./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-10.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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 67cd91167ea419ff7e7e2dde35e950612f5fc4b392010c94c7df08131f8005a7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:31:31,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:31:32,087 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 17:31:32,092 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:31:32,092 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:31:32,112 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:31:32,113 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:31:32,113 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:31:32,114 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:31:32,115 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:31:32,115 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:31:32,115 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:31:32,116 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:31:32,117 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:31:32,117 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:31:32,117 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:31:32,118 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:31:32,118 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:31:32,119 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:31:32,119 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:31:32,120 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:31:32,120 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:31:32,121 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:31:32,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:31:32,121 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:31:32,122 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:31:32,122 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:31:32,122 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:31:32,123 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:31:32,123 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:31:32,123 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:31:32,124 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:31:32,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:31:32,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:31:32,125 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:31:32,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:31:32,126 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:31:32,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:31:32,126 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:31:32,127 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:31:32,127 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:31:32,128 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:31:32,128 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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67cd91167ea419ff7e7e2dde35e950612f5fc4b392010c94c7df08131f8005a7 [2024-11-08 17:31:32,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:31:32,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:31:32,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:31:32,421 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:31:32,426 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:31:32,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-10.i Unable to find full path for "g++" [2024-11-08 17:31:34,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:31:34,844 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:31:34,845 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-10.i [2024-11-08 17:31:34,861 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/data/e7960a104/22c898c9407c4e8db4a4681412a8c180/FLAG8daad9be2 [2024-11-08 17:31:35,219 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/data/e7960a104/22c898c9407c4e8db4a4681412a8c180 [2024-11-08 17:31:35,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:31:35,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:31:35,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:31:35,224 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:31:35,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:31:35,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6288d6e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35, skipping insertion in model container [2024-11-08 17:31:35,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,264 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:31:35,474 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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-10.i[916,929] [2024-11-08 17:31:35,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:31:35,580 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:31:35,594 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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-10.i[916,929] [2024-11-08 17:31:35,636 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:31:35,666 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:31:35,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35 WrapperNode [2024-11-08 17:31:35,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:31:35,668 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:31:35,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:31:35,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:31:35,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,702 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,778 INFO L138 Inliner]: procedures = 29, calls = 190, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 540 [2024-11-08 17:31:35,779 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:31:35,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:31:35,780 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:31:35,780 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:31:35,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,802 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,834 INFO L175 MemorySlicer]: Split 142 memory accesses to 19 slices as follows [2, 5, 6, 8, 8, 8, 12, 5, 6, 12, 14, 10, 14, 7, 6, 3, 5, 5, 6]. 10 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 22 writes are split as follows [0, 1, 1, 3, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1]. [2024-11-08 17:31:35,835 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,874 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,892 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,913 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:31:35,914 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:31:35,914 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:31:35,914 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:31:35,915 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (1/1) ... [2024-11-08 17:31:35,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:31:35,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:31:35,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:31:35,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:31:36,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:31:36,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-08 17:31:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-08 17:31:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-08 17:31:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-08 17:31:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-08 17:31:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-08 17:31:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-08 17:31:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2024-11-08 17:31:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2024-11-08 17:31:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2024-11-08 17:31:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2024-11-08 17:31:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2024-11-08 17:31:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2024-11-08 17:31:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2024-11-08 17:31:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#14 [2024-11-08 17:31:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#15 [2024-11-08 17:31:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#16 [2024-11-08 17:31:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#17 [2024-11-08 17:31:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#18 [2024-11-08 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-08 17:31:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-08 17:31:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-08 17:31:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-08 17:31:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-08 17:31:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-08 17:31:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-08 17:31:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-08 17:31:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-08 17:31:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-08 17:31:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-08 17:31:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-08 17:31:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-08 17:31:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-08 17:31:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-08 17:31:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-08 17:31:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-08 17:31:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-08 17:31:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-08 17:31:36,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-08 17:31:36,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2024-11-08 17:31:36,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2024-11-08 17:31:36,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2024-11-08 17:31:36,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2024-11-08 17:31:36,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2024-11-08 17:31:36,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2024-11-08 17:31:36,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2024-11-08 17:31:36,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#14 [2024-11-08 17:31:36,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#15 [2024-11-08 17:31:36,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#16 [2024-11-08 17:31:36,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#17 [2024-11-08 17:31:36,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#18 [2024-11-08 17:31:36,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 17:31:36,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 17:31:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 17:31:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 17:31:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 17:31:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 17:31:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-08 17:31:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-08 17:31:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-08 17:31:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-08 17:31:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-08 17:31:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-08 17:31:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-08 17:31:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-08 17:31:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-08 17:31:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-08 17:31:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-08 17:31:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-08 17:31:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-08 17:31:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-08 17:31:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-08 17:31:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-08 17:31:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-08 17:31:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-08 17:31:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-08 17:31:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-08 17:31:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2024-11-08 17:31:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2024-11-08 17:31:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2024-11-08 17:31:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2024-11-08 17:31:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#11 [2024-11-08 17:31:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#12 [2024-11-08 17:31:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#13 [2024-11-08 17:31:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#14 [2024-11-08 17:31:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#15 [2024-11-08 17:31:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#16 [2024-11-08 17:31:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#17 [2024-11-08 17:31:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#18 [2024-11-08 17:31:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:31:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:31:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 17:31:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 17:31:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 17:31:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 17:31:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 17:31:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 17:31:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-08 17:31:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-08 17:31:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-08 17:31:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-08 17:31:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-08 17:31:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-08 17:31:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-08 17:31:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-08 17:31:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-08 17:31:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-08 17:31:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-08 17:31:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-08 17:31:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-08 17:31:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:31:36,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:31:36,367 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:31:36,369 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:31:37,132 INFO L? ?]: Removed 114 outVars from TransFormulas that were not future-live. [2024-11-08 17:31:37,133 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:31:37,150 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:31:37,151 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:31:37,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:31:37 BoogieIcfgContainer [2024-11-08 17:31:37,151 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:31:37,158 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:31:37,158 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:31:37,162 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:31:37,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:31:35" (1/3) ... [2024-11-08 17:31:37,164 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75697f7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:31:37, skipping insertion in model container [2024-11-08 17:31:37,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:35" (2/3) ... [2024-11-08 17:31:37,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75697f7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:31:37, skipping insertion in model container [2024-11-08 17:31:37,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:31:37" (3/3) ... [2024-11-08 17:31:37,168 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-10.i [2024-11-08 17:31:37,188 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:31:37,189 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:31:37,280 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:31:37,289 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;@2970c4b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:31:37,289 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:31:37,294 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 89 states have (on average 1.3820224719101124) internal successors, (123), 90 states have internal predecessors, (123), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:31:37,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:31:37,306 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:37,307 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:37,308 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:37,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:37,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1434332819, now seen corresponding path program 1 times [2024-11-08 17:31:37,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:37,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775566810] [2024-11-08 17:31:37,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:37,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:37,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:31:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:31:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:31:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:31:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:31:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 17:31:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:31:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 17:31:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 17:31:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 17:31:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 17:31:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 17:31:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 17:31:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 17:31:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:31:37,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:31:37,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 17:31:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 17:31:37,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 17:31:37,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,967 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:31:37,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:37,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775566810] [2024-11-08 17:31:37,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775566810] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:37,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:37,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:37,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729637784] [2024-11-08 17:31:37,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:37,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:31:37,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:38,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:31:38,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:31:38,020 INFO L87 Difference]: Start difference. First operand has 111 states, 89 states have (on average 1.3820224719101124) internal successors, (123), 90 states have internal predecessors, (123), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:31:38,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:38,058 INFO L93 Difference]: Finished difference Result 215 states and 335 transitions. [2024-11-08 17:31:38,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:31:38,060 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 152 [2024-11-08 17:31:38,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:38,070 INFO L225 Difference]: With dead ends: 215 [2024-11-08 17:31:38,070 INFO L226 Difference]: Without dead ends: 107 [2024-11-08 17:31:38,074 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 59 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 17:31:38,079 INFO L432 NwaCegarLoop]: 152 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, 152 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 17:31:38,080 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:31:38,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-08 17:31:38,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2024-11-08 17:31:38,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 86 states have (on average 1.3255813953488371) internal successors, (114), 86 states have internal predecessors, (114), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:31:38,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 152 transitions. [2024-11-08 17:31:38,148 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 152 transitions. Word has length 152 [2024-11-08 17:31:38,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:38,152 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 152 transitions. [2024-11-08 17:31:38,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:31:38,153 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 152 transitions. [2024-11-08 17:31:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:31:38,158 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:38,158 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:38,159 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:31:38,160 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:38,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:38,161 INFO L85 PathProgramCache]: Analyzing trace with hash 88451027, now seen corresponding path program 1 times [2024-11-08 17:31:38,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:38,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570684596] [2024-11-08 17:31:38,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:38,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:31:38,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:31:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:31:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:31:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:31:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 17:31:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:31:38,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 17:31:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 17:31:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 17:31:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 17:31:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 17:31:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 17:31:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 17:31:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:31:38,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:31:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 17:31:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 17:31:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 17:31:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,735 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:31:38,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:38,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570684596] [2024-11-08 17:31:38,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570684596] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:38,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:38,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:31:38,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507022272] [2024-11-08 17:31:38,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:38,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:31:38,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:38,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:31:38,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:31:38,742 INFO L87 Difference]: Start difference. First operand 107 states and 152 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:38,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:38,799 INFO L93 Difference]: Finished difference Result 214 states and 305 transitions. [2024-11-08 17:31:38,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:31:38,800 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 152 [2024-11-08 17:31:38,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:38,803 INFO L225 Difference]: With dead ends: 214 [2024-11-08 17:31:38,803 INFO L226 Difference]: Without dead ends: 110 [2024-11-08 17:31:38,804 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 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 17:31:38,806 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 1 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:38,807 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 436 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:31:38,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-08 17:31:38,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 109. [2024-11-08 17:31:38,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 88 states have (on average 1.3181818181818181) internal successors, (116), 88 states have internal predecessors, (116), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:31:38,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 154 transitions. [2024-11-08 17:31:38,824 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 154 transitions. Word has length 152 [2024-11-08 17:31:38,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:38,826 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 154 transitions. [2024-11-08 17:31:38,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:38,827 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 154 transitions. [2024-11-08 17:31:38,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:31:38,830 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:38,831 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:38,831 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:31:38,832 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:38,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:38,832 INFO L85 PathProgramCache]: Analyzing trace with hash 768509397, now seen corresponding path program 1 times [2024-11-08 17:31:38,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:38,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773578089] [2024-11-08 17:31:38,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:38,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:31:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:31:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:31:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:31:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:31:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 17:31:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:31:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 17:31:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 17:31:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 17:31:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 17:31:39,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 17:31:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 17:31:39,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 17:31:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:31:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:31:39,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 17:31:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 17:31:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 17:31:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,302 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:31:39,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:39,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773578089] [2024-11-08 17:31:39,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773578089] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:39,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:39,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:31:39,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594569433] [2024-11-08 17:31:39,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:39,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:31:39,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:39,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:31:39,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:31:39,312 INFO L87 Difference]: Start difference. First operand 109 states and 154 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:39,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:39,375 INFO L93 Difference]: Finished difference Result 218 states and 309 transitions. [2024-11-08 17:31:39,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:31:39,376 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 152 [2024-11-08 17:31:39,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:39,382 INFO L225 Difference]: With dead ends: 218 [2024-11-08 17:31:39,382 INFO L226 Difference]: Without dead ends: 112 [2024-11-08 17:31:39,383 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 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 17:31:39,384 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 1 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:39,384 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 437 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:31:39,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-08 17:31:39,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 111. [2024-11-08 17:31:39,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 90 states have (on average 1.3111111111111111) internal successors, (118), 90 states have internal predecessors, (118), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:31:39,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 156 transitions. [2024-11-08 17:31:39,411 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 156 transitions. Word has length 152 [2024-11-08 17:31:39,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:39,412 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 156 transitions. [2024-11-08 17:31:39,412 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:39,412 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 156 transitions. [2024-11-08 17:31:39,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:31:39,417 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:39,417 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:39,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 17:31:39,418 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:39,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:39,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1751450537, now seen corresponding path program 1 times [2024-11-08 17:31:39,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:39,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326075556] [2024-11-08 17:31:39,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:39,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:31:39,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:31:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:31:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:31:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:31:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 17:31:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:31:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 17:31:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 17:31:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 17:31:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 17:31:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 17:31:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 17:31:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 17:31:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:31:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:31:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 17:31:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 17:31:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 17:31:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,769 