory was 111.7MB in the beginning and 966.7MB in the end (delta: -854.9MB). Peak memory consumption was 602.1MB. Max. memory is 16.1GB. * Witness Printer took 6.57ms. Allocated memory is still 1.0GB. Free memory is still 966.7MB. 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 someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 91. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0]); [L26] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer = &(BOOL_unsigned_char_Array_0[1]); [L27-L29] double double_Array_0[2] = { 1.6, 32.5 }; [L27-L29] double double_Array_0[2] = { 1.6, 32.5 }; [L27-L29] double double_Array_0[2] = { 1.6, 32.5 }; [L30] double* double_Array_0_arraydouble_Array_0arrayVar0_Pointer = &(double_Array_0[0]); [L31] double* double_Array_0_arraydouble_Array_0arrayVar1_Pointer = &(double_Array_0[1]); [L32-L34] float float_Array_0[1] = { 15.5 }; [L32-L34] float float_Array_0[1] = { 15.5 }; [L35] float* float_Array_0_arrayfloat_Array_0arrayVar0_Pointer = &(float_Array_0[0]); [L36-L38] signed char signed_char_Array_0[2][2] = { {64, 0}, {64, -16} }; [L36-L38] signed char signed_char_Array_0[2][2] = { {64, 0}, {64, -16} }; [L36-L38] signed char signed_char_Array_0[2][2] = { {64, 0}, {64, -16} }; [L36-L38] signed char signed_char_Array_0[2][2] = { {64, 0}, {64, -16} }; [L36-L38] signed char signed_char_Array_0[2][2] = { {64, 0}, {64, -16} }; [L39] signed char* signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer = &(signed_char_Array_0[0][0]); [L40] signed char* signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer = &(signed_char_Array_0[1][0]); [L41] signed char* signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer = &(signed_char_Array_0[0][1]); [L42] signed char* signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer = &(signed_char_Array_0[1][1]); [L43-L45] signed long int signed_long_int_Array_0[1] = { -64 }; [L43-L45] signed long int signed_long_int_Array_0[1] = { -64 }; [L46] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer = &(signed_long_int_Array_0[0]); [L47-L49] unsigned short int unsigned_short_int_Array_0[1] = { 32 }; [L47-L49] unsigned short int unsigned_short_int_Array_0[1] = { 32 }; [L50] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer = &(unsigned_short_int_Array_0[0]); [L51] unsigned short int last_1_unsigned_short_int_Array_0_0_ = 32; VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=0, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] CALL updateLastVariables() [L103] EXPR unsigned_short_int_Array_0[0] [L103] last_1_unsigned_short_int_Array_0_0_ = unsigned_short_int_Array_0[0] [L113] RET updateLastVariables() [L114] CALL updateVariables() [L83] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L84] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L84] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L84] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L85] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L85] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L85] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L86] double_Array_0[0] = __VERIFIER_nondet_double() [L87] EXPR double_Array_0[0] [L87] EXPR double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L87] EXPR double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F [L87] EXPR double_Array_0[0] [L87] EXPR double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L87] EXPR (double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L87] EXPR (double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L87] CALL assume_abort_if_not((double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L87] RET assume_abort_if_not((double_Array_0[0] >= -922337.2036854776000e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L88] double_Array_0[1] = __VERIFIER_nondet_double() [L89] EXPR double_Array_0[1] [L89] EXPR double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L89] EXPR double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F [L89] EXPR double_Array_0[1] [L89] EXPR double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L89] EXPR (double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L89] EXPR (double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L89] CALL assume_abort_if_not((double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L89] RET assume_abort_if_not((double_Array_0[1] >= -922337.2036854776000e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L90] float_Array_0[0] = __VERIFIER_nondet_float() [L91] EXPR float_Array_0[0] [L91] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L91] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F [L91] EXPR float_Array_0[0] [L91] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L91] EXPR (float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L91] EXPR (float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L91] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L91] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L92] signed_char_Array_0[0][0] = __VERIFIER_nondet_char() [L93] EXPR signed_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L93] CALL assume_abort_if_not(signed_char_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L93] RET assume_abort_if_not(signed_char_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L94] EXPR signed_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L94] CALL assume_abort_if_not(signed_char_Array_0[0][0] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L94] RET assume_abort_if_not(signed_char_Array_0[0][0] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L95] signed_char_Array_0[1][0] = __VERIFIER_nondet_char() [L96] EXPR signed_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L96] CALL assume_abort_if_not(signed_char_Array_0[1][0] >= -1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L96] RET assume_abort_if_not(signed_char_Array_0[1][0] >= -1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L97] EXPR signed_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L97] CALL assume_abort_if_not(signed_char_Array_0[1][0] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L97] RET assume_abort_if_not(signed_char_Array_0[1][0] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L98] signed_char_Array_0[0][1] = __VERIFIER_nondet_char() [L99] EXPR signed_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L99] CALL assume_abort_if_not(signed_char_Array_0[0][1] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L99] RET assume_abort_if_not(signed_char_Array_0[0][1] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L100] EXPR signed_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L100] CALL assume_abort_if_not(signed_char_Array_0[0][1] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L100] RET assume_abort_if_not(signed_char_Array_0[0][1] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L114] RET updateVariables() [L115] CALL step() [L55] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L55] EXPR (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_) [L55] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L55] EXPR (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L55] signed long int stepLocal_0 = ((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_)); [L56] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer) [L56] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L56] EXPR last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, stepLocal_0=66, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L56] COND TRUE stepLocal_0 <= ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) * (last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) [L57] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L57] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L57] COND FALSE !((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) [L60] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L60] (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) = (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) [L65] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L65] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L65] signed long int stepLocal_1 = (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)); [L66] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L66] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L66] COND FALSE !((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) < (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) [L73] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer) [L73] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) = (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) [L74] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L74] COND TRUE ! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) [L75] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L75] COND TRUE ! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) [L76] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer) [L76] (*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) = ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32) [L115] RET step() [L116] CALL, EXPR property() [L106] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) - (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (16)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (16))))))) : 1 [L106] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) - (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (16)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (16)))))) [L106] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer) [L106] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer) [L106] EXPR (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) - (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (16)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (16)))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) - (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (16)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (16))))))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) - (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (16)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (16))))))) : 1) && (((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_))) <= ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) * (last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))) ? (((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) - (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (16)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (16))))))) : 1) && (((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_))) <= ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) * (last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))) ? (((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) [L106] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_) [L106] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L106] EXPR (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer) [L106] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR ((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_))) <= ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) * (last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))) ? (((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) [L106] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L106] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR ((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) [L106] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L106] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer) [L106] EXPR ((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR ((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_))) <= ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) * (last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))) ? (((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) - (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (16)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (16))))))) : 1) && (((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_))) <= ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) * (last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))) ? (((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR (((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) - (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (16)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (16))))))) : 1) && (((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_))) <= ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) * (last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))) ? (((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) < (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) <= (~ ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) % -32))) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR (((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) - (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (16)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (16))))))) : 1) && (((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_))) <= ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) * (last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))) ? (((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) < (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) <= (~ ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) % -32))) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR ((((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) - (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (16)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (16))))))) : 1) && (((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_))) <= ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) * (last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))) ? (((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) < (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) <= (~ ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) % -32))) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106] EXPR ((((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) - (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (16)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (16))))))) : 1) && (((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_))) <= ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) * (last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))) ? (((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) < (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) <= (~ ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) % -32))) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L106-L107] return ((((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)) + -32))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) - (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (16)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (16))))))) : 1) && (((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) > (last_1_unsigned_short_int_Array_0_0_)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (last_1_unsigned_short_int_Array_0_0_))) <= ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) * (last_1_unsigned_short_int_Array_0_0_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))) ? (((- (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) >= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) < (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) <= (~ ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) % -32))) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)))) ; [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, isInitial=1, last_1_unsigned_short_int_Array_0_0_=32, signed_char_Array_0={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={7:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={7:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={7:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={7:3}, signed_long_int_Array_0={8:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 215.3s, OverallIterations: 24, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 14.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 13 mSolverCounterUnknown, 4651 SdHoareTripleChecker+Valid, 9.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4650 mSDsluCounter, 13506 SdHoareTripleChecker+Invalid, 8.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10623 mSDsCounter, 347 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5420 IncrementalHoareTripleChecker+Invalid, 5780 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 347 mSolverCounterUnsat, 2883 mSDtfsCounter, 5420 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1665 GetRequests, 1330 SyntacticMatches, 35 SemanticMatches, 300 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1367 ImplicationChecksByTransitivity, 39.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=418occurred in iteration=8, InterpolantAutomatonStates: 185, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 23 MinimizatonAttempts, 2003 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 193.4s InterpolantComputationTime, 3345 NumberOfCodeBlocks, 3345 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 2864 ConstructedInterpolants, 2 QuantifiedInterpolants, 30783 SizeOfPredicates, 84 NumberOfNonLiveVariables, 2711 ConjunctsInSsa, 195 ConjunctsInUnsatCore, 27 InterpolantComputations, 18 PerfectInterpolantSequences, 5456/5940 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:01:11,050 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-08 19:01:11,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX --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 4522b5a66b3d4f8ef554f40c788320876b54a222975236df0306e3759009899d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:01:13,875 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:01:13,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 19:01:13,995 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:01:13,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:01:14,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:01:14,023 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:01:14,023 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:01:14,024 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:01:14,024 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:01:14,025 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:01:14,025 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:01:14,026 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:01:14,027 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:01:14,027 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:01:14,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:01:14,028 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:01:14,029 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:01:14,029 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:01:14,029 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:01:14,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:01:14,030 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:01:14,031 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:01:14,031 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:01:14,031 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:01:14,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:01:14,032 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:01:14,032 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:01:14,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:01:14,033 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:01:14,036 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:01:14,037 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:01:14,037 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:01:14,039 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:01:14,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:01:14,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:01:14,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:01:14,041 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:01:14,041 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 19:01:14,041 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:01:14,041 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:01:14,043 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:01:14,044 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:01:14,044 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:01:14,044 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4522b5a66b3d4f8ef554f40c788320876b54a222975236df0306e3759009899d [2024-11-08 19:01:14,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:01:14,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:01:14,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:01:14,538 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:01:14,538 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:01:14,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-79.i Unable to find full path for "g++" [2024-11-08 19:01:16,973 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:01:17,279 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:01:17,280 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-79.i [2024-11-08 19:01:17,292 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/data/bcd53e3f2/bf71c5e032784d41b83f3e7f770371c5/FLAGfc311b741 [2024-11-08 19:01:17,308 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/data/bcd53e3f2/bf71c5e032784d41b83f3e7f770371c5 [2024-11-08 19:01:17,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:01:17,312 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:01:17,313 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:01:17,313 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:01:17,319 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:01:17,320 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:17,322 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8925215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17, skipping insertion in model container [2024-11-08 19:01:17,322 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:17,364 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:01:17,633 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_e6aa2522-45db-4b2f-8526-e91c1d6263c2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-79.i[917,930] [2024-11-08 19:01:17,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:01:17,835 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:01:17,856 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_e6aa2522-45db-4b2f-8526-e91c1d6263c2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-79.i[917,930] [2024-11-08 19:01:17,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:01:17,977 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:01:17,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17 WrapperNode [2024-11-08 19:01:17,979 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:01:17,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:01:17,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:01:17,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:01:17,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:18,017 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:18,083 INFO L138 Inliner]: procedures = 39, calls = 131, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 406 [2024-11-08 19:01:18,084 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:01:18,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:01:18,085 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:01:18,085 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:01:18,100 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:18,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:18,108 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:18,156 INFO L175 MemorySlicer]: Split 103 memory accesses to 7 slices as follows [2, 13, 18, 8, 45, 11, 6]. 