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:31:39,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:39,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326075556] [2024-11-08 17:31:39,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326075556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:39,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:39,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:31:39,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443812129] [2024-11-08 17:31:39,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:39,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:31:39,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:39,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:31:39,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:31:39,774 INFO L87 Difference]: Start difference. First operand 111 states and 156 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:39,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:39,818 INFO L93 Difference]: Finished difference Result 222 states and 313 transitions. [2024-11-08 17:31:39,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:31:39,819 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 152 [2024-11-08 17:31:39,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:39,821 INFO L225 Difference]: With dead ends: 222 [2024-11-08 17:31:39,821 INFO L226 Difference]: Without dead ends: 114 [2024-11-08 17:31:39,825 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 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 17:31:39,829 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 1 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:39,829 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 439 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:31:39,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-08 17:31:39,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 113. [2024-11-08 17:31:39,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 92 states have (on average 1.3043478260869565) internal successors, (120), 92 states have internal predecessors, (120), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:31:39,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 158 transitions. [2024-11-08 17:31:39,851 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 158 transitions. Word has length 152 [2024-11-08 17:31:39,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:39,852 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 158 transitions. [2024-11-08 17:31:39,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:39,852 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 158 transitions. [2024-11-08 17:31:39,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:31:39,855 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:39,855 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:39,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 17:31:39,856 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:39,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:39,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1749603495, now seen corresponding path program 1 times [2024-11-08 17:31:39,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:39,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306778196] [2024-11-08 17:31:39,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:39,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:40,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:31:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:31:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:31:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:31:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:31:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 17:31:40,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:31:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 17:31:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 17:31:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 17:31:40,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 17:31:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 17:31:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 17:31:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 17:31:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:31:40,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:31:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:41,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 17:31:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:41,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 17:31:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:41,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 17:31:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:41,014 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:31:41,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:41,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306778196] [2024-11-08 17:31:41,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306778196] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:41,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:41,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 17:31:41,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644716866] [2024-11-08 17:31:41,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:41,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:31:41,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:41,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:31:41,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:31:41,020 INFO L87 Difference]: Start difference. First operand 113 states and 158 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:41,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:41,114 INFO L93 Difference]: Finished difference Result 225 states and 315 transitions. [2024-11-08 17:31:41,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:31:41,115 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 152 [2024-11-08 17:31:41,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:41,116 INFO L225 Difference]: With dead ends: 225 [2024-11-08 17:31:41,116 INFO L226 Difference]: Without dead ends: 115 [2024-11-08 17:31:41,121 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:31:41,122 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 56 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:41,122 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 519 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:31:41,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-08 17:31:41,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 113. [2024-11-08 17:31:41,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 92 states have (on average 1.2934782608695652) internal successors, (119), 92 states have internal predecessors, (119), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:31:41,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 157 transitions. [2024-11-08 17:31:41,144 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 157 transitions. Word has length 152 [2024-11-08 17:31:41,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:41,145 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 157 transitions. [2024-11-08 17:31:41,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:41,145 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 157 transitions. [2024-11-08 17:31:41,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 17:31:41,151 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:41,151 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:41,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 17:31:41,151 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:41,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:41,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1302143052, now seen corresponding path program 1 times [2024-11-08 17:31:41,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:41,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882667372] [2024-11-08 17:31:41,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:41,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:31:41,370 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:31:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:31:41,759 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:31:41,759 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:31:41,760 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 17:31:41,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 17:31:41,768 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-08 17:31:42,114 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:31:42,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:31:42 BoogieIcfgContainer [2024-11-08 17:31:42,122 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:31:42,122 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:31:42,123 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:31:42,123 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:31:42,123 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:31:37" (3/4) ... [2024-11-08 17:31:42,127 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:31:42,128 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:31:42,129 INFO L158 Benchmark]: Toolchain (without parser) took 6906.60ms. Allocated memory was 172.0MB in the beginning and 276.8MB in the end (delta: 104.9MB). Free memory was 135.1MB in the beginning and 213.8MB in the end (delta: -78.7MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2024-11-08 17:31:42,129 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 98.6MB. Free memory was 66.4MB in the beginning and 66.4MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:31:42,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.89ms. Allocated memory is still 172.0MB. Free memory was 135.1MB in the beginning and 118.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 17:31:42,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.45ms. Allocated memory is still 172.0MB. Free memory was 118.8MB in the beginning and 115.3MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 17:31:42,130 INFO L158 Benchmark]: Boogie Preprocessor took 133.74ms. Allocated memory is still 172.0MB. Free memory was 115.3MB in the beginning and 109.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 17:31:42,131 INFO L158 Benchmark]: RCFGBuilder took 1237.31ms. Allocated memory is still 172.0MB. Free memory was 109.0MB in the beginning and 109.2MB in the end (delta: -142.5kB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 17:31:42,131 INFO L158 Benchmark]: TraceAbstraction took 4964.12ms. Allocated memory was 172.0MB in the beginning and 276.8MB in the end (delta: 104.9MB). Free memory was 108.0MB in the beginning and 213.8MB in the end (delta: -105.9MB). Peak memory consumption was 114.3MB. Max. memory is 16.1GB. [2024-11-08 17:31:42,132 INFO L158 Benchmark]: Witness Printer took 5.94ms. Allocated memory is still 276.8MB. Free memory is still 213.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:31:42,134 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 98.6MB. Free memory was 66.4MB in the beginning and 66.4MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.89ms. Allocated memory is still 172.0MB. Free memory was 135.1MB in the beginning and 118.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.45ms. Allocated memory is still 172.0MB. Free memory was 118.8MB in the beginning and 115.3MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.74ms. Allocated memory is still 172.0MB. Free memory was 115.3MB in the beginning and 109.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1237.31ms. Allocated memory is still 172.0MB. Free memory was 109.0MB in the beginning and 109.2MB in the end (delta: -142.5kB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 4964.12ms. Allocated memory was 172.0MB in the beginning and 276.8MB in the end (delta: 104.9MB). Free memory was 108.0MB in the beginning and 213.8MB in the end (delta: -105.9MB). Peak memory consumption was 114.3MB. Max. memory is 16.1GB. * Witness Printer took 5.94ms. Allocated memory is still 276.8MB. Free memory is still 213.8MB. 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 124, overapproximation of someUnaryDOUBLEoperation at line 79. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 5; [L22] unsigned long int var_1_1 = 5; [L23] unsigned long int* var_1_1_Pointer = &(var_1_1); [L24] unsigned long int var_1_2 = 8; [L24] unsigned long int var_1_2 = 8; [L25] unsigned long int* var_1_2_Pointer = &(var_1_2); [L26] double var_1_3 = 9.15; [L26] double var_1_3 = 9.15; [L27] double* var_1_3_Pointer = &(var_1_3); [L28] double var_1_6 = 1000000.875; [L28] double var_1_6 = 1000000.875; [L29] double* var_1_6_Pointer = &(var_1_6); [L30] double var_1_7 = 49.25; [L30] double var_1_7 = 49.25; [L31] double* var_1_7_Pointer = &(var_1_7); [L32] double var_1_8 = -0.8; [L32] double var_1_8 = -0.8; [L33] double* var_1_8_Pointer = &(var_1_8); [L34] signed char var_1_9 = -10; [L34] signed char var_1_9 = -10; [L35] signed char* var_1_9_Pointer = &(var_1_9); [L36] unsigned short int var_1_10 = 58996; [L36] unsigned short int var_1_10 = 58996; [L37] unsigned short int* var_1_10_Pointer = &(var_1_10); [L38] unsigned short int var_1_11 = 32; [L38] unsigned short int var_1_11 = 32; [L39] unsigned short int* var_1_11_Pointer = &(var_1_11); [L40] signed char var_1_12 = 32; [L40] signed char var_1_12 = 32; [L41] signed char* var_1_12_Pointer = &(var_1_12); [L42] signed char var_1_13 = 16; [L42] signed char var_1_13 = 16; [L43] signed char* var_1_13_Pointer = &(var_1_13); [L44] signed char var_1_14 = 2; [L44] signed char var_1_14 = 2; [L45] signed char* var_1_14_Pointer = &(var_1_14); [L46] signed long int var_1_15 = 32; [L46] signed long int var_1_15 = 32; [L47] signed long int* var_1_15_Pointer = &(var_1_15); [L48] signed long int var_1_17 = 1000000000; [L48] signed long int var_1_17 = 1000000000; [L49] signed long int* var_1_17_Pointer = &(var_1_17); [L50] float var_1_18 = -0.5; [L50] float var_1_18 = -0.5; [L51] float* var_1_18_Pointer = &(var_1_18); [L52] signed char var_1_19 = 2; [L52] signed char var_1_19 = 2; [L53] signed char* var_1_19_Pointer = &(var_1_19); [L54] unsigned char var_1_20 = 0; [L54] unsigned char var_1_20 = 0; [L55] unsigned char* var_1_20_Pointer = &(var_1_20); [L56] unsigned char var_1_21 = 0; [L56] unsigned char var_1_21 = 0; [L57] unsigned char* var_1_21_Pointer = &(var_1_21); [L58] double last_1_var_1_3 = 9.15; VAL [isInitial=0, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L128] isInitial = 1 [L129] FCALL initially() [L130] COND TRUE 1 [L131] CALL updateLastVariables() [L121] EXPR \read(var_1_3) [L121] last_1_var_1_3 = var_1_3 [L131] RET updateLastVariables() [L132] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_ulong() [L90] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L91] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L91] CALL assume_abort_if_not(var_1_2 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L91] RET assume_abort_if_not(var_1_2 <= 4294967294) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L92] var_1_6 = __VERIFIER_nondet_double() [L93] EXPR \read(var_1_6) [L93] EXPR var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L93] EXPR var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F [L93] EXPR \read(var_1_6) [L93] EXPR var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L93] EXPR (var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L93] EXPR (var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L93] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L93] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] var_1_7 = __VERIFIER_nondet_double() [L95] EXPR \read(var_1_7) [L95] EXPR var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L95] EXPR var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F [L95] EXPR \read(var_1_7) [L95] EXPR var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L95] EXPR (var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L95] EXPR (var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L95] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L95] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L96] var_1_8 = __VERIFIER_nondet_double() [L97] EXPR \read(var_1_8) [L97] EXPR var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F [L97] EXPR \read(var_1_8) [L97] EXPR var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR (var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR (var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L98] var_1_10 = __VERIFIER_nondet_ushort() [L99] EXPR \read(var_1_10) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L99] CALL assume_abort_if_not(var_1_10 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L99] RET assume_abort_if_not(var_1_10 >= 32767) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L100] EXPR \read(var_1_10) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L100] CALL assume_abort_if_not(var_1_10 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L100] RET assume_abort_if_not(var_1_10 <= 65535) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] var_1_11 = __VERIFIER_nondet_ushort() [L102] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L102] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L102] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L103] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L103] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L103] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L104] var_1_12 = __VERIFIER_nondet_char() [L105] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L105] CALL assume_abort_if_not(var_1_12 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L105] RET assume_abort_if_not(var_1_12 >= -1) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L106] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L106] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L106] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L107] var_1_13 = __VERIFIER_nondet_char() [L108] EXPR \read(var_1_13) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L108] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L108] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L109] EXPR \read(var_1_13) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L109] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L109] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L110] var_1_14 = __VERIFIER_nondet_char() [L111] EXPR \read(var_1_14) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L111] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L111] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L112] EXPR \read(var_1_14) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L112] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L112] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L113] var_1_17 = __VERIFIER_nondet_long() [L114] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L114] CALL assume_abort_if_not(var_1_17 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L114] RET assume_abort_if_not(var_1_17 >= 536870911) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L115] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L115] CALL assume_abort_if_not(var_1_17 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L115] RET assume_abort_if_not(var_1_17 <= 1073741823) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] var_1_21 = __VERIFIER_nondet_uchar() [L117] EXPR \read(var_1_21) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L117] CALL assume_abort_if_not(var_1_21 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L117] RET assume_abort_if_not(var_1_21 >= 1) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L118] EXPR \read(var_1_21) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L118] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L118] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L132] RET updateVariables() [L133] CALL step() [L62] EXPR \read(*var_1_2_Pointer) [L62] (*(var_1_1_Pointer)) = (*(var_1_2_Pointer)) [L63] EXPR \read(*var_1_8_Pointer) [L63] (*(var_1_18_Pointer)) = (*(var_1_8_Pointer)) [L64] EXPR \read(*var_1_12_Pointer) [L64] (*(var_1_19_Pointer)) = (*(var_1_12_Pointer)) [L65] EXPR \read(*var_1_21_Pointer) [L65] (*(var_1_20_Pointer)) = (*(var_1_21_Pointer)) [L66] EXPR \read(*var_1_19_Pointer) [L66] signed char stepLocal_1 = (*(var_1_19_Pointer)); [L67] EXPR \read(*var_1_10_Pointer) [L67] EXPR \read(*var_1_11_Pointer) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L67] COND FALSE !((- ((*(var_1_10_Pointer)) - (*(var_1_11_Pointer)))) >= stepLocal_1) [L70] EXPR \read(*var_1_12_Pointer) [L70] EXPR \read(*var_1_14_Pointer) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L70] EXPR (((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer))) [L70] EXPR \read(*var_1_12_Pointer) [L70] EXPR (((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L70] (*(var_1_9_Pointer)) = (((((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer))))) [L72] EXPR \read(*var_1_20_Pointer) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L72] COND TRUE (*(var_1_20_Pointer)) [L73] EXPR \read(*var_1_12_Pointer) [L73] EXPR \read(*var_1_14_Pointer) [L73] (*(var_1_15_Pointer)) = ((*(var_1_12_Pointer)) - (*(var_1_14_Pointer))) [L77] EXPR \read(*var_1_15_Pointer) [L77] signed long int stepLocal_0 = (*(var_1_15_Pointer)); [L78] EXPR \read(*var_1_1_Pointer) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L78] COND TRUE stepLocal_0 < (*(var_1_1_Pointer)) [L79] (*(var_1_3_Pointer)) = -0.5 VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L133] RET step() [L134] CALL, EXPR property() [L124] EXPR \read(*var_1_1_Pointer) [L124] EXPR \read(*var_1_2_Pointer) [L124] EXPR ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))))) [L124] EXPR \read(*var_1_15_Pointer) [L124] EXPR \read(*var_1_1_Pointer) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR ((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))) [L124] EXPR \read(*var_1_3_Pointer) [L124] EXPR ((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR (((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))))) && (((- ((*(var_1_10_Pointer)) - (*(var_1_11_Pointer)))) >= (*(var_1_19_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) ((*(var_1_12_Pointer)) - (((((*(var_1_13_Pointer))) > ((*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer))) : ((*(var_1_14_Pointer)))))))) : ((*(var_1_9_Pointer)) == ((signed char) (((((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer)))))))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR (((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))))) && (((- ((*(var_1_10_Pointer)) - (*(var_1_11_Pointer)))) >= (*(var_1_19_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) ((*(var_1_12_Pointer)) - (((((*(var_1_13_Pointer))) > ((*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer))) : ((*(var_1_14_Pointer)))))))) : ((*(var_1_9_Pointer)) == ((signed char) (((((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer)))))))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR ((((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))))) && (((- ((*(var_1_10_Pointer)) - (*(var_1_11_Pointer)))) >= (*(var_1_19_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) ((*(var_1_12_Pointer)) - (((((*(var_1_13_Pointer))) > ((*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer))) : ((*(var_1_14_Pointer)))))))) : ((*(var_1_9_Pointer)) == ((signed char) (((((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer))))))))) && ((*(var_1_20_Pointer)) ? ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_12_Pointer)) - (*(var_1_14_Pointer))))) : ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_13_Pointer)) - (((*(var_1_17_Pointer)) - 4) + (((((*(var_1_11_Pointer))) < 0 ) ? -((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer)))))))))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR ((((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))))) && (((- ((*(var_1_10_Pointer)) - (*(var_1_11_Pointer)))) >= (*(var_1_19_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) ((*(var_1_12_Pointer)) - (((((*(var_1_13_Pointer))) > ((*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer))) : ((*(var_1_14_Pointer)))))))) : ((*(var_1_9_Pointer)) == ((signed char) (((((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer))))))))) && ((*(var_1_20_Pointer)) ? ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_12_Pointer)) - (*(var_1_14_Pointer))))) : ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_13_Pointer)) - (((*(var_1_17_Pointer)) - 4) + (((((*(var_1_11_Pointer))) < 0 ) ? -((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer)))))))))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR (((((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))))) && (((- ((*(var_1_10_Pointer)) - (*(var_1_11_Pointer)))) >= (*(var_1_19_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) ((*(var_1_12_Pointer)) - (((((*(var_1_13_Pointer))) > ((*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer))) : ((*(var_1_14_Pointer)))))))) : ((*(var_1_9_Pointer)) == ((signed char) (((((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer))))))))) && ((*(var_1_20_Pointer)) ? ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_12_Pointer)) - (*(var_1_14_Pointer))))) : ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_13_Pointer)) - (((*(var_1_17_Pointer)) - 4) + (((((*(var_1_11_Pointer))) < 0 ) ? -((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))))))) && ((*(var_1_18_Pointer)) == ((float) (*(var_1_8_Pointer)))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR (((((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))))) && (((- ((*(var_1_10_Pointer)) - (*(var_1_11_Pointer)))) >= (*(var_1_19_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) ((*(var_1_12_Pointer)) - (((((*(var_1_13_Pointer))) > ((*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer))) : ((*(var_1_14_Pointer)))))))) : ((*(var_1_9_Pointer)) == ((signed char) (((((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer))))))))) && ((*(var_1_20_Pointer)) ? ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_12_Pointer)) - (*(var_1_14_Pointer))))) : ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_13_Pointer)) - (((*(var_1_17_Pointer)) - 4) + (((((*(var_1_11_Pointer))) < 0 ) ? -((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))))))) && ((*(var_1_18_Pointer)) == ((float) (*(var_1_8_Pointer)))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR ((((((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))))) && (((- ((*(var_1_10_Pointer)) - (*(var_1_11_Pointer)))) >= (*(var_1_19_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) ((*(var_1_12_Pointer)) - (((((*(var_1_13_Pointer))) > ((*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer))) : ((*(var_1_14_Pointer)))))))) : ((*(var_1_9_Pointer)) == ((signed char) (((((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer))))))))) && ((*(var_1_20_Pointer)) ? ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_12_Pointer)) - (*(var_1_14_Pointer))))) : ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_13_Pointer)) - (((*(var_1_17_Pointer)) - 4) + (((((*(var_1_11_Pointer))) < 0 ) ? -((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))))))) && ((*(var_1_18_Pointer)) == ((float) (*(var_1_8_Pointer))))) && ((*(var_1_19_Pointer)) == ((signed char) (*(var_1_12_Pointer)))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR ((((((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))))) && (((- ((*(var_1_10_Pointer)) - (*(var_1_11_Pointer)))) >= (*(var_1_19_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) ((*(var_1_12_Pointer)) - (((((*(var_1_13_Pointer))) > ((*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer))) : ((*(var_1_14_Pointer)))))))) : ((*(var_1_9_Pointer)) == ((signed char) (((((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer))))))))) && ((*(var_1_20_Pointer)) ? ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_12_Pointer)) - (*(var_1_14_Pointer))))) : ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_13_Pointer)) - (((*(var_1_17_Pointer)) - 4) + (((((*(var_1_11_Pointer))) < 0 ) ? -((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))))))) && ((*(var_1_18_Pointer)) == ((float) (*(var_1_8_Pointer))))) && ((*(var_1_19_Pointer)) == ((signed char) (*(var_1_12_Pointer)))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR (((((((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))))) && (((- ((*(var_1_10_Pointer)) - (*(var_1_11_Pointer)))) >= (*(var_1_19_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) ((*(var_1_12_Pointer)) - (((((*(var_1_13_Pointer))) > ((*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer))) : ((*(var_1_14_Pointer)))))))) : ((*(var_1_9_Pointer)) == ((signed char) (((((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer))))))))) && ((*(var_1_20_Pointer)) ? ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_12_Pointer)) - (*(var_1_14_Pointer))))) : ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_13_Pointer)) - (((*(var_1_17_Pointer)) - 4) + (((((*(var_1_11_Pointer))) < 0 ) ? -((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))))))) && ((*(var_1_18_Pointer)) == ((float) (*(var_1_8_Pointer))))) && ((*(var_1_19_Pointer)) == ((signed char) (*(var_1_12_Pointer))))) && ((*(var_1_20_Pointer)) == ((unsigned char) (*(var_1_21_Pointer)))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] EXPR (((((((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))))) && (((- ((*(var_1_10_Pointer)) - (*(var_1_11_Pointer)))) >= (*(var_1_19_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) ((*(var_1_12_Pointer)) - (((((*(var_1_13_Pointer))) > ((*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer))) : ((*(var_1_14_Pointer)))))))) : ((*(var_1_9_Pointer)) == ((signed char) (((((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer))))))))) && ((*(var_1_20_Pointer)) ? ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_12_Pointer)) - (*(var_1_14_Pointer))))) : ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_13_Pointer)) - (((*(var_1_17_Pointer)) - 4) + (((((*(var_1_11_Pointer))) < 0 ) ? -((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))))))) && ((*(var_1_18_Pointer)) == ((float) (*(var_1_8_Pointer))))) && ((*(var_1_19_Pointer)) == ((signed char) (*(var_1_12_Pointer))))) && ((*(var_1_20_Pointer)) == ((unsigned char) (*(var_1_21_Pointer)))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124-L125] return (((((((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_2_Pointer)))) && (((*(var_1_15_Pointer)) < (*(var_1_1_Pointer))) ? ((*(var_1_3_Pointer)) == ((double) -0.5)) : (((- last_1_var_1_3) == ((*(var_1_6_Pointer)) - (*(var_1_7_Pointer)))) ? ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_3_Pointer)) == ((double) (*(var_1_8_Pointer))))))) && (((- ((*(var_1_10_Pointer)) - (*(var_1_11_Pointer)))) >= (*(var_1_19_Pointer))) ? ((*(var_1_9_Pointer)) == ((signed char) ((*(var_1_12_Pointer)) - (((((*(var_1_13_Pointer))) > ((*(var_1_14_Pointer)))) ? ((*(var_1_13_Pointer))) : ((*(var_1_14_Pointer)))))))) : ((*(var_1_9_Pointer)) == ((signed char) (((((*(var_1_12_Pointer))) < ((*(var_1_14_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_14_Pointer))))))))) && ((*(var_1_20_Pointer)) ? ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_12_Pointer)) - (*(var_1_14_Pointer))))) : ((*(var_1_15_Pointer)) == ((signed long int) ((*(var_1_13_Pointer)) - (((*(var_1_17_Pointer)) - 4) + (((((*(var_1_11_Pointer))) < 0 ) ? -((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))))))) && ((*(var_1_18_Pointer)) == ((float) (*(var_1_8_Pointer))))) && ((*(var_1_19_Pointer)) == ((signed char) (*(var_1_12_Pointer))))) && ((*(var_1_20_Pointer)) == ((unsigned char) (*(var_1_21_Pointer)))) ; [L134] RET, EXPR property() [L134] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L19] reach_error() VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_17={17:0}, var_1_17_Pointer={17:0}, var_1_18={18:0}, var_1_18_Pointer={18:0}, var_1_19={19:0}, var_1_19_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={20:0}, var_1_20_Pointer={20:0}, var_1_21={21:0}, var_1_21_Pointer={21:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 111 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 6, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 59 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 59 mSDsluCounter, 1983 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1237 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 78 IncrementalHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 746 mSDtfsCounter, 78 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 230 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=4, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 5 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 914 NumberOfCodeBlocks, 914 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 755 ConstructedInterpolants, 0 QuantifiedInterpolants, 875 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 3420/3420 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 17:31:42,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 67cd91167ea419ff7e7e2dde35e950612f5fc4b392010c94c7df08131f8005a7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:31:44,837 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:31:44,949 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 17:31:44,959 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:31:44,960 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:31:45,006 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:31:45,007 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:31:45,008 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:31:45,009 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:31:45,010 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:31:45,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:31:45,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:31:45,014 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:31:45,017 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:31:45,018 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:31:45,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:31:45,019 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:31:45,019 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:31:45,019 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:31:45,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:31:45,020 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:31:45,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:31:45,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:31:45,023 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 17:31:45,023 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 17:31:45,023 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:31:45,024 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 17:31:45,024 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:31:45,024 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:31:45,025 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:31:45,026 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:31:45,027 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:31:45,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:31:45,028 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:31:45,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:31:45,029 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:31:45,029 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:31:45,029 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:31:45,030 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 17:31:45,030 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 17:31:45,031 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:31:45,031 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:31:45,032 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:31:45,032 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:31:45,032 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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67cd91167ea419ff7e7e2dde35e950612f5fc4b392010c94c7df08131f8005a7 [2024-11-08 17:31:45,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:31:45,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:31:45,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:31:45,540 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:31:45,541 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:31:45,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-10.i Unable to find full path for "g++" [2024-11-08 17:31:47,847 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:31:48,106 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:31:48,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-10.i [2024-11-08 17:31:48,119 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/data/61f13d9af/64ad5922c9ea4331bcb1fac04a5f2342/FLAGcff841e23 [2024-11-08 17:31:48,432 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/data/61f13d9af/64ad5922c9ea4331bcb1fac04a5f2342 [2024-11-08 17:31:48,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:31:48,441 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:31:48,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:31:48,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:31:48,450 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:31:48,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:48,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ef7d5c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48, skipping insertion in model container [2024-11-08 17:31:48,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:48,497 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:31:48,671 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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-10.i[916,929] [2024-11-08 17:31:48,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:31:48,766 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:31:48,782 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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-10.i[916,929] [2024-11-08 17:31:48,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:31:48,881 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:31:48,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48 WrapperNode [2024-11-08 17:31:48,882 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:31:48,883 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:31:48,884 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:31:48,884 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:31:48,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:48,934 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:49,016 INFO L138 Inliner]: procedures = 39, calls = 190, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 536 [2024-11-08 17:31:49,016 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:31:49,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:31:49,018 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:31:49,018 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:31:49,032 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:49,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:49,041 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:49,107 INFO L175 MemorySlicer]: Split 142 memory accesses to 19 slices as follows [2, 5, 6, 8, 8, 8, 12, 5, 6, 12, 14, 10, 14, 7, 6, 3, 5, 5, 6]. 10 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 22 writes are split as follows [0, 1, 1, 3, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1]. [2024-11-08 17:31:49,107 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:49,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:49,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:49,180 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:49,209 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:49,219 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:49,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:31:49,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:31:49,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:31:49,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:31:49,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (1/1) ... [2024-11-08 17:31:49,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:31:49,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:31:49,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:31:49,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:31:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:31:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-08 17:31:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-08 17:31:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-08 17:31:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-08 17:31:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-08 17:31:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-08 17:31:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-08 17:31:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-08 17:31:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-08 17:31:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-08 17:31:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-08 17:31:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2024-11-08 17:31:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#12 [2024-11-08 17:31:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#13 [2024-11-08 17:31:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#14 [2024-11-08 17:31:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#15 [2024-11-08 17:31:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#16 [2024-11-08 17:31:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#17 [2024-11-08 17:31:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#18 [2024-11-08 17:31:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-08 17:31:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-08 17:31:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-08 17:31:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-08 17:31:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-08 17:31:49,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-08 17:31:49,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-08 17:31:49,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2024-11-08 17:31:49,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2024-11-08 17:31:49,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#9 [2024-11-08 17:31:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#10 [2024-11-08 17:31:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#11 [2024-11-08 17:31:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#12 [2024-11-08 17:31:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#13 [2024-11-08 17:31:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#14 [2024-11-08 17:31:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#15 [2024-11-08 17:31:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#16 [2024-11-08 17:31:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#17 [2024-11-08 17:31:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#18 [2024-11-08 17:31:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-08 17:31:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-08 17:31:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-08 17:31:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-08 17:31:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-08 17:31:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-08 17:31:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-08 17:31:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-08 17:31:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-08 17:31:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-08 17:31:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-08 17:31:49,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-08 17:31:49,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-08 17:31:49,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-08 17:31:49,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14 [2024-11-08 17:31:49,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#15 [2024-11-08 17:31:49,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#16 [2024-11-08 17:31:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#17 [2024-11-08 17:31:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#18 [2024-11-08 17:31:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-08 17:31:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-08 17:31:49,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-08 17:31:49,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-08 17:31:49,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-08 17:31:49,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-08 17:31:49,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-08 17:31:49,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-08 17:31:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-11-08 17:31:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-11-08 17:31:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-11-08 17:31:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-11-08 17:31:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-11-08 17:31:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-11-08 17:31:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#14 [2024-11-08 17:31:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#15 [2024-11-08 17:31:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#16 [2024-11-08 17:31:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#17 [2024-11-08 17:31:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#18 [2024-11-08 17:31:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 17:31:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-08 17:31:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-08 17:31:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-08 17:31:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-08 17:31:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-08 17:31:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-08 17:31:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-08 17:31:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-08 17:31:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-08 17:31:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-08 17:31:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-08 17:31:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-08 17:31:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-08 17:31:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-08 17:31:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-08 17:31:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-08 17:31:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-08 17:31:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-08 17:31:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-08 17:31:49,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-08 17:31:49,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-08 17:31:49,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-08 17:31:49,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-08 17:31:49,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-08 17:31:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-08 17:31:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-08 17:31:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-08 17:31:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-08 17:31:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-08 17:31:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-08 17:31:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-08 17:31:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-08 17:31:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-08 17:31:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-08 17:31:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-11-08 17:31:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-11-08 17:31:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-11-08 17:31:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-08 17:31:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-08 17:31:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-08 17:31:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-08 17:31:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-08 17:31:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-08 17:31:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-08 17:31:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-08 17:31:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-11-08 17:31:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-11-08 17:31:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-11-08 17:31:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-11-08 17:31:49,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-11-08 17:31:49,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-11-08 17:31:49,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2024-11-08 17:31:49,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2024-11-08 17:31:49,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#16 [2024-11-08 17:31:49,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#17 [2024-11-08 17:31:49,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#18 [2024-11-08 17:31:49,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-08 17:31:49,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-08 17:31:49,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-08 17:31:49,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-08 17:31:49,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-08 17:31:49,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-08 17:31:49,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-08 17:31:49,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2024-11-08 17:31:49,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8 [2024-11-08 17:31:49,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9 [2024-11-08 17:31:49,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#10 [2024-11-08 17:31:49,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#11 [2024-11-08 17:31:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#12 [2024-11-08 17:31:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#13 [2024-11-08 17:31:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#14 [2024-11-08 17:31:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#15 [2024-11-08 17:31:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#16 [2024-11-08 17:31:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#17 [2024-11-08 17:31:49,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#18 [2024-11-08 17:31:49,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-08 17:31:49,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-08 17:31:49,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-08 17:31:49,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-08 17:31:49,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-08 17:31:49,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-08 17:31:49,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-08 17:31:49,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-08 17:31:49,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-08 17:31:49,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-08 17:31:49,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-08 17:31:49,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-08 17:31:49,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-08 17:31:49,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-08 17:31:49,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-08 17:31:49,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-08 17:31:49,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-08 17:31:49,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-11-08 17:31:49,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-11-08 17:31:49,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-08 17:31:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-08 17:31:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-08 17:31:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-08 17:31:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-08 17:31:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-08 17:31:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-08 17:31:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-08 17:31:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-08 17:31:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-08 17:31:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-08 17:31:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-11-08 17:31:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-11-08 17:31:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-11-08 17:31:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#14 [2024-11-08 17:31:49,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#15 [2024-11-08 17:31:49,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#16 [2024-11-08 17:31:49,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#17 [2024-11-08 17:31:49,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#18 [2024-11-08 17:31:49,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-08 17:31:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-08 17:31:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-08 17:31:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-08 17:31:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-08 17:31:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-08 17:31:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-08 17:31:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-08 17:31:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-11-08 17:31:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-11-08 17:31:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-11-08 17:31:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-11-08 17:31:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-11-08 17:31:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-11-08 17:31:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2024-11-08 17:31:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2024-11-08 17:31:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#16 [2024-11-08 17:31:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#17 [2024-11-08 17:31:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#18 [2024-11-08 17:31:49,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-08 17:31:49,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-08 17:31:49,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-08 17:31:49,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-08 17:31:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-08 17:31:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-08 17:31:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-08 17:31:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-08 17:31:49,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-11-08 17:31:49,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-11-08 17:31:49,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-11-08 17:31:49,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-11-08 17:31:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-11-08 17:31:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-11-08 17:31:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2024-11-08 17:31:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15 [2024-11-08 17:31:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#16 [2024-11-08 17:31:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#17 [2024-11-08 17:31:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#18 [2024-11-08 17:31:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:31:49,397 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:31:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:31:49,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:31:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-08 17:31:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-08 17:31:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-08 17:31:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-08 17:31:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-08 17:31:49,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-08 17:31:49,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-08 17:31:49,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-08 17:31:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-08 17:31:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-08 17:31:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-08 17:31:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-08 17:31:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-08 17:31:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-08 17:31:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-08 17:31:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-11-08 17:31:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-11-08 17:31:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-11-08 17:31:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-11-08 17:31:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-08 17:31:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-08 17:31:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-08 17:31:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-08 17:31:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-08 17:31:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-08 17:31:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-08 17:31:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-08 17:31:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-08 17:31:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-08 17:31:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-08 17:31:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-11-08 17:31:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-11-08 17:31:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-11-08 17:31:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#14 [2024-11-08 17:31:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#15 [2024-11-08 17:31:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#16 [2024-11-08 17:31:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#17 [2024-11-08 17:31:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#18 [2024-11-08 17:31:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-08 17:31:49,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-08 17:31:49,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-08 17:31:49,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-08 17:31:49,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-08 17:31:49,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-08 17:31:49,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-08 17:31:49,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-08 17:31:49,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-08 17:31:49,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-08 17:31:49,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-08 17:31:49,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-08 17:31:49,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-08 17:31:49,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-08 17:31:49,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-08 17:31:49,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-08 17:31:49,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-08 17:31:49,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-11-08 17:31:49,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-11-08 17:31:49,913 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:31:49,916 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:31:51,731 INFO L? ?]: Removed 114 outVars from TransFormulas that were not future-live. [2024-11-08 17:31:51,732 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:31:51,754 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:31:51,754 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:31:51,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:31:51 BoogieIcfgContainer [2024-11-08 17:31:51,755 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:31:51,759 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:31:51,759 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:31:51,763 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:31:51,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:31:48" (1/3) ... [2024-11-08 17:31:51,764 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3175e75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:31:51, skipping insertion in model container [2024-11-08 17:31:51,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:48" (2/3) ... [2024-11-08 17:31:51,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3175e75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:31:51, skipping insertion in model container [2024-11-08 17:31:51,766 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:31:51" (3/3) ... [2024-11-08 17:31:51,768 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-10.i [2024-11-08 17:31:51,788 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:31:51,788 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:31:51,875 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:31:51,885 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;@b24e527, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:31:51,885 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:31:51,890 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 89 states have (on average 1.3820224719101124) internal successors, (123), 90 states have internal predecessors, (123), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:31:51,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:31:51,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:51,913 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:51,915 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:51,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:51,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1434332819, now seen corresponding path program 1 times [2024-11-08 17:31:51,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:31:51,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [730623965] [2024-11-08 17:31:51,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:51,942 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 17:31:51,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:31:51,946 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:51,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:52,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:52,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 17:31:52,789 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:31:52,840 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-11-08 17:31:52,841 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:31:52,842 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:31:52,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [730623965] [2024-11-08 17:31:52,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [730623965] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:52,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:52,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:52,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318231635] [2024-11-08 17:31:52,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:52,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:31:52,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:31:52,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:31:52,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:31:52,896 INFO L87 Difference]: Start difference. First operand has 111 states, 89 states have (on average 1.3820224719101124) internal successors, (123), 90 states have internal predecessors, (123), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:31:52,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:52,951 INFO L93 Difference]: Finished difference Result 215 states and 335 transitions. [2024-11-08 17:31:52,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:31:52,954 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 152 [2024-11-08 17:31:52,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:52,965 INFO L225 Difference]: With dead ends: 215 [2024-11-08 17:31:52,965 INFO L226 Difference]: Without dead ends: 107 [2024-11-08 17:31:52,972 