44 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 2, 2, 1, 4, 1, 1]. The 15 writes are split as follows [0, 2, 2, 1, 5, 3, 2]. [2024-11-08 19:01:18,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:18,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:18,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:18,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:18,231 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:18,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:18,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:01:18,258 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:01:18,262 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:01:18,263 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:01:18,264 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (1/1) ... [2024-11-08 19:01:18,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:01:18,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:01:18,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:01:18,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:01:18,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:01:18,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-08 19:01:18,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-08 19:01:18,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-08 19:01:18,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-08 19:01:18,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-08 19:01:18,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-08 19:01:18,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-08 19:01:18,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-08 19:01:18,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-08 19:01:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-08 19:01:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-08 19:01:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-08 19:01:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-08 19:01:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-08 19:01:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-08 19:01:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-08 19:01:18,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-08 19:01:18,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-08 19:01:18,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-08 19:01:18,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-08 19:01:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-08 19:01:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-08 19:01:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-08 19:01:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-08 19:01:18,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-08 19:01:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-08 19:01:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-08 19:01:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-08 19:01:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 19:01:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-08 19:01:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-08 19:01:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-08 19:01:18,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-08 19:01:18,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-08 19:01:18,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-08 19:01:18,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-08 19:01:18,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-08 19:01:18,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-08 19:01:18,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-08 19:01:18,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-08 19:01:18,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-08 19:01:18,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-08 19:01:18,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-08 19:01:18,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-08 19:01:18,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-08 19:01:18,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-08 19:01:18,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-08 19:01:18,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-08 19:01:18,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-08 19:01:18,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-08 19:01:18,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-08 19:01:18,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-08 19:01:18,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-08 19:01:18,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-08 19:01:18,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-08 19:01:18,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-08 19:01:18,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-08 19:01:18,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-08 19:01:18,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-08 19:01:18,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-08 19:01:18,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-08 19:01:18,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-08 19:01:18,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-08 19:01:18,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-08 19:01:18,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-08 19:01:18,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-08 19:01:18,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-08 19:01:18,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-08 19:01:18,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-08 19:01:18,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-08 19:01:18,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-08 19:01:18,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-08 19:01:18,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-08 19:01:18,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-08 19:01:18,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-08 19:01:18,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-08 19:01:18,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-08 19:01:18,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-08 19:01:18,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-08 19:01:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-08 19:01:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-08 19:01:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-08 19:01:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-08 19:01:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-08 19:01:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:01:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:01:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:01:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:01:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-08 19:01:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-08 19:01:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-08 19:01:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-08 19:01:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-08 19:01:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-08 19:01:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-08 19:01:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-08 19:01:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-08 19:01:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-08 19:01:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-08 19:01:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-08 19:01:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-08 19:01:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-08 19:01:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-08 19:01:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-08 19:01:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-08 19:01:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-08 19:01:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-08 19:01:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-08 19:01:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-08 19:01:18,687 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:01:18,690 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:01:19,993 INFO L? ?]: Removed 96 outVars from TransFormulas that were not future-live. [2024-11-08 19:01:19,993 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:01:20,005 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:01:20,006 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:01:20,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:01:20 BoogieIcfgContainer [2024-11-08 19:01:20,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:01:20,010 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:01:20,010 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:01:20,015 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:01:20,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:01:17" (1/3) ... [2024-11-08 19:01:20,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b64ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:01:20, skipping insertion in model container [2024-11-08 19:01:20,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:17" (2/3) ... [2024-11-08 19:01:20,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b64ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:01:20, skipping insertion in model container [2024-11-08 19:01:20,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:01:20" (3/3) ... [2024-11-08 19:01:20,019 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-79.i [2024-11-08 19:01:20,037 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:01:20,037 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 19:01:20,104 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:01:20,111 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;@e14c0e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:01:20,111 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 19:01:20,116 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 77 states have (on average 1.4285714285714286) internal successors, (110), 78 states have internal predecessors, (110), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:01:20,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-08 19:01:20,129 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:20,130 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:20,130 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:20,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:20,135 INFO L85 PathProgramCache]: Analyzing trace with hash -579281556, now seen corresponding path program 1 times [2024-11-08 19:01:20,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:20,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1470147972] [2024-11-08 19:01:20,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:20,149 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 [2024-11-08 19:01:20,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:20,153 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:01:20,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:20,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:01:20,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:20,694 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2024-11-08 19:01:20,694 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:01:20,695 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:20,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1470147972] [2024-11-08 19:01:20,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1470147972] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:01:20,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:01:20,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:01:20,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446847420] [2024-11-08 19:01:20,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:01:20,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 19:01:20,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:20,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 19:01:20,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:01:20,739 INFO L87 Difference]: Start difference. First operand has 91 states, 77 states have (on average 1.4285714285714286) internal successors, (110), 78 states have internal predecessors, (110), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:01:20,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:20,776 INFO L93 Difference]: Finished difference Result 175 states and 269 transitions. [2024-11-08 19:01:20,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 19:01:20,778 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 100 [2024-11-08 19:01:20,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:20,805 INFO L225 Difference]: With dead ends: 175 [2024-11-08 19:01:20,805 INFO L226 Difference]: Without dead ends: 87 [2024-11-08 19:01:20,809 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:01:20,813 INFO L432 NwaCegarLoop]: 125 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, 125 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 [2024-11-08 19:01:20,815 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:01:20,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2024-11-08 19:01:20,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2024-11-08 19:01:20,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 74 states have (on average 1.3918918918918919) internal successors, (103), 74 states have internal predecessors, (103), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:01:20,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 125 transitions. [2024-11-08 19:01:20,870 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 125 transitions. Word has length 100 [2024-11-08 19:01:20,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:20,870 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 125 transitions. [2024-11-08 19:01:20,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-08 19:01:20,871 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2024-11-08 19:01:20,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-08 19:01:20,876 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:20,876 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:20,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:21,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:21,081 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:21,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:21,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1056744162, now seen corresponding path program 1 times [2024-11-08 19:01:21,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:21,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [442518229] [2024-11-08 19:01:21,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:21,086 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 [2024-11-08 19:01:21,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:21,088 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:01:21,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:21,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:01:21,639 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:22,382 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 20 treesize of output 12 [2024-11-08 19:01:22,460 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-08 19:01:22,462 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:01:23,098 INFO L349 Elim1Store]: treesize reduction 4, result has 69.2 percent of original size [2024-11-08 19:01:23,100 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 22 treesize of output 21 [2024-11-08 19:01:23,196 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 19:01:23,197 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:23,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [442518229] [2024-11-08 19:01:23,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [442518229] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 19:01:23,198 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 19:01:23,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2024-11-08 19:01:23,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913889714] [2024-11-08 19:01:23,198 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 19:01:23,201 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 19:01:23,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:23,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 19:01:23,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-11-08 19:01:23,206 INFO L87 Difference]: Start difference. First operand 87 states and 125 transitions. Second operand has 12 states, 10 states have (on average 6.3) internal successors, (63), 12 states have internal predecessors, (63), 4 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-08 19:01:24,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:24,075 INFO L93 Difference]: Finished difference Result 177 states and 252 transitions. [2024-11-08 19:01:24,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 19:01:24,076 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 6.3) internal successors, (63), 12 states have internal predecessors, (63), 4 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) Word has length 100 [2024-11-08 19:01:24,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:24,079 INFO L225 Difference]: With dead ends: 177 [2024-11-08 19:01:24,079 INFO L226 Difference]: Without dead ends: 93 [2024-11-08 19:01:24,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 188 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=103, Invalid=317, Unknown=0, NotChecked=0, Total=420 [2024-11-08 19:01:24,082 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 306 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:24,083 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 490 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 19:01:24,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-08 19:01:24,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2024-11-08 19:01:24,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 77 states have (on average 1.3636363636363635) internal successors, (105), 77 states have internal predecessors, (105), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:01:24,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 127 transitions. [2024-11-08 19:01:24,105 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 127 transitions. Word has length 100 [2024-11-08 19:01:24,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:24,106 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 127 transitions. [2024-11-08 19:01:24,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 6.3) internal successors, (63), 12 states have internal predecessors, (63), 4 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-08 19:01:24,107 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 127 transitions. [2024-11-08 19:01:24,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-08 19:01:24,110 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:24,111 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:24,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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)] Ended with exit code 0 [2024-11-08 19:01:24,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:24,312 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:24,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:24,313 INFO L85 PathProgramCache]: Analyzing trace with hash -2137202420, now seen corresponding path program 1 times [2024-11-08 19:01:24,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:24,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [695336588] [2024-11-08 19:01:24,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:24,315 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 [2024-11-08 19:01:24,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:24,319 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:01:24,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:24,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:01:24,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:25,362 INFO L349 Elim1Store]: treesize reduction 19, result has 44.1 percent of original size [2024-11-08 19:01:25,363 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 27 treesize of output 30 [2024-11-08 19:01:25,491 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 [2024-11-08 19:01:25,553 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-08 19:01:25,554 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:01:26,132 INFO L349 Elim1Store]: treesize reduction 4, result has 69.2 percent of original size [2024-11-08 19:01:26,133 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 22 treesize of output 21 [2024-11-08 19:01:26,227 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 19:01:26,227 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:26,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [695336588] [2024-11-08 19:01:26,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [695336588] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 19:01:26,228 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 19:01:26,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2024-11-08 19:01:26,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806715804] [2024-11-08 19:01:26,229 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 19:01:26,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 19:01:26,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:26,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 19:01:26,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-08 19:01:26,233 INFO L87 Difference]: Start difference. First operand 91 states and 127 transitions. Second operand has 14 states, 12 states have (on average 5.583333333333333) internal successors, (67), 14 states have internal predecessors, (67), 4 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-08 19:01:27,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:27,344 INFO L93 Difference]: Finished difference Result 181 states and 253 transitions. [2024-11-08 19:01:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 19:01:27,345 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 12 states have (on average 5.583333333333333) internal successors, (67), 14 states have internal predecessors, (67), 4 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) Word has length 101 [2024-11-08 19:01:27,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:27,347 INFO L225 Difference]: With dead ends: 181 [2024-11-08 19:01:27,348 INFO L226 Difference]: Without dead ends: 93 [2024-11-08 19:01:27,349 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 188 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=121, Invalid=431, Unknown=0, NotChecked=0, Total=552 [2024-11-08 19:01:27,350 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 278 mSDsluCounter, 480 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:27,351 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [278 Valid, 585 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 19:01:27,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-08 19:01:27,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2024-11-08 19:01:27,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 77 states have (on average 1.3506493506493507) internal successors, (104), 77 states have internal predecessors, (104), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:01:27,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 126 transitions. [2024-11-08 19:01:27,369 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 126 transitions. Word has length 101 [2024-11-08 19:01:27,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:27,370 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 126 transitions. [2024-11-08 19:01:27,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 12 states have (on average 5.583333333333333) internal successors, (67), 14 states have internal predecessors, (67), 4 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-08 19:01:27,371 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 126 transitions. [2024-11-08 19:01:27,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-08 19:01:27,373 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:27,373 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:27,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:27,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:27,574 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:27,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:27,575 INFO L85 PathProgramCache]: Analyzing trace with hash -2103656985, now seen corresponding path program 1 times [2024-11-08 19:01:27,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:27,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [275955336] [2024-11-08 19:01:27,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:27,576 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 [2024-11-08 19:01:27,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:27,581 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:01:27,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:28,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:28,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:01:28,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:28,060 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:01:28,061 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:01:28,061 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:28,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [275955336] [2024-11-08 19:01:28,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [275955336] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:01:28,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:01:28,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 19:01:28,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537292271] [2024-11-08 19:01:28,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:01:28,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 19:01:28,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:28,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 19:01:28,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:01:28,065 INFO L87 Difference]: Start difference. First operand 91 states and 126 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:01:28,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:28,135 INFO L93 Difference]: Finished difference Result 184 states and 256 transitions. [2024-11-08 19:01:28,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:01:28,136 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-11-08 19:01:28,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:28,138 INFO L225 Difference]: With dead ends: 184 [2024-11-08 19:01:28,138 INFO L226 Difference]: Without dead ends: 96 [2024-11-08 19:01:28,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:01:28,141 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 1 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:28,141 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 459 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 19:01:28,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-08 19:01:28,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 95. [2024-11-08 19:01:28,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 81 states have (on average 1.3333333333333333) internal successors, (108), 81 states have internal predecessors, (108), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-08 19:01:28,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 130 transitions. [2024-11-08 19:01:28,157 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 130 transitions. Word has length 103 [2024-11-08 19:01:28,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:28,158 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 130 transitions. [2024-11-08 19:01:28,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:01:28,159 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 130 transitions. [2024-11-08 19:01:28,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-08 19:01:28,161 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:28,161 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:28,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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)] Forceful destruction successful, exit code 0 [2024-11-08 19:01:28,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:28,362 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:28,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:28,363 INFO L85 PathProgramCache]: Analyzing trace with hash -2101809943, now seen corresponding path program 1 times [2024-11-08 19:01:28,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:28,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1026435178] [2024-11-08 19:01:28,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:28,364 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 [2024-11-08 19:01:28,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:28,367 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:01:28,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:28,889 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 19:01:28,895 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:31,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 31 [2024-11-08 19:01:32,038 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:01:32,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 52 [2024-11-08 19:01:32,158 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 27 proven. 40 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-08 19:01:32,158 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:01:33,872 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:01:33,873 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 98 treesize of output 83 [2024-11-08 19:01:34,080 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 [2024-11-08 19:01:34,132 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 [2024-11-08 19:01:34,197 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 [2024-11-08 19:01:34,251 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 [2024-11-08 19:01:34,310 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 [2024-11-08 19:01:34,373 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 [2024-11-08 19:01:34,445 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 [2024-11-08 19:01:34,504 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 [2024-11-08 19:01:34,585 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 [2024-11-08 19:01:34,682 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 [2024-11-08 19:01:34,749 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 [2024-11-08 19:01:34,821 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 [2024-11-08 19:01:34,872 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 [2024-11-08 19:01:34,942 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 [2024-11-08 19:01:34,988 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 [2024-11-08 19:01:35,052 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 [2024-11-08 19:01:35,105 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 [2024-11-08 19:01:35,163 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 [2024-11-08 19:01:35,230 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 [2024-11-08 19:01:35,288 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 [2024-11-08 19:01:35,345 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 [2024-11-08 19:01:35,399 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 [2024-11-08 19:01:35,461 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 [2024-11-08 19:01:35,513 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 [2024-11-08 19:01:35,570 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 [2024-11-08 19:01:35,627 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 [2024-11-08 19:01:35,682 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 [2024-11-08 19:01:35,748 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 [2024-11-08 19:01:35,815 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 [2024-11-08 19:01:35,888 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 [2024-11-08 19:01:35,952 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-11-08 19:01:35,952 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:35,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1026435178] [2024-11-08 19:01:35,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1026435178] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 19:01:35,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 19:01:35,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15] total 27 [2024-11-08 19:01:35,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390045781] [2024-11-08 19:01:35,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:01:35,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 19:01:35,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:35,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 19:01:35,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=526, Unknown=0, NotChecked=0, Total=702 [2024-11-08 19:01:35,957 INFO L87 Difference]: Start difference. First operand 95 states and 130 transitions. Second operand has 14 states, 12 states have (on average 4.75) internal successors, (57), 13 states have internal predecessors, (57), 3 states have call successors, (11), 1 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-08 19:01:37,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:37,131 INFO L93 Difference]: Finished difference Result 257 states and 350 transitions. [2024-11-08 19:01:37,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 19:01:37,132 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 12 states have (on average 4.75) internal successors, (57), 13 states have internal predecessors, (57), 3 states have call successors, (11), 1 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 103 [2024-11-08 19:01:37,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:37,135 INFO L225 Difference]: With dead ends: 257 [2024-11-08 19:01:37,135 INFO L226 Difference]: Without dead ends: 165 [2024-11-08 19:01:37,136 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 148 SyntacticMatches, 31 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1033 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=212, Invalid=658, Unknown=0, NotChecked=0, Total=870 [2024-11-08 19:01:37,137 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 409 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 409 SdHoareTripleChecker+Valid, 588 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:37,138 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [409 Valid, 588 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-08 19:01:37,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-08 19:01:37,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2024-11-08 19:01:37,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 141 states have (on average 1.3333333333333333) internal successors, (188), 142 states have internal predecessors, (188), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-08 19:01:37,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 220 transitions. [2024-11-08 19:01:37,166 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 220 transitions. Word has length 103 [2024-11-08 19:01:37,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:37,167 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 220 transitions. [2024-11-08 19:01:37,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 12 states have (on average 4.75) internal successors, (57), 13 states have internal predecessors, (57), 3 states have call successors, (11), 1 states have call predecessors, (11), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-08 19:01:37,168 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 220 transitions. [2024-11-08 19:01:37,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-08 19:01:37,170 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:37,170 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:37,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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)] Ended with exit code 0 [2024-11-08 19:01:37,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:37,372 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:37,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:37,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1582146467, now seen corresponding path program 1 times [2024-11-08 19:01:37,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:37,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [59496541] [2024-11-08 19:01:37,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:37,374 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 [2024-11-08 19:01:37,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:37,378 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:01:37,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:37,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:01:37,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:38,336 INFO L349 Elim1Store]: treesize reduction 19, result has 44.1 percent of original size [2024-11-08 19:01:38,336 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 27 treesize of output 30 [2024-11-08 19:01:38,432 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 [2024-11-08 19:01:38,491 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-08 19:01:38,492 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:01:39,028 INFO L349 Elim1Store]: treesize reduction 4, result has 69.2 percent of original size [2024-11-08 19:01:39,028 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 22 treesize of output 21 [2024-11-08 19:01:39,094 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 19:01:39,094 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:39,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [59496541] [2024-11-08 19:01:39,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [59496541] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 19:01:39,094 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 19:01:39,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2024-11-08 19:01:39,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927126577] [2024-11-08 19:01:39,095 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 19:01:39,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 19:01:39,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:39,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 19:01:39,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-08 19:01:39,097 INFO L87 Difference]: Start difference. First operand 162 states and 220 transitions. Second operand has 14 states, 12 states have (on average 6.0) internal successors, (72), 14 states have internal predecessors, (72), 4 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-08 19:01:39,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:39,981 INFO L93 Difference]: Finished difference Result 316 states and 429 transitions. [2024-11-08 19:01:39,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 19:01:39,982 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 12 states have (on average 6.0) internal successors, (72), 14 states have internal predecessors, (72), 4 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) Word has length 105 [2024-11-08 19:01:39,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:39,986 INFO L225 Difference]: With dead ends: 316 [2024-11-08 19:01:39,986 INFO L226 Difference]: Without dead ends: 157 [2024-11-08 19:01:39,987 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 196 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=121, Invalid=431, Unknown=0, NotChecked=0, Total=552 [2024-11-08 19:01:39,988 INFO L432 NwaCegarLoop]: 100 mSDtfsCounter, 236 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:39,989 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 511 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 19:01:39,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-08 19:01:40,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 153. [2024-11-08 19:01:40,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 132 states have (on average 1.3181818181818181) internal successors, (174), 133 states have internal predecessors, (174), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-08 19:01:40,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 206 transitions. [2024-11-08 19:01:40,015 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 206 transitions. Word has length 105 [2024-11-08 19:01:40,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:40,016 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 206 transitions. [2024-11-08 19:01:40,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 12 states have (on average 6.0) internal successors, (72), 14 states have internal predecessors, (72), 4 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-08 19:01:40,016 