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 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 17:31:52,978 INFO L432 NwaCegarLoop]: 152 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, 152 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 17:31:52,979 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:31:53,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-08 17:31:53,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2024-11-08 17:31:53,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 86 states have (on average 1.3255813953488371) internal successors, (114), 86 states have internal predecessors, (114), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:31:53,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 152 transitions. [2024-11-08 17:31:53,081 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 152 transitions. Word has length 152 [2024-11-08 17:31:53,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:53,084 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 152 transitions. [2024-11-08 17:31:53,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:31:53,085 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 152 transitions. [2024-11-08 17:31:53,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:31:53,091 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:53,092 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:53,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:53,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:53,295 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:53,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:53,296 INFO L85 PathProgramCache]: Analyzing trace with hash 88451027, now seen corresponding path program 1 times [2024-11-08 17:31:53,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:31:53,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1288597779] [2024-11-08 17:31:53,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:53,299 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 17:31:53,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:31:53,303 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:53,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:54,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 17:31:54,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:31:54,249 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 15 treesize of output 11 [2024-11-08 17:31:54,353 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:31:54,355 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:31:54,356 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:31:54,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1288597779] [2024-11-08 17:31:54,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1288597779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:54,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:54,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:31:54,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310836900] [2024-11-08 17:31:54,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:54,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:31:54,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:31:54,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:31:54,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:31:54,364 INFO L87 Difference]: Start difference. First operand 107 states and 152 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:54,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:54,504 INFO L93 Difference]: Finished difference Result 213 states and 303 transitions. [2024-11-08 17:31:54,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:31:54,505 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 152 [2024-11-08 17:31:54,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:54,511 INFO L225 Difference]: With dead ends: 213 [2024-11-08 17:31:54,511 INFO L226 Difference]: Without dead ends: 109 [2024-11-08 17:31:54,512 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:31:54,515 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 55 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:54,516 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 380 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:31:54,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-08 17:31:54,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 107. [2024-11-08 17:31:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 86 states have (on average 1.313953488372093) internal successors, (113), 86 states have internal predecessors, (113), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:31:54,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 151 transitions. [2024-11-08 17:31:54,540 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 151 transitions. Word has length 152 [2024-11-08 17:31:54,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:54,543 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 151 transitions. [2024-11-08 17:31:54,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:54,544 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 151 transitions. [2024-11-08 17:31:54,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 17:31:54,547 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:54,547 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:54,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:31:54,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:54,748 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:54,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:54,748 INFO L85 PathProgramCache]: Analyzing trace with hash 535911470, now seen corresponding path program 1 times [2024-11-08 17:31:54,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:31:54,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [35238837] [2024-11-08 17:31:54,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:54,750 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 17:31:54,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:31:54,754 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:54,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:55,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:55,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:31:55,423 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:31:55,484 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:31:55,484 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:31:55,485 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:31:55,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [35238837] [2024-11-08 17:31:55,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [35238837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:55,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:55,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:31:55,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138152574] [2024-11-08 17:31:55,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:55,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:31:55,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:31:55,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:31:55,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:31:55,488 INFO L87 Difference]: Start difference. First operand 107 states and 151 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:55,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:55,710 INFO L93 Difference]: Finished difference Result 216 states and 306 transitions. [2024-11-08 17:31:55,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:31:55,711 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 154 [2024-11-08 17:31:55,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:55,713 INFO L225 Difference]: With dead ends: 216 [2024-11-08 17:31:55,713 INFO L226 Difference]: Without dead ends: 112 [2024-11-08 17:31:55,714 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 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 17:31:55,716 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 1 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 568 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:55,717 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 568 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 17:31:55,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-08 17:31:55,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 111. [2024-11-08 17:31:55,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 90 states have (on average 1.3) internal successors, (117), 90 states have internal predecessors, (117), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:31:55,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 155 transitions. [2024-11-08 17:31:55,753 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 155 transitions. Word has length 154 [2024-11-08 17:31:55,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:55,754 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 155 transitions. [2024-11-08 17:31:55,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:55,755 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 155 transitions. [2024-11-08 17:31:55,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 17:31:55,761 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:55,761 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:55,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:55,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:55,962 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:55,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:55,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1215969840, now seen corresponding path program 1 times [2024-11-08 17:31:55,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:31:55,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [542948649] [2024-11-08 17:31:55,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:55,964 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 17:31:55,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:31:55,965 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:55,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:56,696 INFO L255 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 17:31:56,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:31:56,803 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:31:56,804 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:31:56,804 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:31:56,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [542948649] [2024-11-08 17:31:56,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [542948649] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:56,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:56,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 17:31:56,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709000764] [2024-11-08 17:31:56,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:56,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:31:56,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:31:56,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:31:56,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:31:56,811 INFO L87 Difference]: Start difference. First operand 111 states and 155 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:57,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:57,046 INFO L93 Difference]: Finished difference Result 222 states and 311 transitions. [2024-11-08 17:31:57,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 17:31:57,047 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 154 [2024-11-08 17:31:57,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:57,050 INFO L225 Difference]: With dead ends: 222 [2024-11-08 17:31:57,050 INFO L226 Difference]: Without dead ends: 114 [2024-11-08 17:31:57,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:31:57,052 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 1 mSDsluCounter, 556 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 700 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:57,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 700 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 17:31:57,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-08 17:31:57,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 113. [2024-11-08 17:31:57,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 92 states have (on average 1.2934782608695652) internal successors, (119), 92 states have internal predecessors, (119), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:31:57,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 157 transitions. [2024-11-08 17:31:57,064 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 157 transitions. Word has length 154 [2024-11-08 17:31:57,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:57,065 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 157 transitions. [2024-11-08 17:31:57,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:57,066 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 157 transitions. [2024-11-08 17:31:57,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 17:31:57,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:57,069 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:57,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:57,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:57,270 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:57,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:57,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1303990094, now seen corresponding path program 1 times [2024-11-08 17:31:57,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:31:57,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [465342051] [2024-11-08 17:31:57,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:57,271 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 17:31:57,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:31:57,273 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:57,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:57,856 INFO L255 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 17:31:57,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:31:57,942 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:31:57,942 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:31:57,943 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:31:57,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [465342051] [2024-11-08 17:31:57,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [465342051] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:57,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:57,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 17:31:57,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416582414] [2024-11-08 17:31:57,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:57,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 17:31:57,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:31:57,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 17:31:57,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:31:57,946 INFO L87 Difference]: Start difference. First operand 113 states and 157 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:58,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:58,115 INFO L93 Difference]: Finished difference Result 226 states and 315 transitions. [2024-11-08 17:31:58,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:31:58,116 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 154 [2024-11-08 17:31:58,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:58,118 INFO L225 Difference]: With dead ends: 226 [2024-11-08 17:31:58,118 INFO L226 Difference]: Without dead ends: 116 [2024-11-08 17:31:58,119 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:31:58,123 INFO L432 NwaCegarLoop]: 142 mSDtfsCounter, 1 mSDsluCounter, 691 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:58,124 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 833 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 17:31:58,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-08 17:31:58,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 115. [2024-11-08 17:31:58,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 94 states have (on average 1.2872340425531914) internal successors, (121), 94 states have internal predecessors, (121), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:31:58,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 159 transitions. [2024-11-08 17:31:58,142 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 159 transitions. Word has length 154 [2024-11-08 17:31:58,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:58,142 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 159 transitions. [2024-11-08 17:31:58,144 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:31:58,144 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 159 transitions. [2024-11-08 17:31:58,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 17:31:58,150 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:58,150 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:58,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:58,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:58,351 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:58,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:58,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1302143052, now seen corresponding path program 1 times [2024-11-08 17:31:58,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:31:58,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [179632499] [2024-11-08 17:31:58,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:58,352 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 17:31:58,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:31:58,356 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:58,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:31:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:58,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:31:58,937 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:31:59,117 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:31:59,118 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 155 treesize of output 65 [2024-11-08 17:31:59,170 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-08 17:31:59,170 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:31:59,170 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:31:59,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [179632499] [2024-11-08 17:31:59,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [179632499] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:59,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:59,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:31:59,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964474886] [2024-11-08 17:31:59,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:59,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:31:59,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:31:59,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:31:59,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:31:59,173 INFO L87 Difference]: Start difference. First operand 115 states and 159 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:32:00,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:00,657 INFO L93 Difference]: Finished difference Result 228 states and 316 transitions. [2024-11-08 17:32:00,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:32:00,662 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 154 [2024-11-08 17:32:00,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:00,664 INFO L225 Difference]: With dead ends: 228 [2024-11-08 17:32:00,664 INFO L226 Difference]: Without dead ends: 116 [2024-11-08 17:32:00,665 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:00,666 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 137 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 467 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:00,667 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 467 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-08 17:32:00,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-08 17:32:00,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 115. [2024-11-08 17:32:00,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 94 states have (on average 1.2765957446808511) internal successors, (120), 94 states have internal predecessors, (120), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:32:00,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 158 transitions. [2024-11-08 17:32:00,677 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 158 transitions. Word has length 154 [2024-11-08 17:32:00,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:00,678 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 158 transitions. [2024-11-08 17:32:00,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:32:00,678 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 158 transitions. [2024-11-08 17:32:00,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 17:32:00,681 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:00,681 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:32:00,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:32:00,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:00,882 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:32:00,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:00,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1827913318, now seen corresponding path program 1 times [2024-11-08 17:32:00,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:32:00,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [712729687] [2024-11-08 17:32:00,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:00,884 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 17:32:00,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:32:00,888 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:00,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:01,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:32:01,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:32:01,787 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:32:01,788 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 155 treesize of output 65 [2024-11-08 17:32:01,834 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2024-11-08 17:32:01,835 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:32:01,835 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:32:01,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [712729687] [2024-11-08 17:32:01,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [712729687] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:01,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:01,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:32:01,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517385361] [2024-11-08 17:32:01,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:01,837 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:32:01,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:32:01,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:32:01,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:32:01,838 INFO L87 Difference]: Start difference. First operand 115 states and 158 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:32:03,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:03,587 INFO L93 Difference]: Finished difference Result 228 states and 314 transitions. [2024-11-08 17:32:03,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:32:03,592 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 156 [2024-11-08 17:32:03,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:03,593 INFO L225 Difference]: With dead ends: 228 [2024-11-08 17:32:03,593 INFO L226 Difference]: Without dead ends: 116 [2024-11-08 17:32:03,594 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:03,594 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 128 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 463 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:03,595 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 463 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-08 17:32:03,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-08 17:32:03,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 115. [2024-11-08 17:32:03,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 94 states have (on average 1.2659574468085106) internal successors, (119), 94 states have internal predecessors, (119), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:32:03,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 157 transitions. [2024-11-08 17:32:03,604 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 157 transitions. Word has length 156 [2024-11-08 17:32:03,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:03,605 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 157 transitions. [2024-11-08 17:32:03,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:32:03,605 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 157 transitions. [2024-11-08 17:32:03,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-08 17:32:03,607 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:03,608 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:32:03,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Ended with exit code 0 [2024-11-08 17:32:03,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:03,813 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:32:03,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:03,813 INFO L85 PathProgramCache]: Analyzing trace with hash -2093168522, now seen corresponding path program 1 times [2024-11-08 17:32:03,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:32:03,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [524677189] [2024-11-08 17:32:03,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:03,814 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 17:32:03,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:32:03,816 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:03,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:04,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 17:32:04,481 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:32:04,555 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-08 17:32:04,556 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:32:04,556 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:32:04,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [524677189] [2024-11-08 17:32:04,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [524677189] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:04,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:04,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 17:32:04,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434265362] [2024-11-08 17:32:04,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:04,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:32:04,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:32:04,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:32:04,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:32:04,564 INFO L87 Difference]: Start difference. First operand 115 states and 157 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 17:32:05,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:05,023 INFO L93 Difference]: Finished difference Result 231 states and 316 transitions. [2024-11-08 17:32:05,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:32:05,031 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 158 [2024-11-08 17:32:05,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:05,032 INFO L225 Difference]: With dead ends: 231 [2024-11-08 17:32:05,032 INFO L226 Difference]: Without dead ends: 117 [2024-11-08 17:32:05,033 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:32:05,034 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 1 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:05,035 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 585 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:32:05,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-08 17:32:05,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 115. [2024-11-08 17:32:05,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 94 states have (on average 1.2553191489361701) internal successors, (118), 94 states have internal predecessors, (118), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:32:05,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 156 transitions. [2024-11-08 17:32:05,053 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 156 transitions. Word has length 158 [2024-11-08 17:32:05,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:05,053 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 156 transitions. [2024-11-08 17:32:05,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 17:32:05,053 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 156 transitions. [2024-11-08 17:32:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-08 17:32:05,060 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:05,060 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:32:05,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:05,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:05,261 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:32:05,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:05,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1658662924, now seen corresponding path program 1 times [2024-11-08 17:32:05,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:32:05,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1981434378] [2024-11-08 17:32:05,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:05,262 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 17:32:05,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:32:05,263 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:05,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Waiting until timeout for monitored process [2024-11-08 17:32:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:05,948 INFO L255 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 17:32:05,954 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:32:05,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 17:32:05,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2024-11-08 17:32:06,157 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:32:06,157 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 125 treesize of output 55 [2024-11-08 17:32:06,220 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:32:06,220 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:32:06,220 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:32:06,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1981434378] [2024-11-08 17:32:06,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1981434378] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:06,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:06,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 17:32:06,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501460477] [2024-11-08 17:32:06,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:06,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:32:06,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:32:06,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:32:06,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:32:06,224 INFO L87 Difference]: Start difference. First operand 115 states and 156 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:32:08,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:08,672 INFO L93 Difference]: Finished difference Result 342 states and 466 transitions. [2024-11-08 17:32:08,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 17:32:08,678 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 158 [2024-11-08 17:32:08,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:08,680 INFO L225 Difference]: With dead ends: 342 [2024-11-08 17:32:08,680 INFO L226 Difference]: Without dead ends: 230 [2024-11-08 17:32:08,681 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:08,682 INFO L432 NwaCegarLoop]: 241 mSDtfsCounter, 143 mSDsluCounter, 827 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 1068 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:08,682 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 1068 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 142 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2024-11-08 17:32:08,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-11-08 17:32:08,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 121. [2024-11-08 17:32:08,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 100 states have (on average 1.25) internal successors, (125), 100 states have internal predecessors, (125), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:32:08,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 163 transitions. [2024-11-08 17:32:08,703 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 163 transitions. Word has length 158 [2024-11-08 17:32:08,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:08,704 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 163 transitions. [2024-11-08 17:32:08,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:32:08,704 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 163 transitions. [2024-11-08 17:32:08,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-08 17:32:08,707 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:08,707 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:32:08,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Ended with exit code 0 [2024-11-08 17:32:08,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:08,908 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:32:08,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:08,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1444341707, now seen corresponding path program 1 times [2024-11-08 17:32:08,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:32:08,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1016083307] [2024-11-08 17:32:08,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:08,909 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 17:32:08,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:32:08,911 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:08,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:09,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:32:09,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:32:09,617 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 26 treesize of output 22 [2024-11-08 17:32:09,623 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 22 treesize of output 18 [2024-11-08 17:32:09,634 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 18 treesize of output 14 [2024-11-08 17:32:09,969 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 34 treesize of output 22 [2024-11-08 17:32:09,982 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 16 treesize of output 8 [2024-11-08 17:32:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:32:10,205 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:32:10,205 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:32:10,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1016083307] [2024-11-08 17:32:10,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1016083307] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:10,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:10,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 17:32:10,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989555615] [2024-11-08 17:32:10,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:10,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:32:10,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:32:10,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:32:10,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:32:10,208 INFO L87 Difference]: Start difference. First operand 121 states and 163 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:32:14,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:32:17,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:17,926 INFO L93 Difference]: Finished difference Result 454 states and 614 transitions. [2024-11-08 17:32:17,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 17:32:17,932 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 159 [2024-11-08 17:32:17,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:17,934 INFO L225 Difference]: With dead ends: 454 [2024-11-08 17:32:17,935 INFO L226 Difference]: Without dead ends: 336 [2024-11-08 17:32:17,936 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:32:17,937 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 267 mSDsluCounter, 542 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 718 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:17,937 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 718 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 140 Invalid, 1 Unknown, 0 Unchecked, 7.6s Time] [2024-11-08 17:32:17,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2024-11-08 17:32:17,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 127. [2024-11-08 17:32:17,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 106 states have (on average 1.2547169811320755) internal successors, (133), 106 states have internal predecessors, (133), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:32:17,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 171 transitions. [2024-11-08 17:32:17,965 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 171 transitions. Word has length 159 [2024-11-08 17:32:17,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:17,966 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 171 transitions. [2024-11-08 17:32:17,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:32:17,966 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 171 transitions. [2024-11-08 17:32:17,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-08 17:32:17,967 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:17,968 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:32:17,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:18,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:18,168 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:32:18,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:18,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1453390162, now seen corresponding path program 1 times [2024-11-08 17:32:18,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:32:18,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [11121947] [2024-11-08 17:32:18,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:18,170 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 17:32:18,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:32:18,172 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:18,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Waiting until timeout for monitored process [2024-11-08 17:32:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:18,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:32:18,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:32:18,856 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 26 treesize of output 22 [2024-11-08 17:32:18,862 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 22 treesize of output 18 [2024-11-08 17:32:18,868 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 18 treesize of output 14 [2024-11-08 17:32:19,212 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 33 treesize of output 21 [2024-11-08 17:32:19,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-08 17:32:19,456 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:32:19,456 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:32:19,457 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:32:19,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [11121947] [2024-11-08 17:32:19,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [11121947] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:19,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:19,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 17:32:19,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315603410] [2024-11-08 17:32:19,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:19,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:32:19,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:32:19,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:32:19,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:32:19,460 INFO L87 Difference]: Start difference. First operand 127 states and 171 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:32:20,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:32:23,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:32:24,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:32:31,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:31,864 INFO L93 Difference]: Finished difference Result 453 states and 612 transitions. [2024-11-08 17:32:31,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 17:32:31,869 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 160 [2024-11-08 17:32:31,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:31,871 INFO L225 Difference]: With dead ends: 453 [2024-11-08 17:32:31,872 INFO L226 Difference]: Without dead ends: 329 [2024-11-08 17:32:31,872 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:32:31,873 INFO L432 NwaCegarLoop]: 235 mSDtfsCounter, 262 mSDsluCounter, 645 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 880 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:31,873 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 880 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 12.3s Time] [2024-11-08 17:32:31,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2024-11-08 17:32:31,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 130. [2024-11-08 17:32:31,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 109 states have (on average 1.2477064220183487) internal successors, (136), 109 states have internal predecessors, (136), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:32:31,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 174 transitions. [2024-11-08 17:32:31,898 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 174 transitions. Word has length 160 [2024-11-08 17:32:31,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:31,898 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 174 transitions. [2024-11-08 17:32:31,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:32:31,899 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 174 transitions. [2024-11-08 17:32:31,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 17:32:31,900 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:31,900 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:32:31,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Ended with exit code 0 [2024-11-08 17:32:32,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:32,101 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:32:32,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:32,102 INFO L85 PathProgramCache]: Analyzing trace with hash -173243195, now seen corresponding path program 1 times [2024-11-08 17:32:32,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:32:32,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1007858196] [2024-11-08 17:32:32,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:32,103 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 17:32:32,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:32:32,104 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:32,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:33,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 17:32:33,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:32:35,872 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 18 treesize of output 19 [2024-11-08 17:32:36,219 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:32:36,219 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 203 treesize of output 133 [2024-11-08 17:32:36,229 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:32:36,230 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 288 treesize of output 138 [2024-11-08 17:32:36,473 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2024-11-08 17:32:36,473 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:32:36,964 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:32:36,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1007858196] [2024-11-08 17:32:36,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1007858196] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:32:36,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [196194983] [2024-11-08 17:32:36,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:36,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:32:36,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:32:36,967 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:32:36,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-08 17:32:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:37,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 17:32:37,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:32:38,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2024-11-08 17:32:42,557 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 18 treesize of output 19 [2024-11-08 17:32:43,046 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:32:43,047 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 191 treesize of output 121 [2024-11-08 17:32:43,057 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:32:43,057 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 266 treesize of output 142 [2024-11-08 17:32:43,113 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-08 17:32:43,113 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:32:43,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [196194983] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:32:43,414 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:32:43,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13] total 19 [2024-11-08 17:32:43,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457010801] [2024-11-08 17:32:43,415 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 17:32:43,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-08 17:32:43,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:32:43,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-08 17:32:43,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=478, Unknown=0, NotChecked=0, Total=552 [2024-11-08 17:32:43,417 INFO L87 Difference]: Start difference. First operand 130 states and 174 transitions. Second operand has 20 states, 20 states have (on average 6.55) internal successors, (131), 19 states have internal predecessors, (131), 4 states have call successors, (38), 4 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2024-11-08 17:32:53,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:32:58,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:58,172 INFO L93 Difference]: Finished difference Result 451 states and 598 transitions. [2024-11-08 17:32:58,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-08 17:32:58,175 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 6.55) internal successors, (131), 19 states have internal predecessors, (131), 4 states have call successors, (38), 4 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) Word has length 161 [2024-11-08 17:32:58,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:58,177 INFO L225 Difference]: With dead ends: 451 [2024-11-08 17:32:58,177 INFO L226 Difference]: Without dead ends: 324 [2024-11-08 17:32:58,182 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 359 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 274 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=256, Invalid=1304, Unknown=0, NotChecked=0, Total=1560 [2024-11-08 17:32:58,182 INFO L432 NwaCegarLoop]: 219 mSDtfsCounter, 345 mSDsluCounter, 1962 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 36 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 360 SdHoareTripleChecker+Valid, 2181 SdHoareTripleChecker+Invalid, 1353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 1316 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:58,183 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [360 Valid, 2181 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 1316 Invalid, 1 Unknown, 0 Unchecked, 12.5s Time] [2024-11-08 17:32:58,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2024-11-08 17:32:58,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 312. [2024-11-08 17:32:58,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 266 states have (on average 1.2481203007518797) internal successors, (332), 268 states have internal predecessors, (332), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-08 17:32:58,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 416 transitions. [2024-11-08 17:32:58,234 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 416 transitions. Word has length 161 [2024-11-08 17:32:58,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:58,235 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 416 transitions. [2024-11-08 17:32:58,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 6.55) internal successors, (131), 19 states have internal predecessors, (131), 4 states have call successors, (38), 4 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2024-11-08 17:32:58,235 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 416 transitions. [2024-11-08 17:32:58,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 17:32:58,237 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:58,237 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:32:58,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Ended with exit code 0 [2024-11-08 17:32:58,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-11-08 17:32:58,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:32:58,638 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:32:58,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:58,638 INFO L85 PathProgramCache]: Analyzing trace with hash 627384423, now seen corresponding path program 1 times [2024-11-08 17:32:58,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:32:58,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [676016065] [2024-11-08 17:32:58,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:58,639 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 17:32:58,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:32:58,640 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:58,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:32:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:59,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 17:32:59,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:33:00,654 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 36 treesize of output 24 [2024-11-08 17:33:00,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-08 17:33:00,774 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 17:33:00,855 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 51 proven. 72 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-08 17:33:00,856 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:33:01,530 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-08 17:33:01,530 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 30 treesize of output 25 [2024-11-08 17:33:02,039 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 579 trivial. 0 not checked. [2024-11-08 17:33:02,039 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:33:02,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [676016065] [2024-11-08 17:33:02,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [676016065] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:33:02,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:33:02,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 23 [2024-11-08 17:33:02,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096706670] [2024-11-08 17:33:02,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:02,041 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-08 17:33:02,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:33:02,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-08 17:33:02,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2024-11-08 17:33:02,042 INFO L87 Difference]: Start difference. First operand 312 states and 416 transitions. Second operand has 13 states, 11 states have (on average 6.818181818181818) internal successors, (75), 12 states have internal predecessors, (75), 3 states have call successors, (19), 1 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 17:33:03,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:03,897 INFO L93 Difference]: Finished difference Result 704 states and 936 transitions. [2024-11-08 17:33:03,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:33:03,904 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 6.818181818181818) internal successors, (75), 12 states have internal predecessors, (75), 3 states have call successors, (19), 1 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 161 [2024-11-08 17:33:03,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:03,908 INFO L225 Difference]: With dead ends: 704 [2024-11-08 17:33:03,908 INFO L226 Difference]: Without dead ends: 395 [2024-11-08 17:33:03,909 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 299 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=208, Invalid=784, Unknown=0, NotChecked=0, Total=992 [2024-11-08 17:33:03,910 INFO L432 NwaCegarLoop]: 202 mSDtfsCounter, 700 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 700 SdHoareTripleChecker+Valid, 643 SdHoareTripleChecker+Invalid, 463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:03,910 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [700 Valid, 643 Invalid, 463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 17:33:03,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2024-11-08 17:33:04,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 387. [2024-11-08 17:33:04,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 387 states, 301 states have (on average 1.1993355481727574) internal successors, (361), 305 states have internal predecessors, (361), 76 states have call successors, (76), 9 states have call predecessors, (76), 9 states have return successors, (76), 72 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-08 17:33:04,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 513 transitions. [2024-11-08 17:33:04,004 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 513 transitions. Word has length 161 [2024-11-08 17:33:04,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:04,005 INFO L471 AbstractCegarLoop]: Abstraction has 387 states and 513 transitions. [2024-11-08 17:33:04,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 6.818181818181818) internal successors, (75), 12 states have internal predecessors, (75), 3 states have call successors, (19), 1 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 17:33:04,006 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 513 transitions. [2024-11-08 17:33:04,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 17:33:04,007 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:04,007 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:33:04,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Ended with exit code 0 [2024-11-08 17:33:04,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:04,208 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:33:04,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:04,209 INFO L85 PathProgramCache]: Analyzing trace with hash 2071315203, now seen corresponding path program 1 times [2024-11-08 17:33:04,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:33:04,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1969284432] [2024-11-08 17:33:04,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:04,209 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 17:33:04,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:33:04,211 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:04,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Waiting until timeout for monitored process [2024-11-08 17:33:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:04,857 INFO L255 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 17:33:04,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:33:04,897 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2024-11-08 17:33:04,897 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:33:04,898 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:33:04,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1969284432] [2024-11-08 17:33:04,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1969284432] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:04,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:04,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:33:04,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415954018] [2024-11-08 17:33:04,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:04,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:33:04,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:33:04,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:33:04,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:33:04,902 INFO L87 Difference]: Start difference. First operand 387 states and 513 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:33:05,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:05,308 INFO L93 Difference]: Finished difference Result 707 states and 935 transitions. [2024-11-08 17:33:05,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:33:05,319 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 161 [2024-11-08 17:33:05,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:05,322 INFO L225 Difference]: With dead ends: 707 [2024-11-08 17:33:05,322 INFO L226 Difference]: Without dead ends: 387 [2024-11-08 17:33:05,324 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 158 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 17:33:05,325 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 0 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:05,325 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 421 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 17:33:05,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2024-11-08 17:33:05,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 387. [2024-11-08 17:33:05,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 387 states, 301 states have (on average 1.1926910299003322) internal successors, (359), 305 states have internal predecessors, (359), 76 states have call successors, (76), 9 states have call predecessors, (76), 9 states have return successors, (76), 72 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-08 17:33:05,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 511 transitions. [2024-11-08 17:33:05,438 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 511 transitions. Word has length 161 [2024-11-08 17:33:05,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:05,438 INFO L471 AbstractCegarLoop]: Abstraction has 387 states and 511 transitions. [2024-11-08 17:33:05,439 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:33:05,439 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 511 transitions. [2024-11-08 17:33:05,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 17:33:05,441 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:05,442 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:33:05,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Ended with exit code 0 [2024-11-08 17:33:05,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:05,643 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:33:05,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:05,643 INFO L85 PathProgramCache]: Analyzing trace with hash -2092769525, now seen corresponding path program 1 times [2024-11-08 17:33:05,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:33:05,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1573096502] [2024-11-08 17:33:05,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:05,644 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 17:33:05,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:33:05,645 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:05,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:06,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 17:33:06,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:33:10,328 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 17:33:10,649 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 17:33:11,190 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 44 treesize of output 32 [2024-11-08 17:33:11,200 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 40 treesize of output 28 [2024-11-08 17:33:11,210 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 36 treesize of output 24 [2024-11-08 17:33:11,691 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 11 proven. 485 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-08 17:33:11,691 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:33:12,316 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:33:12,317 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:33:12,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1573096502] [2024-11-08 17:33:12,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1573096502] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:33:12,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:33:12,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [21] total 25 [2024-11-08 17:33:12,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901949727] [2024-11-08 17:33:12,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:12,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:33:12,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:33:12,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:33:12,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=525, Unknown=0, NotChecked=0, Total=600 [2024-11-08 17:33:12,320 INFO L87 Difference]: Start difference. First operand 387 states and 511 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:33:12,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:12,979 INFO L93 Difference]: Finished difference Result 879 states and 1142 transitions. [2024-11-08 17:33:12,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:33:12,980 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 162 [2024-11-08 17:33:12,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:12,985 INFO L225 Difference]: With dead ends: 879 [2024-11-08 17:33:12,986 INFO L226 Difference]: Without dead ends: 596 [2024-11-08 17:33:12,989 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 299 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=80, Invalid=570, Unknown=0, NotChecked=0, Total=650 [2024-11-08 17:33:12,990 INFO L432 NwaCegarLoop]: 137 mSDtfsCounter, 80 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:12,992 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 525 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:33:12,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2024-11-08 17:33:13,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 592. [2024-11-08 17:33:13,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 592 states, 487 states have (on average 1.2012320328542094) internal successors, (585), 495 states have internal predecessors, (585), 90 states have call successors, (90), 14 states have call predecessors, (90), 14 states have return successors, (90), 82 states have call predecessors, (90), 90 states have call successors, (90) [2024-11-08 17:33:13,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 765 transitions. [2024-11-08 17:33:13,131 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 765 transitions. Word has length 162 [2024-11-08 17:33:13,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:13,131 INFO L471 AbstractCegarLoop]: Abstraction has 592 states and 765 transitions. [2024-11-08 17:33:13,132 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:33:13,132 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 765 transitions. [2024-11-08 17:33:13,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 17:33:13,133 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:13,134 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:33:13,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:13,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:13,335 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:33:13,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:13,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1964605758, now seen corresponding path program 1 times [2024-11-08 17:33:13,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:33:13,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1827525005] [2024-11-08 17:33:13,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:13,336 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 17:33:13,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:33:13,338 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:13,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (18)] Waiting until timeout for monitored process [2024-11-08 17:33:13,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:13,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 17:33:13,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:33:14,968 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 15 [2024-11-08 17:33:15,110 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 16 [2024-11-08 17:33:15,158 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 19 [2024-11-08 17:33:15,339 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 9 proven. 