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 206 transitions. [2024-11-08 19:01:40,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-08 19:01:40,018 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:40,018 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:40,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:40,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:40,219 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:40,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:40,220 INFO L85 PathProgramCache]: Analyzing trace with hash 2053107567, now seen corresponding path program 1 times [2024-11-08 19:01:40,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:40,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [638357564] [2024-11-08 19:01:40,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:40,221 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 [2024-11-08 19:01:40,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:40,222 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:01:40,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:40,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:01:40,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:41,027 INFO L349 Elim1Store]: treesize reduction 19, result has 44.1 percent of original size [2024-11-08 19:01:41,028 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 27 treesize of output 30 [2024-11-08 19:01:41,079 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 [2024-11-08 19:01:41,138 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-08 19:01:41,138 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:01:41,616 INFO L349 Elim1Store]: treesize reduction 4, result has 69.2 percent of original size [2024-11-08 19:01:41,616 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 22 treesize of output 21 [2024-11-08 19:01:41,695 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 19:01:41,695 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:41,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [638357564] [2024-11-08 19:01:41,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [638357564] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 19:01:41,696 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 19:01:41,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2024-11-08 19:01:41,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154512167] [2024-11-08 19:01:41,697 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 19:01:41,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 19:01:41,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:41,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 19:01:41,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-08 19:01:41,699 INFO L87 Difference]: Start difference. First operand 153 states and 206 transitions. Second operand has 14 states, 12 states have (on average 5.75) internal successors, (69), 14 states have internal predecessors, (69), 4 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-08 19:01:42,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:42,549 INFO L93 Difference]: Finished difference Result 277 states and 373 transitions. [2024-11-08 19:01:42,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 19:01:42,550 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 12 states have (on average 5.75) internal successors, (69), 14 states have internal predecessors, (69), 4 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) Word has length 105 [2024-11-08 19:01:42,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:42,551 INFO L225 Difference]: With dead ends: 277 [2024-11-08 19:01:42,552 INFO L226 Difference]: Without dead ends: 127 [2024-11-08 19:01:42,552 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 196 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=121, Invalid=431, Unknown=0, NotChecked=0, Total=552 [2024-11-08 19:01:42,557 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 363 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:42,557 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 536 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 19:01:42,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-08 19:01:42,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 123. [2024-11-08 19:01:42,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 102 states have (on average 1.303921568627451) internal successors, (133), 103 states have internal predecessors, (133), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-08 19:01:42,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 165 transitions. [2024-11-08 19:01:42,618 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 165 transitions. Word has length 105 [2024-11-08 19:01:42,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:42,618 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 165 transitions. [2024-11-08 19:01:42,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 12 states have (on average 5.75) internal successors, (69), 14 states have internal predecessors, (69), 4 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-08 19:01:42,619 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 165 transitions. [2024-11-08 19:01:42,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 19:01:42,624 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:42,624 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:42,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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)] Forceful destruction successful, exit code 0 [2024-11-08 19:01:42,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:42,825 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:42,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:42,828 INFO L85 PathProgramCache]: Analyzing trace with hash -95735208, now seen corresponding path program 1 times [2024-11-08 19:01:42,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:42,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1822864349] [2024-11-08 19:01:42,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:42,829 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 [2024-11-08 19:01:42,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:42,833 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:01:42,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:43,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:43,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 19:01:43,384 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:44,294 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 [2024-11-08 19:01:44,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-08 19:01:45,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 31 [2024-11-08 19:01:45,594 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 [2024-11-08 19:01:45,836 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:01:45,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 43 [2024-11-08 19:01:46,148 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 47 treesize of output 35 [2024-11-08 19:01:46,155 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:01:46,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 39 [2024-11-08 19:01:46,219 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 96 proven. 72 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-08 19:01:46,219 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:01:46,651 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:46,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1822864349] [2024-11-08 19:01:46,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1822864349] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:01:46,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2072881913] [2024-11-08 19:01:46,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:46,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:01:46,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:01:46,655 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:01:46,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-08 19:01:46,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:46,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 19:01:46,993 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:48,026 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 [2024-11-08 19:01:48,237 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 0 case distinctions, treesize of input 43 treesize of output 23 [2024-11-08 19:01:48,644 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 19:01:48,644 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:01:52,630 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 38 treesize of output 30 [2024-11-08 19:01:53,247 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:01:53,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2072881913] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 19:01:53,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 19:01:53,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [10, 13] total 30 [2024-11-08 19:01:53,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529064419] [2024-11-08 19:01:53,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:01:53,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 19:01:53,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:53,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 19:01:53,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=826, Unknown=0, NotChecked=0, Total=992 [2024-11-08 19:01:53,251 INFO L87 Difference]: Start difference. First operand 123 states and 165 transitions. Second operand has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:01:56,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:56,288 INFO L93 Difference]: Finished difference Result 285 states and 378 transitions. [2024-11-08 19:01:56,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 19:01:56,289 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 107 [2024-11-08 19:01:56,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:56,291 INFO L225 Difference]: With dead ends: 285 [2024-11-08 19:01:56,291 INFO L226 Difference]: Without dead ends: 195 [2024-11-08 19:01:56,293 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 317 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 383 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=202, Invalid=988, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 19:01:56,293 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 352 mSDsluCounter, 923 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 1067 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:56,294 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [352 Valid, 1067 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-08 19:01:56,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2024-11-08 19:01:56,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 141. [2024-11-08 19:01:56,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 120 states have (on average 1.2916666666666667) internal successors, (155), 121 states have internal predecessors, (155), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-08 19:01:56,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 187 transitions. [2024-11-08 19:01:56,331 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 187 transitions. Word has length 107 [2024-11-08 19:01:56,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:56,332 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 187 transitions. [2024-11-08 19:01:56,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:01:56,332 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 187 transitions. [2024-11-08 19:01:56,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 19:01:56,334 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:56,334 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:01:56,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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)] Ended with exit code 0 [2024-11-08 19:01:56,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-08 19:01:56,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:01:56,736 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:56,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:56,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1416928843, now seen corresponding path program 1 times [2024-11-08 19:01:56,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:56,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [496374557] [2024-11-08 19:01:56,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:56,737 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 [2024-11-08 19:01:56,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:56,738 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:01:56,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:01:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:57,238 INFO L255 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-08 19:01:57,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:57,589 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 [2024-11-08 19:02:00,183 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 [2024-11-08 19:02:01,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-08 19:02:02,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2024-11-08 19:02:04,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 45 [2024-11-08 19:02:06,003 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:02:06,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 39 [2024-11-08 19:02:08,407 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 78 proven. 81 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-08 19:02:08,408 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:02:17,592 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:02:17,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [496374557] [2024-11-08 19:02:17,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [496374557] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:02:17,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [497464249] [2024-11-08 19:02:17,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:02:17,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:02:17,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:02:17,594 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:02:17,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-08 19:02:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:17,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-08 19:02:17,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:02:18,873 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 [2024-11-08 19:02:23,402 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 [2024-11-08 19:02:26,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 29 [2024-11-08 19:02:35,320 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 [2024-11-08 19:02:41,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:02:41,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:02:41,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:02:41,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 61 [2024-11-08 19:02:49,231 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 19:02:49,232 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 54 proven. 96 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-08 19:02:49,233 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:03:10,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [497464249] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:03:10,678 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 19:03:10,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 20] total 34 [2024-11-08 19:03:10,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082520354] [2024-11-08 19:03:10,678 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 19:03:10,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 19:03:10,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:03:10,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 19:03:10,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=2763, Unknown=5, NotChecked=0, Total=3080 [2024-11-08 19:03:10,681 INFO L87 Difference]: Start difference. First operand 141 states and 187 transitions. Second operand has 35 states, 33 states have (on average 3.757575757575758) internal successors, (124), 33 states have internal predecessors, (124), 8 states have call successors, (22), 7 states have call predecessors, (22), 9 states have return successors, (22), 6 states have call predecessors, (22), 8 states have call successors, (22) [2024-11-08 19:04:29,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:04:29,067 INFO L93 Difference]: Finished difference Result 629 states and 805 transitions. [2024-11-08 19:04:29,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-08 19:04:29,068 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 33 states have (on average 3.757575757575758) internal successors, (124), 33 states have internal predecessors, (124), 8 states have call successors, (22), 7 states have call predecessors, (22), 9 states have return successors, (22), 6 states have call predecessors, (22), 8 states have call successors, (22) Word has length 108 [2024-11-08 19:04:29,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:04:29,072 INFO L225 Difference]: With dead ends: 629 [2024-11-08 19:04:29,072 INFO L226 Difference]: Without dead ends: 521 [2024-11-08 19:04:29,075 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2290 ImplicationChecksByTransitivity, 98.5s TimeCoverageRelationStatistics Valid=1500, Invalid=7612, Unknown=8, NotChecked=0, Total=9120 [2024-11-08 19:04:29,076 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 1749 mSDsluCounter, 2471 mSDsCounter, 0 mSdLazyCounter, 1893 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1749 SdHoareTripleChecker+Valid, 2600 SdHoareTripleChecker+Invalid, 2208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 1893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.3s IncrementalHoareTripleChecker+Time [2024-11-08 19:04:29,077 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1749 Valid, 2600 Invalid, 2208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 1893 Invalid, 0 Unknown, 0 Unchecked, 32.3s Time] [2024-11-08 19:04:29,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2024-11-08 19:04:29,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 253. [2024-11-08 19:04:29,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 222 states have (on average 1.2432432432432432) internal successors, (276), 222 states have internal predecessors, (276), 22 states have call successors, (22), 8 states have call predecessors, (22), 8 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 19:04:29,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 320 transitions. [2024-11-08 19:04:29,145 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 320 transitions. Word has length 108 [2024-11-08 19:04:29,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:04:29,145 INFO L471 AbstractCegarLoop]: Abstraction has 253 states and 320 transitions. [2024-11-08 19:04:29,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 33 states have (on average 3.757575757575758) internal successors, (124), 33 states have internal predecessors, (124), 8 states have call successors, (22), 7 states have call predecessors, (22), 9 states have return successors, (22), 6 states have call predecessors, (22), 8 states have call successors, (22) [2024-11-08 19:04:29,146 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 320 transitions. [2024-11-08 19:04:29,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 19:04:29,147 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:04:29,148 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:04:29,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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)] Forceful destruction successful, exit code 0 [2024-11-08 19:04:29,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-08 19:04:29,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:04:29,549 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:04:29,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:04:29,549 INFO L85 PathProgramCache]: Analyzing trace with hash 506299191, now seen corresponding path program 1 times [2024-11-08 19:04:29,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:04:29,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [350676942] [2024-11-08 19:04:29,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:04:29,550 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 [2024-11-08 19:04:29,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:04:29,551 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:04:29,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:04:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:04:29,978 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 19:04:29,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:04:30,150 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 [2024-11-08 19:04:31,589 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 8 treesize of output 1 [2024-11-08 19:04:32,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-08 19:04:32,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-08 19:04:33,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2024-11-08 19:04:34,112 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 29 treesize of output 17 [2024-11-08 19:04:34,276 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 78 proven. 81 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-08 19:04:34,276 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:04:35,058 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:04:35,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [350676942] [2024-11-08 19:04:35,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [350676942] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:04:35,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [532053477] [2024-11-08 19:04:35,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:04:35,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:04:35,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:04:35,062 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:04:35,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-08 19:04:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:04:35,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:04:35,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:04:35,447 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 [2024-11-08 19:04:37,197 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 0 case distinctions, treesize of input 31 treesize of output 15 [2024-11-08 19:04:37,347 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 20 treesize of output 12 [2024-11-08 19:04:37,608 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:04:37,608 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:04:37,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [532053477] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:04:37,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 19:04:37,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 18 [2024-11-08 19:04:37,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093708541] [2024-11-08 19:04:37,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:04:37,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 19:04:37,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:04:37,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 19:04:37,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=454, Unknown=0, NotChecked=0, Total=552 [2024-11-08 19:04:37,611 INFO L87 Difference]: Start difference. First operand 253 states and 320 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:04:40,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:04:40,269 INFO L93 Difference]: Finished difference Result 661 states and 833 transitions. [2024-11-08 19:04:40,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 19:04:40,270 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 108 [2024-11-08 19:04:40,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:04:40,272 INFO L225 Difference]: With dead ends: 661 [2024-11-08 19:04:40,272 INFO L226 Difference]: Without dead ends: 411 [2024-11-08 19:04:40,273 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2024-11-08 19:04:40,274 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 315 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 687 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-08 19:04:40,274 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [315 Valid, 687 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-08 19:04:40,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2024-11-08 19:04:40,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 287. [2024-11-08 19:04:40,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 256 states have (on average 1.21875) internal successors, (312), 256 states have internal predecessors, (312), 22 states have call successors, (22), 8 states have call predecessors, (22), 8 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 19:04:40,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 356 transitions. [2024-11-08 19:04:40,319 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 356 transitions. Word has length 108 [2024-11-08 19:04:40,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:04:40,320 INFO L471 AbstractCegarLoop]: Abstraction has 287 states and 356 transitions. [2024-11-08 19:04:40,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:04:40,320 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 356 transitions. [2024-11-08 19:04:40,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 19:04:40,321 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:04:40,321 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:04:40,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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)] Forceful destruction successful, exit code 0 [2024-11-08 19:04:40,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-11-08 19:04:40,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:04:40,722 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:04:40,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:04:40,722 INFO L85 PathProgramCache]: Analyzing trace with hash 764464629, now seen corresponding path program 1 times [2024-11-08 19:04:40,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:04:40,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1000916420] [2024-11-08 19:04:40,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:04:40,723 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 [2024-11-08 19:04:40,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:04:40,726 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:04:40,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (15)] Waiting until timeout for monitored process [2024-11-08 19:04:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:04:41,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 19:04:41,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:04:41,389 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 [2024-11-08 19:04:43,970 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 [2024-11-08 19:04:44,544 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 [2024-11-08 19:04:45,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 28 [2024-11-08 19:04:46,730 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:04:46,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 22 [2024-11-08 19:04:47,129 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-08 19:04:47,130 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:04:53,686 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:04:53,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1000916420] [2024-11-08 19:04:53,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1000916420] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:04:53,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [218446889] [2024-11-08 19:04:53,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:04:53,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:04:53,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:04:53,689 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:04:53,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-08 19:04:54,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:04:54,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 19:04:54,055 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:04:58,461 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 [2024-11-08 19:05:00,974 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 [2024-11-08 19:05:02,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2024-11-08 19:05:13,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:05:13,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:05:13,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 34 [2024-11-08 19:05:30,755 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:05:30,755 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 47 treesize of output 27 [2024-11-08 19:05:31,087 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 57 proven. 75 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-08 19:05:31,087 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:05:35,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [218446889] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:05:35,835 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 19:05:35,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 15] total 23 [2024-11-08 19:05:35,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612021231] [2024-11-08 19:05:35,835 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 19:05:35,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-08 19:05:35,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:05:35,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-08 19:05:35,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=808, Unknown=7, NotChecked=0, Total=930 [2024-11-08 19:05:35,837 INFO L87 Difference]: Start difference. First operand 287 states and 356 transitions. Second operand has 24 states, 23 states have (on average 4.956521739130435) internal successors, (114), 22 states have internal predecessors, (114), 6 states have call successors, (22), 6 states have call predecessors, (22), 6 states have return successors, (22), 5 states have call predecessors, (22), 6 states have call successors, (22) [2024-11-08 19:05:51,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:05:51,954 INFO L93 Difference]: Finished difference Result 728 states and 900 transitions. [2024-11-08 19:05:51,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-08 19:05:51,955 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.956521739130435) internal successors, (114), 22 states have internal predecessors, (114), 6 states have call successors, (22), 6 states have call predecessors, (22), 6 states have return successors, (22), 5 states have call predecessors, (22), 6 states have call successors, (22) Word has length 108 [2024-11-08 19:05:51,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:05:51,958 INFO L225 Difference]: With dead ends: 728 [2024-11-08 19:05:51,958 INFO L226 Difference]: Without dead ends: 444 [2024-11-08 19:05:51,960 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 243 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 627 ImplicationChecksByTransitivity, 49.9s TimeCoverageRelationStatistics Valid=516, Invalid=2129, Unknown=7, NotChecked=0, Total=2652 [2024-11-08 19:05:51,960 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 1116 mSDsluCounter, 1450 mSDsCounter, 0 mSdLazyCounter, 1128 mSolverCounterSat, 252 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1116 SdHoareTripleChecker+Valid, 1545 SdHoareTripleChecker+Invalid, 1381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 1128 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2024-11-08 19:05:51,961 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1116 Valid, 1545 Invalid, 1381 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 1128 Invalid, 1 Unknown, 0 Unchecked, 7.8s Time] [2024-11-08 19:05:51,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2024-11-08 19:05:52,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 350. [2024-11-08 19:05:52,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 308 states have (on average 1.2272727272727273) internal successors, (378), 309 states have internal predecessors, (378), 29 states have call successors, (29), 12 states have call predecessors, (29), 12 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 19:05:52,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 436 transitions. [2024-11-08 19:05:52,041 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 436 transitions. Word has length 108 [2024-11-08 19:05:52,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:05:52,041 INFO L471 AbstractCegarLoop]: Abstraction has 350 states and 436 transitions. [2024-11-08 19:05:52,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.956521739130435) internal successors, (114), 22 states have internal predecessors, (114), 6 states have call successors, (22), 6 states have call predecessors, (22), 6 states have return successors, (22), 5 states have call predecessors, (22), 6 states have call successors, (22) [2024-11-08 19:05:52,042 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 436 transitions. [2024-11-08 19:05:52,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-08 19:05:52,044 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:05:52,044 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:05:52,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (15)] Forceful destruction successful, exit code 0 [2024-11-08 19:05:52,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-11-08 19:05:52,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:05:52,445 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:05:52,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:05:52,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1350483459, now seen corresponding path program 1 times [2024-11-08 19:05:52,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:05:52,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1139328943] [2024-11-08 19:05:52,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:05:52,446 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 [2024-11-08 19:05:52,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:05:52,448 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:05:52,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (17)] Waiting until timeout for monitored process [2024-11-08 19:05:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:05:52,960 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-08 19:05:52,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:05:53,258 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 [2024-11-08 19:05:55,642 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 [2024-11-08 19:05:57,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2024-11-08 19:05:59,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 38 [2024-11-08 19:06:01,976 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 [2024-11-08 19:06:03,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 61 [2024-11-08 19:06:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 95 proven. 81 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-08 19:06:05,586 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:06:16,418 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:06:16,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1139328943] [2024-11-08 19:06:16,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1139328943] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:06:16,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100894559] [2024-11-08 19:06:16,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:06:16,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:06:16,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:06:16,421 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:06:16,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-08 19:06:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:06:16,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-08 19:06:16,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:06:18,502 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 [2024-11-08 19:06:22,656 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 [2024-11-08 19:06:25,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 29 [2024-11-08 19:06:28,773 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 [2024-11-08 19:06:30,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:06:30,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:06:30,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:06:30,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 67 [2024-11-08 19:06:42,215 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 54 proven. 96 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-08 19:06:42,216 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:07:12,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1100894559] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:07:12,488 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 19:07:12,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 19] total 43 [2024-11-08 19:07:12,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440178219] [2024-11-08 19:07:12,488 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 19:07:12,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-11-08 19:07:12,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:07:12,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-11-08 19:07:12,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=427, Invalid=3989, Unknown=6, NotChecked=0, Total=4422 [2024-11-08 19:07:12,491 INFO L87 Difference]: Start difference. First operand 350 states and 436 transitions. Second operand has 44 states, 40 states have (on average 3.25) internal successors, (130), 39 states have internal predecessors, (130), 10 states have call successors, (22), 10 states have call predecessors, (22), 11 states have return successors, (22), 8 states have call predecessors, (22), 10 states have call successors, (22) [2024-11-08 19:07:53,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:07:53,610 INFO L93 Difference]: Finished difference Result 819 states and 1016 transitions. [2024-11-08 19:07:53,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-08 19:07:53,612 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 40 states have (on average 3.25) internal successors, (130), 39 states have internal predecessors, (130), 10 states have call successors, (22), 10 states have call predecessors, (22), 11 states have return successors, (22), 8 states have call predecessors, (22), 10 states have call successors, (22) Word has length 109 [2024-11-08 19:07:53,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:07:53,615 INFO L225 Difference]: With dead ends: 819 [2024-11-08 19:07:53,615 INFO L226 Difference]: Without dead ends: 472 [2024-11-08 19:07:53,621 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 212 SyntacticMatches, 1 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3040 ImplicationChecksByTransitivity, 84.4s TimeCoverageRelationStatistics Valid=1491, Invalid=9215, Unknown=6, NotChecked=0, Total=10712 [2024-11-08 19:07:53,622 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 2043 mSDsluCounter, 2221 mSDsCounter, 0 mSdLazyCounter, 1760 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2043 SdHoareTripleChecker+Valid, 2325 SdHoareTripleChecker+Invalid, 2023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2024-11-08 19:07:53,622 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2043 Valid, 2325 Invalid, 2023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1760 Invalid, 0 Unknown, 0 Unchecked, 13.6s Time] [2024-11-08 19:07:53,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2024-11-08 19:07:53,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 308. [2024-11-08 19:07:53,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 308 states, 275 states have (on average 1.2) internal successors, (330), 275 states have internal predecessors, (330), 22 states have call successors, (22), 10 states have call predecessors, (22), 10 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 19:07:53,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 374 transitions. [2024-11-08 19:07:53,683 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 374 transitions. Word has length 109 [2024-11-08 19:07:53,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:07:53,684 INFO L471 AbstractCegarLoop]: Abstraction has 308 states and 374 transitions. [2024-11-08 19:07:53,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 40 states have (on average 3.25) internal successors, (130), 39 states have internal predecessors, (130), 10 states have call successors, (22), 10 states have call predecessors, (22), 11 states have return successors, (22), 8 states have call predecessors, (22), 10 states have call successors, (22) [2024-11-08 19:07:53,685 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 374 transitions. [2024-11-08 19:07:53,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-08 19:07:53,686 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:07:53,687 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:07:53,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-11-08 19:07:53,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (17)] Ended with exit code 0 [2024-11-08 19:07:54,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:07:54,088 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:07:54,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:07:54,088 INFO L85 PathProgramCache]: Analyzing trace with hash -128371224, now seen corresponding path program 1 times [2024-11-08 19:07:54,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:07:54,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [610450991] [2024-11-08 19:07:54,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:07:54,089 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 [2024-11-08 19:07:54,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:07:54,090 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:07:54,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (19)] Waiting until timeout for monitored process [2024-11-08 19:07:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:07:54,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 19:07:54,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:07:57,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2024-11-08 19:07:57,708 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:07:57,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 32 [2024-11-08 19:07:57,828 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-08 19:07:57,829 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:07:58,226 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:07:58,226 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:07:58,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [610450991] [2024-11-08 