387 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-11-08 17:33:15,339 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:33:15,792 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:33:15,793 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:33:15,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1827525005] [2024-11-08 17:33:15,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1827525005] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:33:15,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:33:15,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [14] total 19 [2024-11-08 17:33:15,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535850478] [2024-11-08 17:33:15,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:15,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:33:15,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:33:15,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:33:15,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:33:15,795 INFO L87 Difference]: Start difference. First operand 592 states and 765 transitions. Second operand has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 9 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:33:16,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:16,962 INFO L93 Difference]: Finished difference Result 1311 states and 1682 transitions. [2024-11-08 17:33:16,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 17:33:16,964 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 9 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 162 [2024-11-08 17:33:16,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:16,969 INFO L225 Difference]: With dead ends: 1311 [2024-11-08 17:33:16,969 INFO L226 Difference]: Without dead ends: 831 [2024-11-08 17:33:16,971 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=65, Invalid=487, Unknown=0, NotChecked=0, Total=552 [2024-11-08 17:33:16,971 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 93 mSDsluCounter, 1179 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 1367 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:16,972 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 1367 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 17:33:16,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2024-11-08 17:33:17,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 827. [2024-11-08 17:33:17,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 827 states, 695 states have (on average 1.1985611510791367) internal successors, (833), 707 states have internal predecessors, (833), 112 states have call successors, (112), 19 states have call predecessors, (112), 19 states have return successors, (112), 100 states have call predecessors, (112), 112 states have call successors, (112) [2024-11-08 17:33:17,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 1057 transitions. [2024-11-08 17:33:17,179 INFO L78 Accepts]: Start accepts. Automaton has 827 states and 1057 transitions. Word has length 162 [2024-11-08 17:33:17,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:17,180 INFO L471 AbstractCegarLoop]: Abstraction has 827 states and 1057 transitions. [2024-11-08 17:33:17,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 9 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:33:17,181 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1057 transitions. [2024-11-08 17:33:17,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 17:33:17,183 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:17,183 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:33:17,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (18)] Ended with exit code 0 [2024-11-08 17:33:17,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:17,384 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:33:17,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:17,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1050497860, now seen corresponding path program 1 times [2024-11-08 17:33:17,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:33:17,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [977033787] [2024-11-08 17:33:17,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:17,385 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 17:33:17,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:33:17,387 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:17,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:17,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:18,004 INFO L255 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 17:33:18,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:33:20,705 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 33 treesize of output 21 [2024-11-08 17:33:20,711 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 17:33:22,687 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 8 proven. 480 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-08 17:33:22,687 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:33:23,724 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:33:23,725 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:33:23,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [977033787] [2024-11-08 17:33:23,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [977033787] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:33:23,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:33:23,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [15] total 19 [2024-11-08 17:33:23,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572340228] [2024-11-08 17:33:23,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:23,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:33:23,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:33:23,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:33:23,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:33:23,728 INFO L87 Difference]: Start difference. First operand 827 states and 1057 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:33:24,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:24,357 INFO L93 Difference]: Finished difference Result 1530 states and 1952 transitions. [2024-11-08 17:33:24,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:33:24,358 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 162 [2024-11-08 17:33:24,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:24,363 INFO L225 Difference]: With dead ends: 1530 [2024-11-08 17:33:24,364 INFO L226 Difference]: Without dead ends: 815 [2024-11-08 17:33:24,365 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2024-11-08 17:33:24,366 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 156 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:24,366 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 500 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 17:33:24,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2024-11-08 17:33:24,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 811. [2024-11-08 17:33:24,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 811 states, 679 states have (on average 1.1944035346097202) internal successors, (811), 691 states have internal predecessors, (811), 112 states have call successors, (112), 19 states have call predecessors, (112), 19 states have return successors, (112), 100 states have call predecessors, (112), 112 states have call successors, (112) [2024-11-08 17:33:24,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 1035 transitions. [2024-11-08 17:33:24,540 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 1035 transitions. Word has length 162 [2024-11-08 17:33:24,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:24,541 INFO L471 AbstractCegarLoop]: Abstraction has 811 states and 1035 transitions. [2024-11-08 17:33:24,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:33:24,541 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1035 transitions. [2024-11-08 17:33:24,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 17:33:24,543 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:24,544 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:33:24,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:33:24,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:24,745 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:33:24,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:24,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1820888448, now seen corresponding path program 1 times [2024-11-08 17:33:24,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:33:24,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1707109700] [2024-11-08 17:33:24,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:24,747 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 17:33:24,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:33:24,750 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:24,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:25,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 17:33:25,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:33:27,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2024-11-08 17:33:27,926 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 30 treesize of output 18 [2024-11-08 17:33:29,975 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 8 proven. 480 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-08 17:33:29,976 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:33:30,844 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:33:30,844 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:33:30,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1707109700] [2024-11-08 17:33:30,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1707109700] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:33:30,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:33:30,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [15] total 19 [2024-11-08 17:33:30,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291525719] [2024-11-08 17:33:30,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:30,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:33:30,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:33:30,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:33:30,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:33:30,847 INFO L87 Difference]: Start difference. First operand 811 states and 1035 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:33:31,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:31,495 INFO L93 Difference]: Finished difference Result 1546 states and 1963 transitions. [2024-11-08 17:33:31,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:33:31,496 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 162 [2024-11-08 17:33:31,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:31,501 INFO L225 Difference]: With dead ends: 1546 [2024-11-08 17:33:31,501 INFO L226 Difference]: Without dead ends: 847 [2024-11-08 17:33:31,503 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2024-11-08 17:33:31,503 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 160 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:31,504 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 478 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 17:33:31,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2024-11-08 17:33:31,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 682. [2024-11-08 17:33:31,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 682 states, 565 states have (on average 1.1805309734513274) internal successors, (667), 573 states have internal predecessors, (667), 98 states have call successors, (98), 18 states have call predecessors, (98), 18 states have return successors, (98), 90 states have call predecessors, (98), 98 states have call successors, (98) [2024-11-08 17:33:31,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 863 transitions. [2024-11-08 17:33:31,646 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 863 transitions. Word has length 162 [2024-11-08 17:33:31,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:31,648 INFO L471 AbstractCegarLoop]: Abstraction has 682 states and 863 transitions. [2024-11-08 17:33:31,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:33:31,648 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 863 transitions. [2024-11-08 17:33:31,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 17:33:31,650 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:31,650 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:33:31,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:31,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:31,851 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:33:31,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:31,852 INFO L85 PathProgramCache]: Analyzing trace with hash 541024770, now seen corresponding path program 1 times [2024-11-08 17:33:31,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:33:31,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1011686974] [2024-11-08 17:33:31,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:31,853 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 17:33:31,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:33:31,857 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:31,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:32,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 17:33:32,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:33:33,606 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 15 [2024-11-08 17:33:33,742 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 16 [2024-11-08 17:33:33,781 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 19 [2024-11-08 17:33:33,933 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 5 proven. 327 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2024-11-08 17:33:33,933 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:33:34,330 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:33:34,330 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:33:34,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1011686974] [2024-11-08 17:33:34,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1011686974] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:33:34,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:33:34,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [14] total 19 [2024-11-08 17:33:34,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818171128] [2024-11-08 17:33:34,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:34,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:33:34,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:33:34,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:33:34,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:33:34,333 INFO L87 Difference]: Start difference. First operand 682 states and 863 transitions. Second operand has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 9 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:33:35,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:35,194 INFO L93 Difference]: Finished difference Result 1429 states and 1808 transitions. [2024-11-08 17:33:35,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 17:33:35,195 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 9 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 162 [2024-11-08 17:33:35,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:35,199 INFO L225 Difference]: With dead ends: 1429 [2024-11-08 17:33:35,199 INFO L226 Difference]: Without dead ends: 867 [2024-11-08 17:33:35,201 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=65, Invalid=487, Unknown=0, NotChecked=0, Total=552 [2024-11-08 17:33:35,202 INFO L432 NwaCegarLoop]: 246 mSDtfsCounter, 100 mSDsluCounter, 1470 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 1716 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:35,202 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 1716 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 17:33:35,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2024-11-08 17:33:35,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 863. [2024-11-08 17:33:35,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 863 states, 709 states have (on average 1.1777150916784203) internal successors, (835), 721 states have internal predecessors, (835), 128 states have call successors, (128), 25 states have call predecessors, (128), 25 states have return successors, (128), 116 states have call predecessors, (128), 128 states have call successors, (128) [2024-11-08 17:33:35,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1091 transitions. [2024-11-08 17:33:35,382 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1091 transitions. Word has length 162 [2024-11-08 17:33:35,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:35,382 INFO L471 AbstractCegarLoop]: Abstraction has 863 states and 1091 transitions. [2024-11-08 17:33:35,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 9 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:33:35,383 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1091 transitions. [2024-11-08 17:33:35,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 17:33:35,384 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:35,385 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:33:35,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Ended with exit code 0 [2024-11-08 17:33:35,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:35,588 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:33:35,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:35,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1807680158, now seen corresponding path program 1 times [2024-11-08 17:33:35,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:33:35,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1924211015] [2024-11-08 17:33:35,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:35,590 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 17:33:35,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:33:35,593 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:35,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (22)] Waiting until timeout for monitored process [2024-11-08 17:33:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:36,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-08 17:33:36,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:33:46,838 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 17:33:46,869 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 17:33:47,048 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 17:33:47,703 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 28 treesize of output 24 [2024-11-08 17:33:48,563 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 61 treesize of output 45 [2024-11-08 17:33:48,571 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 17:33:49,129 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 26 [2024-11-08 17:33:51,145 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 9 proven. 591 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-08 17:33:51,146 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:33:53,024 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:33:53,025 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:33:53,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1924211015] [2024-11-08 17:33:53,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1924211015] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:33:53,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:33:53,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [36] total 43 [2024-11-08 17:33:53,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335514766] [2024-11-08 17:33:53,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:53,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 17:33:53,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:33:53,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 17:33:53,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=1691, Unknown=0, NotChecked=0, Total=1806 [2024-11-08 17:33:53,030 INFO L87 Difference]: Start difference. First operand 863 states and 1091 transitions. Second operand has 10 states, 10 states have (on average 7.0) internal successors, (70), 10 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:33:55,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:55,218 INFO L93 Difference]: Finished difference Result 1843 states and 2334 transitions. [2024-11-08 17:33:55,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 17:33:55,219 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.0) internal successors, (70), 10 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 162 [2024-11-08 17:33:55,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:55,225 INFO L225 Difference]: With dead ends: 1843 [2024-11-08 17:33:55,226 INFO L226 Difference]: Without dead ends: 1100 [2024-11-08 17:33:55,228 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 633 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=142, Invalid=2210, Unknown=0, NotChecked=0, Total=2352 [2024-11-08 17:33:55,229 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 97 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 1811 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:55,230 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 1811 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 17:33:55,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2024-11-08 17:33:55,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 1096. [2024-11-08 17:33:55,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 917 states have (on average 1.187568157033806) internal successors, (1089), 933 states have internal predecessors, (1089), 150 states have call successors, (150), 28 states have call predecessors, (150), 28 states have return successors, (150), 134 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-08 17:33:55,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1389 transitions. [2024-11-08 17:33:55,479 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1389 transitions. Word has length 162 [2024-11-08 17:33:55,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:55,480 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1389 transitions. [2024-11-08 17:33:55,480 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.0) internal successors, (70), 10 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:33:55,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1389 transitions. [2024-11-08 17:33:55,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 17:33:55,484 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:55,484 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:33:55,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (22)] Ended with exit code 0 [2024-11-08 17:33:55,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:55,685 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:33:55,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:55,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1207423460, now seen corresponding path program 1 times [2024-11-08 17:33:55,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:33:55,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [98077741] [2024-11-08 17:33:55,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:55,687 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 17:33:55,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:33:55,690 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:55,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:33:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:56,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 17:33:56,376 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:33:59,025 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 16 [2024-11-08 17:33:59,029 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 17:34:01,196 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 6 proven. 418 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-08 17:34:01,197 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:34:01,974 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:34:01,974 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:34:01,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [98077741] [2024-11-08 17:34:01,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [98077741] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:34:01,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:34:01,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [15] total 19 [2024-11-08 17:34:01,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2686292] [2024-11-08 17:34:01,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:01,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:34:01,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:34:01,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:34:01,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:34:01,977 INFO L87 Difference]: Start difference. First operand 1096 states and 1389 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:34:02,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:02,779 INFO L93 Difference]: Finished difference Result 2097 states and 2650 transitions. [2024-11-08 17:34:02,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:34:02,780 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 162 [2024-11-08 17:34:02,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:02,787 INFO L225 Difference]: With dead ends: 2097 [2024-11-08 17:34:02,787 INFO L226 Difference]: Without dead ends: 1121 [2024-11-08 17:34:02,789 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2024-11-08 17:34:02,791 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 99 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:02,791 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 602 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:34:02,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1121 states. [2024-11-08 17:34:03,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1121 to 1117. [2024-11-08 17:34:03,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1117 states, 930 states have (on average 1.1817204301075268) internal successors, (1099), 946 states have internal predecessors, (1099), 154 states have call successors, (154), 32 states have call predecessors, (154), 32 states have return successors, (154), 138 states have call predecessors, (154), 154 states have call successors, (154) [2024-11-08 17:34:03,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 1117 states and 1407 transitions. [2024-11-08 17:34:03,063 INFO L78 Accepts]: Start accepts. Automaton has 1117 states and 1407 transitions. Word has length 162 [2024-11-08 17:34:03,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:03,064 INFO L471 AbstractCegarLoop]: Abstraction has 1117 states and 1407 transitions. [2024-11-08 17:34:03,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:34:03,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1407 transitions. [2024-11-08 17:34:03,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 17:34:03,067 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:03,067 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:34:03,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Ended with exit code 0 [2024-11-08 17:34:03,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:03,268 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:34:03,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:03,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1679516391, now seen corresponding path program 1 times [2024-11-08 17:34:03,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:34:03,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [682439013] [2024-11-08 17:34:03,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:03,270 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 17:34:03,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:34:03,273 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:03,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (24)] Waiting until timeout for monitored process [2024-11-08 17:34:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:03,915 INFO L255 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 17:34:03,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:34:08,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2024-11-08 17:34:08,036 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 17:34:08,974 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 43 treesize of output 31 [2024-11-08 17:34:08,982 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 17:34:08,991 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 23 [2024-11-08 17:34:09,581 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 11 proven. 