19:07:58,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [610450991] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 19:07:58,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 19:07:58,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2024-11-08 19:07:58,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777789598] [2024-11-08 19:07:58,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:07:58,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 19:07:58,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:07:58,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 19:07:58,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2024-11-08 19:07:58,229 INFO L87 Difference]: Start difference. First operand 308 states and 374 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:07:58,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:07:58,560 INFO L93 Difference]: Finished difference Result 316 states and 383 transitions. [2024-11-08 19:07:58,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 19:07:58,561 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 109 [2024-11-08 19:07:58,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:07:58,563 INFO L225 Difference]: With dead ends: 316 [2024-11-08 19:07:58,564 INFO L226 Difference]: Without dead ends: 314 [2024-11-08 19:07:58,564 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2024-11-08 19:07:58,565 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 24 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 492 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 [2024-11-08 19:07:58,566 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 492 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 19:07:58,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2024-11-08 19:07:58,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 314. [2024-11-08 19:07:58,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 281 states have (on average 1.195729537366548) internal successors, (336), 281 states have internal predecessors, (336), 22 states have call successors, (22), 10 states have call predecessors, (22), 10 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 19:07:58,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 380 transitions. [2024-11-08 19:07:58,643 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 380 transitions. Word has length 109 [2024-11-08 19:07:58,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:07:58,644 INFO L471 AbstractCegarLoop]: Abstraction has 314 states and 380 transitions. [2024-11-08 19:07:58,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:07:58,645 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 380 transitions. [2024-11-08 19:07:58,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-08 19:07:58,646 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:07:58,647 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:07:58,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (19)] Ended with exit code 0 [2024-11-08 19:07:58,847 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:07:58,847 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:07:58,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:07:58,848 INFO L85 PathProgramCache]: Analyzing trace with hash -126524182, now seen corresponding path program 1 times [2024-11-08 19:07:58,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:07:58,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [876714627] [2024-11-08 19:07:58,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:07:58,849 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 [2024-11-08 19:07:58,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:07:58,850 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:07:58,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (20)] Waiting until timeout for monitored process [2024-11-08 19:07:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:07:59,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:07:59,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:07:59,270 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:07:59,270 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:07:59,271 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:07:59,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [876714627] [2024-11-08 19:07:59,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [876714627] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:07:59,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:07:59,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 19:07:59,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958373501] [2024-11-08 19:07:59,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:07:59,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 19:07:59,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:07:59,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 19:07:59,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:07:59,273 INFO L87 Difference]: Start difference. First operand 314 states and 380 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:07:59,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:07:59,383 INFO L93 Difference]: Finished difference Result 631 states and 765 transitions. [2024-11-08 19:07:59,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:07:59,384 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 109 [2024-11-08 19:07:59,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:07:59,386 INFO L225 Difference]: With dead ends: 631 [2024-11-08 19:07:59,386 INFO L226 Difference]: Without dead ends: 320 [2024-11-08 19:07:59,387 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:07:59,388 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 19:07:59,389 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 429 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 19:07:59,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2024-11-08 19:07:59,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2024-11-08 19:07:59,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 287 states have (on average 1.1916376306620209) internal successors, (342), 287 states have internal predecessors, (342), 22 states have call successors, (22), 10 states have call predecessors, (22), 10 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 19:07:59,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 386 transitions. [2024-11-08 19:07:59,466 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 386 transitions. Word has length 109 [2024-11-08 19:07:59,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:07:59,474 INFO L471 AbstractCegarLoop]: Abstraction has 320 states and 386 transitions. [2024-11-08 19:07:59,474 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:07:59,474 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 386 transitions. [2024-11-08 19:07:59,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-08 19:07:59,476 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:07:59,476 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:07:59,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (20)] Ended with exit code 0 [2024-11-08 19:07:59,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:07:59,677 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:07:59,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:07:59,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1423893497, now seen corresponding path program 1 times [2024-11-08 19:07:59,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:07:59,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2104086284] [2024-11-08 19:07:59,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:07:59,678 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 [2024-11-08 19:07:59,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:07:59,679 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:07:59,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (21)] Waiting until timeout for monitored process [2024-11-08 19:08:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:08:00,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 19:08:00,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:08:00,424 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 [2024-11-08 19:08:03,380 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 [2024-11-08 19:08:04,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2024-11-08 19:08:07,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 42 [2024-11-08 19:08:08,688 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:08:08,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 36 [2024-11-08 19:08:08,952 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 57 proven. 75 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-08 19:08:08,952 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:08:18,340 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:08:18,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2104086284] [2024-11-08 19:08:18,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2104086284] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:08:18,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812518939] [2024-11-08 19:08:18,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:08:18,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:08:18,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:08:18,342 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:08:18,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-08 19:08:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:08:18,680 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 19:08:18,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:08:22,411 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 [2024-11-08 19:08:25,885 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 19 treesize of output 1 [2024-11-08 19:08:27,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2024-11-08 19:08:30,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:08:30,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 19:08:30,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 40 [2024-11-08 19:08:48,038 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:08:48,039 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 57 treesize of output 33 [2024-11-08 19:08:48,308 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 50 proven. 75 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-11-08 19:08:48,309 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:08:53,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [812518939] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:08:53,975 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 19:08:53,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 27 [2024-11-08 19:08:53,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704539730] [2024-11-08 19:08:53,975 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 19:08:53,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-08 19:08:53,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:08:53,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-08 19:08:53,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1034, Unknown=5, NotChecked=0, Total=1190 [2024-11-08 19:08:53,977 INFO L87 Difference]: Start difference. First operand 320 states and 386 transitions. Second operand has 28 states, 26 states have (on average 4.615384615384615) internal successors, (120), 26 states have internal predecessors, (120), 8 states have call successors, (22), 7 states have call predecessors, (22), 8 states have return successors, (22), 6 states have call predecessors, (22), 8 states have call successors, (22) [2024-11-08 19:09:10,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:09:10,146 INFO L93 Difference]: Finished difference Result 764 states and 919 transitions. [2024-11-08 19:09:10,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-08 19:09:10,148 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 26 states have (on average 4.615384615384615) internal successors, (120), 26 states have internal predecessors, (120), 8 states have call successors, (22), 7 states have call predecessors, (22), 8 states have return successors, (22), 6 states have call predecessors, (22), 8 states have call successors, (22) Word has length 109 [2024-11-08 19:09:10,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:09:10,150 INFO L225 Difference]: With dead ends: 764 [2024-11-08 19:09:10,150 INFO L226 Difference]: Without dead ends: 447 [2024-11-08 19:09:10,152 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 243 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 880 ImplicationChecksByTransitivity, 45.2s TimeCoverageRelationStatistics Valid=635, Invalid=2782, Unknown=5, NotChecked=0, Total=3422 [2024-11-08 19:09:10,153 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 1222 mSDsluCounter, 1407 mSDsCounter, 0 mSdLazyCounter, 1061 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 1537 SdHoareTripleChecker+Invalid, 1292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 1061 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:09:10,153 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1222 Valid, 1537 Invalid, 1292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 1061 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2024-11-08 19:09:10,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2024-11-08 19:09:10,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 318. [2024-11-08 19:09:10,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 318 states, 285 states have (on average 1.1894736842105262) internal successors, (339), 285 states have internal predecessors, (339), 22 states have call successors, (22), 10 states have call predecessors, (22), 10 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 19:09:10,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 383 transitions. [2024-11-08 19:09:10,232 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 383 transitions. Word has length 109 [2024-11-08 19:09:10,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:09:10,232 INFO L471 AbstractCegarLoop]: Abstraction has 318 states and 383 transitions. [2024-11-08 19:09:10,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 26 states have (on average 4.615384615384615) internal successors, (120), 26 states have internal predecessors, (120), 8 states have call successors, (22), 7 states have call predecessors, (22), 8 states have return successors, (22), 6 states have call predecessors, (22), 8 states have call successors, (22) [2024-11-08 19:09:10,233 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 383 transitions. [2024-11-08 19:09:10,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 19:09:10,234 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:09:10,235 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:09:10,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-11-08 19:09:10,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (21)] Forceful destruction successful, exit code 0 [2024-11-08 19:09:10,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:09:10,636 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:09:10,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:09:10,636 INFO L85 PathProgramCache]: Analyzing trace with hash 292752922, now seen corresponding path program 1 times [2024-11-08 19:09:10,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:09:10,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1051190708] [2024-11-08 19:09:10,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:09:10,637 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 [2024-11-08 19:09:10,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:09:10,638 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:09:10,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (23)] Waiting until timeout for monitored process [2024-11-08 19:09:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:09:11,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 19:09:11,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:09:12,921 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 [2024-11-08 19:09:13,332 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 [2024-11-08 19:09:13,633 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 [2024-11-08 19:09:13,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2024-11-08 19:09:14,105 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-08 19:09:14,105 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:09:14,745 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:09:14,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1051190708] [2024-11-08 19:09:14,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1051190708] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:09:14,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [621424735] [2024-11-08 19:09:14,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:09:14,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:09:14,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:09:14,747 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:09:14,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-11-08 19:09:15,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:09:15,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 19:09:15,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:09:16,952 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 19 treesize of output 1 [2024-11-08 19:09:17,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2024-11-08 19:09:18,293 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 [2024-11-08 19:09:18,688 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:09:18,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 52 treesize of output 35 [2024-11-08 19:09:23,108 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 44 proven. 96 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-08 19:09:23,108 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:09:23,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [621424735] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:09:23,559 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 19:09:23,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 13] total 17 [2024-11-08 19:09:23,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696313376] [2024-11-08 19:09:23,560 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 19:09:23,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-08 19:09:23,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:09:23,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-08 19:09:23,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=433, Unknown=1, NotChecked=0, Total=506 [2024-11-08 19:09:23,562 INFO L87 Difference]: Start difference. First operand 318 states and 383 transitions. Second operand has 18 states, 17 states have (on average 6.9411764705882355) internal successors, (118), 17 states have internal predecessors, (118), 6 states have call successors, (22), 5 states have call predecessors, (22), 6 states have return successors, (22), 5 states have call predecessors, (22), 6 states have call successors, (22) [2024-11-08 19:09:30,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:09:30,167 INFO L93 Difference]: Finished difference Result 845 states and 1015 transitions. [2024-11-08 19:09:30,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-08 19:09:30,170 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 6.9411764705882355) internal successors, (118), 17 states have internal predecessors, (118), 6 states have call successors, (22), 5 states have call predecessors, (22), 6 states have return successors, (22), 5 states have call predecessors, (22), 6 states have call successors, (22) Word has length 110 [2024-11-08 19:09:30,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:09:30,173 INFO L225 Difference]: With dead ends: 845 [2024-11-08 19:09:30,173 INFO L226 Difference]: Without dead ends: 530 [2024-11-08 19:09:30,174 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 260 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=343, Invalid=1378, Unknown=1, NotChecked=0, Total=1722 [2024-11-08 19:09:30,175 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 611 mSDsluCounter, 998 mSDsCounter, 0 mSdLazyCounter, 799 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 1127 SdHoareTripleChecker+Invalid, 911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:09:30,176 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [611 Valid, 1127 Invalid, 911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 799 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-08 19:09:30,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2024-11-08 19:09:30,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 447. [2024-11-08 19:09:30,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 447 states, 402 states have (on average 1.1840796019900497) internal successors, (476), 403 states have internal predecessors, (476), 29 states have call successors, (29), 15 states have call predecessors, (29), 15 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 19:09:30,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 534 transitions. [2024-11-08 19:09:30,283 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 534 transitions. Word has length 110 [2024-11-08 19:09:30,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:09:30,284 INFO L471 AbstractCegarLoop]: Abstraction has 447 states and 534 transitions. [2024-11-08 19:09:30,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 6.9411764705882355) internal successors, (118), 17 states have internal predecessors, (118), 6 states have call successors, (22), 5 states have call predecessors, (22), 6 states have return successors, (22), 5 states have call predecessors, (22), 6 states have call successors, (22) [2024-11-08 19:09:30,284 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 534 transitions. [2024-11-08 19:09:30,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 19:09:30,286 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:09:30,286 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:09:30,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-11-08 19:09:30,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (23)] Forceful destruction successful, exit code 0 [2024-11-08 19:09:30,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:09:30,687 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:09:30,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:09:30,688 INFO L85 PathProgramCache]: Analyzing trace with hash 993817500, now seen corresponding path program 1 times [2024-11-08 19:09:30,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:09:30,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2023494743] [2024-11-08 19:09:30,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:09:30,689 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 [2024-11-08 19:09:30,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:09:30,690 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:09:30,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (25)] Waiting until timeout for monitored process [2024-11-08 19:09:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:09:31,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 19:09:31,058 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:09:31,544 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:09:31,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 179 treesize of output 111 [2024-11-08 19:09:31,707 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:09:31,708 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:09:31,708 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:09:31,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2023494743] [2024-11-08 19:09:31,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2023494743] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:09:31,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:09:31,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 19:09:31,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177248224] [2024-11-08 19:09:31,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:09:31,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 19:09:31,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:09:31,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 19:09:31,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:09:31,710 INFO L87 Difference]: Start difference. First operand 447 states and 534 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:09:32,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:09:32,625 INFO L93 Difference]: Finished difference Result 921 states and 1099 transitions. [2024-11-08 19:09:32,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:09:32,627 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 110 [2024-11-08 19:09:32,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:09:32,629 INFO L225 Difference]: With dead ends: 921 [2024-11-08 19:09:32,630 INFO L226 Difference]: Without dead ends: 477 [2024-11-08 19:09:32,631 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-08 19:09:32,631 INFO L432 NwaCegarLoop]: 155 mSDtfsCounter, 37 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 19:09:32,632 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 538 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 19:09:32,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2024-11-08 19:09:32,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 446. [2024-11-08 19:09:32,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 446 states, 401 states have (on average 1.1795511221945136) internal successors, (473), 402 states have internal predecessors, (473), 29 states have call successors, (29), 15 states have call predecessors, (29), 15 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 19:09:32,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 531 transitions. [2024-11-08 19:09:32,733 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 531 transitions. Word has length 110 [2024-11-08 19:09:32,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:09:32,734 INFO L471 AbstractCegarLoop]: Abstraction has 446 states and 531 transitions. [2024-11-08 19:09:32,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:09:32,734 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 531 transitions. [2024-11-08 19:09:32,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 19:09:32,736 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:09:32,736 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:09:32,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (25)] Ended with exit code 0 [2024-11-08 19:09:32,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:09:32,937 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:09:32,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:09:32,937 INFO L85 PathProgramCache]: Analyzing trace with hash 354792536, now seen corresponding path program 1 times [2024-11-08 19:09:32,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:09:32,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1435561026] [2024-11-08 19:09:32,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:09:32,938 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 [2024-11-08 19:09:32,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:09:32,939 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:09:32,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (26)] Waiting until timeout for monitored process [2024-11-08 19:09:33,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:09:33,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 19:09:33,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:09:33,735 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:09:33,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 180 treesize of output 112 [2024-11-08 19:09:33,917 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:09:33,917 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:09:33,917 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:09:33,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1435561026] [2024-11-08 19:09:33,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1435561026] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:09:33,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:09:33,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 19:09:33,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550379075] [2024-11-08 19:09:33,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:09:33,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 19:09:33,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:09:33,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 19:09:33,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:09:33,919 INFO L87 Difference]: Start difference. First operand 446 states and 531 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:09:34,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:09:34,823 INFO L93 Difference]: Finished difference Result 968 states and 1153 transitions. [2024-11-08 19:09:34,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:09:34,825 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 110 [2024-11-08 19:09:34,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:09:34,828 INFO L225 Difference]: With dead ends: 968 [2024-11-08 19:09:34,829 INFO L226 Difference]: Without dead ends: 525 [2024-11-08 19:09:34,830 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-08 19:09:34,831 INFO L432 NwaCegarLoop]: 142 mSDtfsCounter, 39 mSDsluCounter, 354 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 19:09:34,831 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 496 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 19:09:34,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2024-11-08 19:09:34,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 462. [2024-11-08 19:09:34,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 417 states have (on average 1.1798561151079137) internal successors, (492), 418 states have internal predecessors, (492), 29 states have call successors, (29), 15 states have call predecessors, (29), 15 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 19:09:34,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 550 transitions. [2024-11-08 19:09:34,957 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 550 transitions. Word has length 110 [2024-11-08 19:09:34,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:09:34,957 INFO L471 AbstractCegarLoop]: Abstraction has 462 states and 550 transitions. [2024-11-08 19:09:34,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:09:34,958 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 550 transitions. [2024-11-08 19:09:34,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 19:09:34,959 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:09:34,959 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:09:34,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (26)] Ended with exit code 0 [2024-11-08 19:09:35,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:09:35,160 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:09:35,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:09:35,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1055857114, now seen corresponding path program 1 times [2024-11-08 19:09:35,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:09:35,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1674218253] [2024-11-08 19:09:35,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:09:35,162 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 [2024-11-08 19:09:35,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:09:35,165 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:09:35,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (27)] Waiting until timeout for monitored process [2024-11-08 19:09:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:09:35,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 19:09:35,647 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:09:37,049 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 [2024-11-08 19:09:37,424 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 [2024-11-08 19:09:37,804 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 [2024-11-08 19:09:38,249 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 [2024-11-08 19:09:38,477 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:09:38,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 28 [2024-11-08 19:09:38,863 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-08 19:09:38,863 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:09:39,501 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:09:39,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1674218253] [2024-11-08 19:09:39,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1674218253] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 19:09:39,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [254386806] [2024-11-08 19:09:39,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:09:39,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:09:39,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:09:39,504 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:09:39,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-11-08 19:09:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:09:39,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 19:09:39,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:09:41,289 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 [2024-11-08 19:09:41,547 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 0 case distinctions, treesize of input 43 treesize of output 23 [2024-11-08 19:09:42,018 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 19:09:42,018 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:09:44,534 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 38 treesize of output 30 [2024-11-08 19:09:45,218 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:09:45,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [254386806] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 19:09:45,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 19:09:45,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [9, 14] total 28 [2024-11-08 19:09:45,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185513171] [2024-11-08 19:09:45,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:09:45,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-08 19:09:45,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:09:45,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-08 19:09:45,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=720, Unknown=0, NotChecked=0, Total=870 [2024-11-08 19:09:45,222 INFO L87 Difference]: Start difference. First operand 462 states and 550 transitions. Second operand has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:09:48,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:09:48,756 INFO L93 Difference]: Finished difference Result 979 states and 1171 transitions. [2024-11-08 19:09:48,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 19:09:48,757 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 110 [2024-11-08 19:09:48,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:09:48,760 INFO L225 Difference]: With dead ends: 979 [2024-11-08 19:09:48,760 INFO L226 Difference]: Without dead ends: 520 [2024-11-08 19:09:48,761 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 331 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=198, Invalid=924, Unknown=0, NotChecked=0, Total=1122 [2024-11-08 19:09:48,762 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 334 mSDsluCounter, 706 mSDsCounter, 0 mSdLazyCounter, 303 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 844 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-08 19:09:48,763 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [334 Valid, 844 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 303 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-08 19:09:48,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2024-11-08 19:09:48,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 457. [2024-11-08 19:09:48,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 412 states have (on average 1.1796116504854368) internal successors, (486), 413 states have internal predecessors, (486), 29 states have call successors, (29), 15 states have call predecessors, (29), 15 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 19:09:48,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 544 transitions. [2024-11-08 19:09:48,868 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 544 transitions. Word has length 110 [2024-11-08 19:09:48,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:09:48,869 INFO L471 AbstractCegarLoop]: Abstraction has 457 states and 544 transitions. [2024-11-08 19:09:48,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:09:48,869 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 544 transitions. [2024-11-08 19:09:48,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 19:09:48,870 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:09:48,871 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:09:48,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (27)] Forceful destruction successful, exit code 0 [2024-11-08 19:09:49,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-11-08 19:09:49,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:09:49,272 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:09:49,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:09:49,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1353277231, now seen corresponding path program 1 times [2024-11-08 19:09:49,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:09:49,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1842340162] [2024-11-08 19:09:49,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:09:49,273 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 [2024-11-08 19:09:49,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:09:49,274 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:09:49,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (29)] Waiting until timeout for monitored process [2024-11-08 19:09:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:09:49,631 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:09:49,634 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:09:49,706 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 28 treesize of output 20 [2024-11-08 19:09:49,715 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 13 treesize of output 9 [2024-11-08 19:09:50,171 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 24 treesize of output 12 [2024-11-08 19:09:50,179 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 19 treesize of output 11 [2024-11-08 19:09:50,283 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:09:50,284 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:09:50,284 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:09:50,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1842340162] [2024-11-08 19:09:50,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1842340162] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:09:50,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:09:50,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 19:09:50,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577294608] [2024-11-08 19:09:50,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:09:50,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 19:09:50,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:09:50,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 19:09:50,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-08 19:09:50,286 INFO L87 Difference]: Start difference. First operand 457 states and 544 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:09:52,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:09:52,418 INFO L93 Difference]: Finished difference Result 1115 states and 1341 transitions. [2024-11-08 19:09:52,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 19:09:52,419 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 111 [2024-11-08 19:09:52,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:09:52,422 INFO L225 Difference]: With dead ends: 1115 [2024-11-08 19:09:52,422 INFO L226 Difference]: Without dead ends: 661 [2024-11-08 19:09:52,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-08 19:09:52,424 INFO L432 NwaCegarLoop]: 142 mSDtfsCounter, 167 mSDsluCounter, 732 mSDsCounter, 0 mSdLazyCounter, 277 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 874 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-08 19:09:52,424 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 874 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 277 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-08 19:09:52,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2024-11-08 19:09:52,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 517. [2024-11-08 19:09:52,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 517 states, 472 states have (on average 1.1864406779661016) internal successors, (560), 473 states have internal predecessors, (560), 29 states have call successors, (29), 15 states have call predecessors, (29), 15 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 19:09:52,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 618 transitions. [2024-11-08 19:09:52,534 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 618 transitions. Word has length 111 [2024-11-08 19:09:52,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:09:52,535 INFO L471 AbstractCegarLoop]: Abstraction has 517 states and 618 transitions. [2024-11-08 19:09:52,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:09:52,535 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 618 transitions. [2024-11-08 19:09:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 19:09:52,539 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:09:52,539 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:09:52,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (29)] Ended with exit code 0 [2024-11-08 19:09:52,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:09:52,740 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:09:52,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:09:52,741 INFO L85 PathProgramCache]: Analyzing trace with hash 2033335601, now seen corresponding path program 1 times [2024-11-08 19:09:52,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:09:52,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1933038796] [2024-11-08 19:09:52,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:09:52,742 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 [2024-11-08 19:09:52,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:09:52,749 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:09:52,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (30)] Waiting until timeout for monitored process [2024-11-08 19:09:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:09:53,201 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 19:09:53,204 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:10:02,949 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 136 treesize of output 88 [2024-11-08 19:10:02,975 