485 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-08 17:34:09,582 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:34:10,296 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:34:10,296 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:34:10,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [682439013] [2024-11-08 17:34:10,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [682439013] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:34:10,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:34:10,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [20] total 24 [2024-11-08 17:34:10,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928762966] [2024-11-08 17:34:10,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:10,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:34:10,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:34:10,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:34:10,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=485, Unknown=0, NotChecked=0, Total=552 [2024-11-08 17:34:10,299 INFO L87 Difference]: Start difference. First operand 1117 states and 1407 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:34:10,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:10,995 INFO L93 Difference]: Finished difference Result 2099 states and 2635 transitions. [2024-11-08 17:34:10,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:34:10,996 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 162 [2024-11-08 17:34:10,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:11,002 INFO L225 Difference]: With dead ends: 2099 [2024-11-08 17:34:11,002 INFO L226 Difference]: Without dead ends: 1110 [2024-11-08 17:34:11,004 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2024-11-08 17:34:11,005 INFO L432 NwaCegarLoop]: 220 mSDtfsCounter, 146 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 557 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:11,005 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 557 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:34:11,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1110 states. [2024-11-08 17:34:11,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1110 to 1108. [2024-11-08 17:34:11,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 917 states have (on average 1.16793893129771) internal successors, (1071), 933 states have internal predecessors, (1071), 154 states have call successors, (154), 36 states have call predecessors, (154), 36 states have return successors, (154), 138 states have call predecessors, (154), 154 states have call successors, (154) [2024-11-08 17:34:11,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1379 transitions. [2024-11-08 17:34:11,271 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1379 transitions. Word has length 162 [2024-11-08 17:34:11,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:11,271 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1379 transitions. [2024-11-08 17:34:11,272 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:34:11,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1379 transitions. [2024-11-08 17:34:11,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 17:34:11,274 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:11,274 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:34:11,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (24)] Ended with exit code 0 [2024-11-08 17:34:11,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:11,475 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:34:11,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:11,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1977814048, now seen corresponding path program 1 times [2024-11-08 17:34:11,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:34:11,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1721899145] [2024-11-08 17:34:11,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:11,476 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 17:34:11,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:34:11,477 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:11,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:12,153 INFO L255 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 17:34:12,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:34:15,068 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 34 treesize of output 22 [2024-11-08 17:34:15,073 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 17:34:17,062 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 6 proven. 418 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-08 17:34:17,062 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:34:18,061 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:34:18,062 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:34:18,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1721899145] [2024-11-08 17:34:18,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1721899145] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:34:18,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:34:18,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [15] total 19 [2024-11-08 17:34:18,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66654776] [2024-11-08 17:34:18,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:18,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:34:18,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:34:18,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:34:18,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:34:18,066 INFO L87 Difference]: Start difference. First operand 1108 states and 1379 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:34:18,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:18,745 INFO L93 Difference]: Finished difference Result 2108 states and 2621 transitions. [2024-11-08 17:34:18,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:34:18,747 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 162 [2024-11-08 17:34:18,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:18,752 INFO L225 Difference]: With dead ends: 2108 [2024-11-08 17:34:18,752 INFO L226 Difference]: Without dead ends: 1128 [2024-11-08 17:34:18,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2024-11-08 17:34:18,755 INFO L432 NwaCegarLoop]: 241 mSDtfsCounter, 93 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:18,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 725 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 17:34:18,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1128 states. [2024-11-08 17:34:19,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1128 to 1124. [2024-11-08 17:34:19,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1124 states, 927 states have (on average 1.1628910463861921) internal successors, (1078), 943 states have internal predecessors, (1078), 158 states have call successors, (158), 38 states have call predecessors, (158), 38 states have return successors, (158), 142 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-08 17:34:19,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 1124 states and 1394 transitions. [2024-11-08 17:34:19,051 INFO L78 Accepts]: Start accepts. Automaton has 1124 states and 1394 transitions. Word has length 162 [2024-11-08 17:34:19,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:19,052 INFO L471 AbstractCegarLoop]: Abstraction has 1124 states and 1394 transitions. [2024-11-08 17:34:19,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:34:19,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1394 transitions. [2024-11-08 17:34:19,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 17:34:19,054 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:19,055 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:34:19,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:19,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:19,255 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:34:19,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:19,256 INFO L85 PathProgramCache]: Analyzing trace with hash 697950370, now seen corresponding path program 1 times [2024-11-08 17:34:19,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:34:19,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2000807709] [2024-11-08 17:34:19,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:19,258 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 17:34:19,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:34:19,262 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:19,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:20,040 INFO L255 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-08 17:34:20,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:34:27,485 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 17:34:27,510 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 17:34:28,110 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 28 treesize of output 24 [2024-11-08 17:34:28,974 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 61 treesize of output 45 [2024-11-08 17:34:28,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2024-11-08 17:34:29,348 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 36 treesize of output 24 [2024-11-08 17:34:30,396 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 10 proven. 578 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2024-11-08 17:34:30,396 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:34:31,575 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:34:31,575 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:34:31,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2000807709] [2024-11-08 17:34:31,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2000807709] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:34:31,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:34:31,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [31] total 38 [2024-11-08 17:34:31,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255235999] [2024-11-08 17:34:31,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:31,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 17:34:31,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:34:31,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 17:34:31,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1305, Unknown=0, NotChecked=0, Total=1406 [2024-11-08 17:34:31,578 INFO L87 Difference]: Start difference. First operand 1124 states and 1394 transitions. Second operand has 10 states, 10 states have (on average 7.0) internal successors, (70), 10 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:34:33,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:33,338 INFO L93 Difference]: Finished difference Result 2126 states and 2633 transitions. [2024-11-08 17:34:33,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 17:34:33,338 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.0) internal successors, (70), 10 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 162 [2024-11-08 17:34:33,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:33,343 INFO L225 Difference]: With dead ends: 2126 [2024-11-08 17:34:33,343 INFO L226 Difference]: Without dead ends: 1130 [2024-11-08 17:34:33,346 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 491 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=128, Invalid=1764, Unknown=0, NotChecked=0, Total=1892 [2024-11-08 17:34:33,347 INFO L432 NwaCegarLoop]: 231 mSDtfsCounter, 90 mSDsluCounter, 1581 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 1812 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:33,347 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 1812 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 17:34:33,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1130 states. [2024-11-08 17:34:33,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1130 to 939. [2024-11-08 17:34:33,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 939 states, 773 states have (on average 1.1565329883570505) internal successors, (894), 785 states have internal predecessors, (894), 132 states have call successors, (132), 33 states have call predecessors, (132), 33 states have return successors, (132), 120 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-08 17:34:33,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 939 states and 1158 transitions. [2024-11-08 17:34:33,518 INFO L78 Accepts]: Start accepts. Automaton has 939 states and 1158 transitions. Word has length 162 [2024-11-08 17:34:33,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:33,519 INFO L471 AbstractCegarLoop]: Abstraction has 939 states and 1158 transitions. [2024-11-08 17:34:33,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.0) internal successors, (70), 10 states have internal predecessors, (70), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:34:33,519 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1158 transitions. [2024-11-08 17:34:33,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-08 17:34:33,521 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:33,521 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:34:33,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:33,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:33,721 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:34:33,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:33,722 INFO L85 PathProgramCache]: Analyzing trace with hash 2117797663, now seen corresponding path program 1 times [2024-11-08 17:34:33,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:34:33,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2139877214] [2024-11-08 17:34:33,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:33,723 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 17:34:33,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:34:33,724 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:33,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:34:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:34,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 17:34:34,901 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:34:37,173 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 18 treesize of output 19 [2024-11-08 17:34:37,430 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:34:37,430 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 203 treesize of output 133 [2024-11-08 17:34:37,442 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:34:37,442 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 286 treesize of output 136 [2024-11-08 17:34:37,655 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 14 proven. 282 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-11-08 17:34:37,655 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:34:38,141 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:34:38,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2139877214] [2024-11-08 17:34:38,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2139877214] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:34:38,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782241849] [2024-11-08 17:34:38,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:38,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:34:38,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:34:38,143 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:34:38,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-11-08 17:34:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:39,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 17:34:39,050 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:34:40,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2024-11-08 17:34:43,033 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 18 treesize of output 19 [2024-11-08 17:34:43,429 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:34:43,430 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 191 treesize of output 121 [2024-11-08 17:34:43,441 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:34:43,441 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 256 treesize of output 136 [2024-11-08 17:34:43,500 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 14 proven. 291 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2024-11-08 17:34:43,500 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:34:43,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1782241849] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:34:43,836 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:34:43,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 16] total 25 [2024-11-08 17:34:43,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686997996] [2024-11-08 17:34:43,837 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 17:34:43,837 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-08 17:34:43,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:34:43,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-08 17:34:43,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2024-11-08 17:34:43,839 INFO L87 Difference]: Start difference. First operand 939 states and 1158 transitions. Second operand has 26 states, 24 states have (on average 5.875) internal successors, (141), 23 states have internal predecessors, (141), 6 states have call successors, (38), 6 states have call predecessors, (38), 7 states have return successors, (38), 4 states have call predecessors, (38), 6 states have call successors, (38) [2024-11-08 17:34:56,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:35:00,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:00,046 INFO L93 Difference]: Finished difference Result 2371 states and 2896 transitions. [2024-11-08 17:35:00,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-08 17:35:00,047 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 24 states have (on average 5.875) internal successors, (141), 23 states have internal predecessors, (141), 6 states have call successors, (38), 6 states have call predecessors, (38), 7 states have return successors, (38), 4 states have call predecessors, (38), 6 states have call successors, (38) Word has length 163 [2024-11-08 17:35:00,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:00,053 INFO L225 Difference]: With dead ends: 2371 [2024-11-08 17:35:00,053 INFO L226 Difference]: Without dead ends: 1560 [2024-11-08 17:35:00,055 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 357 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 488 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=412, Invalid=2038, Unknown=0, NotChecked=0, Total=2450 [2024-11-08 17:35:00,056 INFO L432 NwaCegarLoop]: 215 mSDtfsCounter, 426 mSDsluCounter, 2334 mSDsCounter, 0 mSdLazyCounter, 1700 mSolverCounterSat, 76 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 2549 SdHoareTripleChecker+Invalid, 1777 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1700 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:00,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [441 Valid, 2549 Invalid, 1777 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1700 Invalid, 1 Unknown, 0 Unchecked, 13.7s Time] [2024-11-08 17:35:00,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-11-08 17:35:00,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1180. [2024-11-08 17:35:00,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1180 states, 952 states have (on average 1.1470588235294117) internal successors, (1092), 967 states have internal predecessors, (1092), 178 states have call successors, (178), 49 states have call predecessors, (178), 49 states have return successors, (178), 163 states have call predecessors, (178), 178 states have call successors, (178) [2024-11-08 17:35:00,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 1448 transitions. [2024-11-08 17:35:00,300 INFO L78 Accepts]: Start accepts. Automaton has 1180 states and 1448 transitions. Word has length 163 [2024-11-08 17:35:00,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:00,300 INFO L471 AbstractCegarLoop]: Abstraction has 1180 states and 1448 transitions. [2024-11-08 17:35:00,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 24 states have (on average 5.875) internal successors, (141), 23 states have internal predecessors, (141), 6 states have call successors, (38), 6 states have call predecessors, (38), 7 states have return successors, (38), 4 states have call predecessors, (38), 6 states have call successors, (38) [2024-11-08 17:35:00,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1448 transitions. [2024-11-08 17:35:00,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-08 17:35:00,303 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:00,303 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:35:00,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Ended with exit code 0 [2024-11-08 17:35:00,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-11-08 17:35:00,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:35:00,704 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:00,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:00,704 INFO L85 PathProgramCache]: Analyzing trace with hash 529449761, now seen corresponding path program 1 times [2024-11-08 17:35:00,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:35:00,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [674094883] [2024-11-08 17:35:00,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:00,705 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 17:35:00,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:35:00,706 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:35:00,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:35:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:05,987 INFO L255 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 17:35:05,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:35:06,211 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:35:06,211 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 64 treesize of output 24 [2024-11-08 17:35:23,632 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:35:23,632 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 186 treesize of output 96 [2024-11-08 17:35:23,658 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:35:23,659 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 107 treesize of output 47 [2024-11-08 17:35:26,970 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2024-11-08 17:35:26,970 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:36:02,072 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:36:02,072 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:36:02,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [674094883] [2024-11-08 17:36:02,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [674094883] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:36:02,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:36:02,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2024-11-08 17:36:02,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769832576] [2024-11-08 17:36:02,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:36:02,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:36:02,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:36:02,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:36:02,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=364, Unknown=1, NotChecked=0, Total=420 [2024-11-08 17:36:02,075 INFO L87 Difference]: Start difference. First operand 1180 states and 1448 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:36:12,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:36:15,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:36:22,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:36:24,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:36:51,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:36:55,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:36:59,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:37:01,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:37:02,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:37:04,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:37:07,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:37:08,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:37:10,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:37:11,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:37:11,025 INFO L93 Difference]: Finished difference Result 2426 states and 2968 transitions. [2024-11-08 17:37:11,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:37:11,035 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 163 [2024-11-08 17:37:11,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:37:11,040 INFO L225 Difference]: With dead ends: 2426 [2024-11-08 17:37:11,041 INFO L226 Difference]: Without dead ends: 1428 [2024-11-08 17:37:11,042 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 61.1s TimeCoverageRelationStatistics Valid=60, Invalid=401, Unknown=1, NotChecked=0, Total=462 [2024-11-08 17:37:11,043 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 78 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:37:11,043 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 452 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 61 Invalid, 1 Unknown, 0 Unchecked, 47.4s Time] [2024-11-08 17:37:11,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states. [2024-11-08 17:37:11,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 1212. [2024-11-08 17:37:11,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1212 states, 984 states have (on average 1.1422764227642277) internal successors, (1124), 999 states have internal predecessors, (1124), 178 states have call successors, (178), 49 states have call predecessors, (178), 49 states have return successors, (178), 163 states have call predecessors, (178), 178 states have call successors, (178) [2024-11-08 17:37:11,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 1212 states and 1480 transitions. [2024-11-08 17:37:11,259 INFO L78 Accepts]: Start accepts. Automaton has 1212 states and 1480 transitions. Word has length 163 [2024-11-08 17:37:11,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:37:11,259 INFO L471 AbstractCegarLoop]: Abstraction has 1212 states and 1480 transitions. [2024-11-08 17:37:11,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:37:11,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1480 transitions. [2024-11-08 17:37:11,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-08 17:37:11,262 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:37:11,262 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:37:11,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:37:11,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:37:11,463 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:37:11,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:37:11,463 INFO L85 PathProgramCache]: Analyzing trace with hash 952151587, now seen corresponding path program 1 times [2024-11-08 17:37:11,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:37:11,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1760153051] [2024-11-08 17:37:11,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:37:11,464 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 17:37:11,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:37:11,465 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:37:11,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:37:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:37:12,329 INFO L255 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 17:37:12,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:37:14,959 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 18 treesize of output 19 [2024-11-08 17:37:15,341 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:37:15,341 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 203 treesize of output 133 [2024-11-08 17:37:15,350 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:37:15,350 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 286 treesize of output 136 [2024-11-08 17:37:15,598 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 14 proven. 282 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-11-08 17:37:15,598 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:37:16,208 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:37:16,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1760153051] [2024-11-08 17:37:16,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1760153051] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:37:16,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [732893923] [2024-11-08 17:37:16,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:37:16,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:37:16,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:37:16,210 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:37:16,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-11-08 17:37:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:37:17,538 INFO L255 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 17:37:17,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:37:19,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-08 17:37:42,007 INFO L349 Elim1Store]: treesize reduction 48, result has 35.1 percent of original size [2024-11-08 17:37:42,008 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 29 treesize of output 49 [2024-11-08 17:37:42,484 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:37:42,484 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 191 treesize of output 121 [2024-11-08 17:37:42,493 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:37:42,493 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 272 treesize of output 144 [2024-11-08 17:37:42,552 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 14 proven. 