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:10:02,975 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 100 treesize of output 40 [2024-11-08 19:10:04,530 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-08 19:10:04,530 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 19:10:19,118 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:10:19,118 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:10:19,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1933038796] [2024-11-08 19:10:19,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1933038796] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 19:10:19,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 19:10:19,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2024-11-08 19:10:19,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850537306] [2024-11-08 19:10:19,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:10:19,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 19:10:19,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:10:19,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 19:10:19,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-11-08 19:10:19,120 INFO L87 Difference]: Start difference. First operand 517 states and 618 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:10:36,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:10:36,843 INFO L93 Difference]: Finished difference Result 1159 states and 1379 transitions. [2024-11-08 19:10:36,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:10:36,852 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 111 [2024-11-08 19:10:36,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:10:36,855 INFO L225 Difference]: With dead ends: 1159 [2024-11-08 19:10:36,855 INFO L226 Difference]: Without dead ends: 645 [2024-11-08 19:10:36,856 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 17.3s TimeCoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-08 19:10:36,857 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 56 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time [2024-11-08 19:10:36,857 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 291 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 13.4s Time] [2024-11-08 19:10:36,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2024-11-08 19:10:36,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 554. [2024-11-08 19:10:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 509 states have (on average 1.180746561886051) internal successors, (601), 510 states have internal predecessors, (601), 29 states have call successors, (29), 15 states have call predecessors, (29), 15 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 19:10:36,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 659 transitions. [2024-11-08 19:10:36,964 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 659 transitions. Word has length 111 [2024-11-08 19:10:36,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:10:36,965 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 659 transitions. [2024-11-08 19:10:36,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:10:36,966 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 659 transitions. [2024-11-08 19:10:36,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 19:10:36,968 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:10:36,968 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:10:36,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (30)] Ended with exit code 0 [2024-11-08 19:10:37,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:10:37,169 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:10:37,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:10:37,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1463001001, now seen corresponding path program 1 times [2024-11-08 19:10:37,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:10:37,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1281908113] [2024-11-08 19:10:37,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:10:37,170 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 [2024-11-08 19:10:37,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:10:37,171 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:10:37,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (31)] Waiting until timeout for monitored process [2024-11-08 19:10:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:37,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:10:37,522 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:10:37,580 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 [2024-11-08 19:10:37,622 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 39 treesize of output 27 [2024-11-08 19:10:37,805 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 28 treesize of output 16 [2024-11-08 19:10:38,040 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:10:38,041 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:10:38,041 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:10:38,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1281908113] [2024-11-08 19:10:38,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1281908113] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:10:38,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:10:38,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 19:10:38,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225945395] [2024-11-08 19:10:38,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:10:38,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 19:10:38,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:10:38,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 19:10:38,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 19:10:38,043 INFO L87 Difference]: Start difference. First operand 554 states and 659 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:10:40,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:10:40,335 INFO L93 Difference]: Finished difference Result 938 states and 1132 transitions. [2024-11-08 19:10:40,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 19:10:40,337 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 112 [2024-11-08 19:10:40,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:10:40,340 INFO L225 Difference]: With dead ends: 938 [2024-11-08 19:10:40,340 INFO L226 Difference]: Without dead ends: 606 [2024-11-08 19:10:40,341 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 19:10:40,346 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 74 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:10:40,346 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 501 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-08 19:10:40,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2024-11-08 19:10:40,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 554. [2024-11-08 19:10:40,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 509 states have (on average 1.1728880157170924) internal successors, (597), 510 states have internal predecessors, (597), 29 states have call successors, (29), 15 states have call predecessors, (29), 15 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 19:10:40,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 655 transitions. [2024-11-08 19:10:40,472 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 655 transitions. Word has length 112 [2024-11-08 19:10:40,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:10:40,473 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 655 transitions. [2024-11-08 19:10:40,473 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:10:40,473 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 655 transitions. [2024-11-08 19:10:40,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 19:10:40,474 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:10:40,475 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:10:40,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (31)] Ended with exit code 0 [2024-11-08 19:10:40,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:10:40,676 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:10:40,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:10:40,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1400961387, now seen corresponding path program 1 times [2024-11-08 19:10:40,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:10:40,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1713237242] [2024-11-08 19:10:40,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:10:40,678 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 [2024-11-08 19:10:40,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:10:40,681 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:10:40,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (32)] Waiting until timeout for monitored process [2024-11-08 19:10:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:41,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 19:10:41,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:10:42,302 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 [2024-11-08 19:10:42,466 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 42 treesize of output 30 [2024-11-08 19:10:42,576 INFO L349 Elim1Store]: treesize reduction 20, result has 42.9 percent of original size [2024-11-08 19:10:42,577 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 31 treesize of output 34 [2024-11-08 19:10:43,214 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 46 treesize of output 34 [2024-11-08 19:10:43,920 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 50 [2024-11-08 19:10:43,932 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 [2024-11-08 19:10:44,272 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:10:44,272 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:10:44,272 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:10:44,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1713237242] [2024-11-08 19:10:44,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1713237242] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:10:44,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:10:44,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-08 19:10:44,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733703625] [2024-11-08 19:10:44,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:10:44,273 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-08 19:10:44,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:10:44,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-08 19:10:44,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=268, Unknown=0, NotChecked=0, Total=306 [2024-11-08 19:10:44,275 INFO L87 Difference]: Start difference. First operand 554 states and 655 transitions. Second operand has 18 states, 18 states have (on average 3.3333333333333335) internal successors, (60), 17 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:10:50,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:10:56,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:10:56,008 INFO L93 Difference]: Finished difference Result 1006 states and 1220 transitions. [2024-11-08 19:10:56,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-08 19:10:56,009 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.3333333333333335) internal successors, (60), 17 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 112 [2024-11-08 19:10:56,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:10:56,013 INFO L225 Difference]: With dead ends: 1006 [2024-11-08 19:10:56,013 INFO L226 Difference]: Without dead ends: 698 [2024-11-08 19:10:56,014 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 272 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=172, Invalid=1234, Unknown=0, NotChecked=0, Total=1406 [2024-11-08 19:10:56,015 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 451 mSDsluCounter, 1421 mSDsCounter, 0 mSdLazyCounter, 935 mSolverCounterSat, 74 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 1570 SdHoareTripleChecker+Invalid, 1010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 935 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:10:56,016 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [451 Valid, 1570 Invalid, 1010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 935 Invalid, 1 Unknown, 0 Unchecked, 9.0s Time] [2024-11-08 19:10:56,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2024-11-08 19:10:56,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 560. [2024-11-08 19:10:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 515 states have (on average 1.1728155339805826) internal successors, (604), 516 states have internal predecessors, (604), 29 states have call successors, (29), 15 states have call predecessors, (29), 15 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 19:10:56,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 662 transitions. [2024-11-08 19:10:56,145 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 662 transitions. Word has length 112 [2024-11-08 19:10:56,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:10:56,146 INFO L471 AbstractCegarLoop]: Abstraction has 560 states and 662 transitions. [2024-11-08 19:10:56,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.3333333333333335) internal successors, (60), 17 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:10:56,146 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 662 transitions. [2024-11-08 19:10:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 19:10:56,147 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:10:56,148 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:10:56,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (32)] Forceful destruction successful, exit code 0 [2024-11-08 19:10:56,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:10:56,349 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:10:56,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:10:56,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1832439445, now seen corresponding path program 1 times [2024-11-08 19:10:56,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:10:56,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [599516277] [2024-11-08 19:10:56,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:10:56,351 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 [2024-11-08 19:10:56,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:10:56,354 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:10:56,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (33)] Waiting until timeout for monitored process [2024-11-08 19:10:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:56,763 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 19:10:56,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:10:56,778 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 [2024-11-08 19:10:56,900 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 [2024-11-08 19:10:56,909 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 [2024-11-08 19:10:57,283 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 64 treesize of output 44 [2024-11-08 19:10:58,022 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 [2024-11-08 19:10:58,031 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 [2024-11-08 19:10:58,329 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:10:58,329 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:10:58,329 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:10:58,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [599516277] [2024-11-08 19:10:58,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [599516277] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:10:58,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:10:58,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-08 19:10:58,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091282444] [2024-11-08 19:10:58,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:10:58,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 19:10:58,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:10:58,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 19:10:58,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2024-11-08 19:10:58,332 INFO L87 Difference]: Start difference. First operand 560 states and 662 transitions. Second operand has 14 states, 14 states have (on average 4.285714285714286) internal successors, (60), 14 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:11:04,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:11:04,546 INFO L93 Difference]: Finished difference Result 1067 states and 1286 transitions. [2024-11-08 19:11:04,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-08 19:11:04,552 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.285714285714286) internal successors, (60), 14 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 112 [2024-11-08 19:11:04,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:11:04,554 INFO L225 Difference]: With dead ends: 1067 [2024-11-08 19:11:04,554 INFO L226 Difference]: Without dead ends: 759 [2024-11-08 19:11:04,555 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=90, Invalid=510, Unknown=0, NotChecked=0, Total=600 [2024-11-08 19:11:04,556 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 242 mSDsluCounter, 1614 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 36 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 1806 SdHoareTripleChecker+Invalid, 754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-08 19:11:04,556 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 1806 Invalid, 754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 716 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2024-11-08 19:11:04,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 759 states. [2024-11-08 19:11:04,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 759 to 601. [2024-11-08 19:11:04,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 601 states, 556 states have (on average 1.170863309352518) internal successors, (651), 557 states have internal predecessors, (651), 29 states have call successors, (29), 15 states have call predecessors, (29), 15 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 19:11:04,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 709 transitions. [2024-11-08 19:11:04,676 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 709 transitions. Word has length 112 [2024-11-08 19:11:04,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:11:04,677 INFO L471 AbstractCegarLoop]: Abstraction has 601 states and 709 transitions. [2024-11-08 19:11:04,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.285714285714286) internal successors, (60), 14 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-08 19:11:04,678 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 709 transitions. [2024-11-08 19:11:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 19:11:04,679 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:11:04,679 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:11:04,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (33)] Ended with exit code 0 [2024-11-08 19:11:04,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:11:04,880 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:11:04,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:11:04,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1894479059, now seen corresponding path program 1 times [2024-11-08 19:11:04,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:11:04,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1763164863] [2024-11-08 19:11:04,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:11:04,881 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 [2024-11-08 19:11:04,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:11:04,882 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:11:04,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6aa2522-45db-4b2f-8526-e91c1d6263c2/bin/uautomizer-verify-jihMAELWvX/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 (34)] Waiting until timeout for monitored process [2024-11-08 19:11:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:11:05,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 19:11:05,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:11:05,281 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 [2024-11-08 19:11:05,311 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 29 treesize of output 21 [2024-11-08 19:11:06,242 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 56 treesize of output 32 [2024-11-08 19:11:06,248 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 [2024-11-08 19:11:06,383 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:11:06,384 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:11:06,384 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:11:06,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1763164863] [2024-11-08 19:11:06,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1763164863] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:11:06,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:11:06,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 19:11:06,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782398781] [2024-11-08 19:11:06,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:11:06,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 19:11:06,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:11:06,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 19:11:06,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-08 19:11:06,386 INFO L87 Difference]: Start difference. First operand 601 states and 709 transitions. Second operand has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11)