291 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2024-11-08 17:37:42,552 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:37:42,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [732893923] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:37:42,888 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:37:42,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 19] total 28 [2024-11-08 17:37:42,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689178458] [2024-11-08 17:37:42,889 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 17:37:42,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-08 17:37:42,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:37:42,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-08 17:37:42,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=927, Unknown=3, NotChecked=0, Total=1056 [2024-11-08 17:37:42,891 INFO L87 Difference]: Start difference. First operand 1212 states and 1480 transitions. Second operand has 29 states, 27 states have (on average 5.222222222222222) internal successors, (141), 26 states have internal predecessors, (141), 6 states have call successors, (38), 6 states have call predecessors, (38), 7 states have return successors, (38), 4 states have call predecessors, (38), 6 states have call successors, (38) [2024-11-08 17:38:14,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.72s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:38:19,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:38:22,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:22,778 INFO L93 Difference]: Finished difference Result 3287 states and 3991 transitions. [2024-11-08 17:38:22,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-08 17:38:22,779 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 27 states have (on average 5.222222222222222) internal successors, (141), 26 states have internal predecessors, (141), 6 states have call successors, (38), 6 states have call predecessors, (38), 7 states have return successors, (38), 4 states have call predecessors, (38), 6 states have call successors, (38) Word has length 163 [2024-11-08 17:38:22,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:22,786 INFO L225 Difference]: With dead ends: 3287 [2024-11-08 17:38:22,787 INFO L226 Difference]: Without dead ends: 2257 [2024-11-08 17:38:22,790 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 434 GetRequests, 354 SyntacticMatches, 1 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1807 ImplicationChecksByTransitivity, 25.3s TimeCoverageRelationStatistics Valid=771, Invalid=5706, Unknown=3, NotChecked=0, Total=6480 [2024-11-08 17:38:22,791 INFO L432 NwaCegarLoop]: 241 mSDtfsCounter, 746 mSDsluCounter, 3746 mSDsCounter, 0 mSdLazyCounter, 2851 mSolverCounterSat, 223 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 3987 SdHoareTripleChecker+Invalid, 3075 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 2851 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:38:22,791 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [761 Valid, 3987 Invalid, 3075 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 2851 Invalid, 1 Unknown, 0 Unchecked, 30.8s Time] [2024-11-08 17:38:22,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2257 states. [2024-11-08 17:38:23,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2257 to 1115. [2024-11-08 17:38:23,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1115 states, 907 states have (on average 1.141124586549063) internal successors, (1035), 921 states have internal predecessors, (1035), 163 states have call successors, (163), 44 states have call predecessors, (163), 44 states have return successors, (163), 149 states have call predecessors, (163), 163 states have call successors, (163) [2024-11-08 17:38:23,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 1115 states and 1361 transitions. [2024-11-08 17:38:23,118 INFO L78 Accepts]: Start accepts. Automaton has 1115 states and 1361 transitions. Word has length 163 [2024-11-08 17:38:23,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:23,119 INFO L471 AbstractCegarLoop]: Abstraction has 1115 states and 1361 transitions. [2024-11-08 17:38:23,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 27 states have (on average 5.222222222222222) internal successors, (141), 26 states have internal predecessors, (141), 6 states have call successors, (38), 6 states have call predecessors, (38), 7 states have return successors, (38), 4 states have call predecessors, (38), 6 states have call successors, (38) [2024-11-08 17:38:23,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1361 transitions. [2024-11-08 17:38:23,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-08 17:38:23,123 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:23,124 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:38:23,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2024-11-08 17:38:23,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:38:23,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:38:23,525 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:23,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:23,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1689122527, now seen corresponding path program 1 times [2024-11-08 17:38:23,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:38:23,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [225552796] [2024-11-08 17:38:23,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:23,526 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 17:38:23,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:38:23,529 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:38:23,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:38:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:24,203 INFO L255 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 17:38:24,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:38:24,277 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-08 17:38:24,277 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:38:24,277 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:38:24,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [225552796] [2024-11-08 17:38:24,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [225552796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:38:24,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:38:24,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 17:38:24,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624573458] [2024-11-08 17:38:24,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:24,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:38:24,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:38:24,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:38:24,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:38:24,279 INFO L87 Difference]: Start difference. First operand 1115 states and 1361 transitions. Second operand has 6 states, 5 states have (on average 15.4) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 17:38:24,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:24,979 INFO L93 Difference]: Finished difference Result 1797 states and 2184 transitions. [2024-11-08 17:38:24,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:38:24,988 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 15.4) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 163 [2024-11-08 17:38:24,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:24,992 INFO L225 Difference]: With dead ends: 1797 [2024-11-08 17:38:24,993 INFO L226 Difference]: Without dead ends: 747 [2024-11-08 17:38:24,994 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:38:24,995 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 1 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:38:24,995 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 560 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 17:38:24,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2024-11-08 17:38:25,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 719. [2024-11-08 17:38:25,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 719 states, 584 states have (on average 1.1386986301369864) internal successors, (665), 592 states have internal predecessors, (665), 105 states have call successors, (105), 29 states have call predecessors, (105), 29 states have return successors, (105), 97 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-08 17:38:25,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 875 transitions. [2024-11-08 17:38:25,209 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 875 transitions. Word has length 163 [2024-11-08 17:38:25,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:25,209 INFO L471 AbstractCegarLoop]: Abstraction has 719 states and 875 transitions. [2024-11-08 17:38:25,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.4) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 17:38:25,209 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 875 transitions. [2024-11-08 17:38:25,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-08 17:38:25,210 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:25,211 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:38:25,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Ended with exit code 0 [2024-11-08 17:38:25,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:38:25,411 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:25,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:25,412 INFO L85 PathProgramCache]: Analyzing trace with hash 799765943, now seen corresponding path program 1 times [2024-11-08 17:38:25,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:38:25,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1107689619] [2024-11-08 17:38:25,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:25,412 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 17:38:25,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:38:25,413 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:38:25,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:38:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:26,076 INFO L255 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 17:38:26,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:38:27,708 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 17:38:28,227 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 51 treesize of output 39 [2024-11-08 17:38:28,232 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 60 treesize of output 36 [2024-11-08 17:38:28,369 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 51 proven. 72 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-08 17:38:28,369 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:38:28,893 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:38:28,893 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:38:28,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1107689619] [2024-11-08 17:38:28,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1107689619] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:38:28,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:38:28,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [15] total 19 [2024-11-08 17:38:28,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086408358] [2024-11-08 17:38:28,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:28,894 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:38:28,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:38:28,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:38:28,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:38:28,896 INFO L87 Difference]: Start difference. First operand 719 states and 875 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:38:29,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:29,237 INFO L93 Difference]: Finished difference Result 751 states and 909 transitions. [2024-11-08 17:38:29,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 17:38:29,237 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 164 [2024-11-08 17:38:29,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:29,240 INFO L225 Difference]: With dead ends: 751 [2024-11-08 17:38:29,240 INFO L226 Difference]: Without dead ends: 749 [2024-11-08 17:38:29,240 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 329 GetRequests, 309 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2024-11-08 17:38:29,241 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 110 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 542 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:38:29,241 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 542 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:38:29,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2024-11-08 17:38:29,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 737. [2024-11-08 17:38:29,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 737 states, 603 states have (on average 1.1343283582089552) internal successors, (684), 611 states have internal predecessors, (684), 103 states have call successors, (103), 30 states have call predecessors, (103), 30 states have return successors, (103), 95 states have call predecessors, (103), 103 states have call successors, (103) [2024-11-08 17:38:29,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 737 states and 890 transitions. [2024-11-08 17:38:29,414 INFO L78 Accepts]: Start accepts. Automaton has 737 states and 890 transitions. Word has length 164 [2024-11-08 17:38:29,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:29,414 INFO L471 AbstractCegarLoop]: Abstraction has 737 states and 890 transitions. [2024-11-08 17:38:29,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:38:29,414 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 890 transitions. [2024-11-08 17:38:29,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-08 17:38:29,415 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:29,415 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:38:29,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:38:29,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:38:29,615 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:29,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:29,616 INFO L85 PathProgramCache]: Analyzing trace with hash 801612985, now seen corresponding path program 1 times [2024-11-08 17:38:29,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:38:29,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1135007238] [2024-11-08 17:38:29,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:29,617 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 17:38:29,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:38:29,618 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:38:29,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:38:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:30,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 17:38:30,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:38:31,387 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 17:38:31,747 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 60 treesize of output 44 [2024-11-08 17:38:31,754 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 17:38:31,829 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 9 proven. 387 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-11-08 17:38:31,829 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:38:32,201 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:38:32,201 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:38:32,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1135007238] [2024-11-08 17:38:32,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1135007238] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:38:32,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:38:32,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-11-08 17:38:32,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291688391] [2024-11-08 17:38:32,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:32,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:38:32,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:38:32,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:38:32,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-08 17:38:32,203 INFO L87 Difference]: Start difference. First operand 737 states and 890 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:38:32,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:32,564 INFO L93 Difference]: Finished difference Result 1399 states and 1688 transitions. [2024-11-08 17:38:32,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:38:32,565 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 164 [2024-11-08 17:38:32,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:32,567 INFO L225 Difference]: With dead ends: 1399 [2024-11-08 17:38:32,567 INFO L226 Difference]: Without dead ends: 737 [2024-11-08 17:38:32,568 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 317 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-08 17:38:32,568 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 84 mSDsluCounter, 435 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:38:32,568 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 616 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 17:38:32,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2024-11-08 17:38:32,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 737. [2024-11-08 17:38:32,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 737 states, 603 states have (on average 1.1243781094527363) internal successors, (678), 611 states have internal predecessors, (678), 103 states have call successors, (103), 30 states have call predecessors, (103), 30 states have return successors, (103), 95 states have call predecessors, (103), 103 states have call successors, (103) [2024-11-08 17:38:32,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 737 states and 884 transitions. [2024-11-08 17:38:32,711 INFO L78 Accepts]: Start accepts. Automaton has 737 states and 884 transitions. Word has length 164 [2024-11-08 17:38:32,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:32,711 INFO L471 AbstractCegarLoop]: Abstraction has 737 states and 884 transitions. [2024-11-08 17:38:32,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:38:32,712 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 884 transitions. [2024-11-08 17:38:32,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-08 17:38:32,712 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:32,712 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:38:32,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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)] Ended with exit code 0 [2024-11-08 17:38:32,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:38:32,913 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:32,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:32,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1718346949, now seen corresponding path program 1 times [2024-11-08 17:38:32,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:38:32,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1798522179] [2024-11-08 17:38:32,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:32,914 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 17:38:32,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:38:32,915 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:38:32,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (35)] Waiting until timeout for monitored process [2024-11-08 17:38:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:33,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 17:38:33,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:38:37,778 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 15 treesize of output 1 [2024-11-08 17:38:51,881 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 203 treesize of output 167 [2024-11-08 17:38:51,904 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:38:51,904 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 267 treesize of output 117 [2024-11-08 17:38:52,556 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2024-11-08 17:38:52,556 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:39:04,601 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:39:04,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1798522179] [2024-11-08 17:39:04,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1798522179] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:39:04,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330081480] [2024-11-08 17:39:04,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:39:04,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:39:04,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:39:04,603 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:39:04,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2024-11-08 17:39:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:39:05,511 INFO L255 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 17:39:05,516 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:39:06,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-08 17:39:14,788 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 17:39:37,872 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 185 treesize of output 149 [2024-11-08 17:39:37,897 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:39:37,897 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 253 treesize of output 125 [2024-11-08 17:39:38,339 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2024-11-08 17:39:38,339 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:39:47,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330081480] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:39:47,891 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:39:47,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2024-11-08 17:39:47,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615261342] [2024-11-08 17:39:47,891 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 17:39:47,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-08 17:39:47,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:39:47,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-08 17:39:47,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:39:47,893 INFO L87 Difference]: Start difference. First operand 737 states and 884 transitions. Second operand has 16 states, 16 states have (on average 8.875) internal successors, (142), 15 states have internal predecessors, (142), 4 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2024-11-08 17:40:14,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:40:18,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:40:20,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:40:28,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:40:32,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:40:33,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:40:33,527 INFO L93 Difference]: Finished difference Result 1722 states and 2046 transitions. [2024-11-08 17:40:33,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 17:40:33,528 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 8.875) internal successors, (142), 15 states have internal predecessors, (142), 4 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) Word has length 164 [2024-11-08 17:40:33,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:40:33,531 INFO L225 Difference]: With dead ends: 1722 [2024-11-08 17:40:33,531 INFO L226 Difference]: Without dead ends: 1060 [2024-11-08 17:40:33,532 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 377 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 23.9s TimeCoverageRelationStatistics Valid=125, Invalid=475, Unknown=0, NotChecked=0, Total=600 [2024-11-08 17:40:33,532 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 305 mSDsluCounter, 739 mSDsCounter, 0 mSdLazyCounter, 594 mSolverCounterSat, 47 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 874 SdHoareTripleChecker+Invalid, 645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 594 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:40:33,532 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 874 Invalid, 645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 594 Invalid, 4 Unknown, 0 Unchecked, 36.8s Time] [2024-11-08 17:40:33,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2024-11-08 17:40:33,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1055. [2024-11-08 17:40:33,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1055 states, 879 states have (on average 1.1194539249146758) internal successors, (984), 890 states have internal predecessors, (984), 130 states have call successors, (130), 45 states have call predecessors, (130), 45 states have return successors, (130), 119 states have call predecessors, (130), 130 states have call successors, (130) [2024-11-08 17:40:33,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 1055 states and 1244 transitions. [2024-11-08 17:40:33,780 INFO L78 Accepts]: Start accepts. Automaton has 1055 states and 1244 transitions. Word has length 164 [2024-11-08 17:40:33,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:40:33,781 INFO L471 AbstractCegarLoop]: Abstraction has 1055 states and 1244 transitions. [2024-11-08 17:40:33,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 8.875) internal successors, (142), 15 states have internal predecessors, (142), 4 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2024-11-08 17:40:33,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1244 transitions. [2024-11-08 17:40:33,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-08 17:40:33,782 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:40:33,782 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:40:33,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2024-11-08 17:40:33,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (35)] Forceful destruction successful, exit code 0 [2024-11-08 17:40:34,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:40:34,183 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:40:34,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:40:34,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1038288579, now seen corresponding path program 1 times [2024-11-08 17:40:34,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:40:34,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1301907646] [2024-11-08 17:40:34,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:40:34,184 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 17:40:34,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:40:34,185 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:40:34,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (37)] Waiting until timeout for monitored process [2024-11-08 17:40:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:40:34,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 17:40:34,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:40:38,842 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 26 treesize of output 22 [2024-11-08 17:40:39,728 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 20 proven. 481 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2024-11-08 17:40:39,729 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:40:40,322 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:40:40,322 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:40:40,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1301907646] [2024-11-08 17:40:40,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1301907646] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:40:40,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:40:40,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [22] total 25 [2024-11-08 17:40:40,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095588373] [2024-11-08 17:40:40,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:40:40,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:40:40,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:40:40,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:40:40,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=524, Unknown=0, NotChecked=0, Total=600 [2024-11-08 17:40:40,325 INFO L87 Difference]: Start difference. First operand 1055 states and 1244 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:40:41,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:40:41,330 INFO L93 Difference]: Finished difference Result 1972 states and 2326 transitions. [2024-11-08 17:40:41,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 17:40:41,331 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 164 [2024-11-08 17:40:41,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:40:41,336 INFO L225 Difference]: With dead ends: 1972 [2024-11-08 17:40:41,336 INFO L226 Difference]: Without dead ends: 1082 [2024-11-08 17:40:41,338 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 329 GetRequests, 303 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=88, Invalid=668, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:40:41,338 INFO L432 NwaCegarLoop]: 180 mSDtfsCounter, 86 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 790 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:40:41,339 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 790 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 17:40:41,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1082 states. [2024-11-08 17:40:41,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1082 to 1082. [2024-11-08 17:40:41,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1082 states, 906 states have (on average 1.1158940397350994) internal successors, (1011), 917 states have internal predecessors, (1011), 130 states have call successors, (130), 45 states have call predecessors, (130), 45 states have return successors, (130), 119 states have call predecessors, (130), 130 states have call successors, (130) [2024-11-08 17:40:41,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 1082 states and 1271 transitions. [2024-11-08 17:40:41,572 INFO L78 Accepts]: Start accepts. Automaton has 1082 states and 1271 transitions. Word has length 164 [2024-11-08 17:40:41,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:40:41,572 INFO L471 AbstractCegarLoop]: Abstraction has 1082 states and 1271 transitions. [2024-11-08 17:40:41,572 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 17:40:41,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1271 transitions. [2024-11-08 17:40:41,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-08 17:40:41,574 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:40:41,574 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:40:41,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (37)] Ended with exit code 0 [2024-11-08 17:40:41,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:40:41,775 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:40:41,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:40:41,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1019048601, now seen corresponding path program 1 times [2024-11-08 17:40:41,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:40:41,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [739834320] [2024-11-08 17:40:41,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:40:41,776 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 17:40:41,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:40:41,777 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:40:41,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (38)] Waiting until timeout for monitored process [2024-11-08 17:40:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:40:42,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 17:40:42,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:40:44,577 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 36 treesize of output 24 [2024-11-08 17:40:44,584 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 17:40:45,014 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 17:40:45,100 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 51 proven. 72 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-08 17:40:45,101 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:40:46,147 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-08 17:40:46,148 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 30 treesize of output 25 [2024-11-08 17:40:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 579 trivial. 0 not checked. [2024-11-08 17:40:47,003 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:40:47,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [739834320] [2024-11-08 17:40:47,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [739834320] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:40:47,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:40:47,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 23 [2024-11-08 17:40:47,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126495628] [2024-11-08 17:40:47,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:40:47,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-08 17:40:47,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:40:47,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-08 17:40:47,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2024-11-08 17:40:47,005 INFO L87 Difference]: Start difference. First operand 1082 states and 1271 transitions. Second operand has 13 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 12 states have internal predecessors, (80), 3 states have call successors, (19), 1 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 17:40:49,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:40:49,420 INFO L93 Difference]: Finished difference Result 1926 states and 2256 transitions. [2024-11-08 17:40:49,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:40:49,427 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 12 states have internal predecessors, (80), 3 states have call successors, (19), 1 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 166 [2024-11-08 17:40:49,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:40:49,431 INFO L225 Difference]: With dead ends: 1926 [2024-11-08 17:40:49,431 INFO L226 Difference]: Without dead ends: 1009 [2024-11-08 17:40:49,433 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 309 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=208, Invalid=784, Unknown=0, NotChecked=0, Total=992 [2024-11-08 17:40:49,433 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 544 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 317 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 544 SdHoareTripleChecker+Valid, 701 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:40:49,433 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [544 Valid, 701 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 317 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-08 17:40:49,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1009 states. [2024-11-08 17:40:49,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1009 to 989. [2024-11-08 17:40:49,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 989 states, 813 states have (on average 1.099630996309963) internal successors, (894), 824 states have internal predecessors, (894), 130 states have call successors, (130), 45 states have call predecessors, (130), 45 states have return successors, (130), 119 states have call predecessors, (130), 130 states have call successors, (130) [2024-11-08 17:40:49,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 989 states and 1154 transitions. [2024-11-08 17:40:49,687 INFO L78 Accepts]: Start accepts. Automaton has 989 states and 1154 transitions. Word has length 166 [2024-11-08 17:40:49,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:40:49,687 INFO L471 AbstractCegarLoop]: Abstraction has 989 states and 1154 transitions. [2024-11-08 17:40:49,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 12 states have internal predecessors, (80), 3 states have call successors, (19), 1 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 17:40:49,688 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1154 transitions. [2024-11-08 17:40:49,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-08 17:40:49,689 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:40:49,689 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:40:49,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (38)] Ended with exit code 0 [2024-11-08 17:40:49,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:40:49,891 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:40:49,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:40:49,892 INFO L85 PathProgramCache]: Analyzing trace with hash -645447007, now seen corresponding path program 1 times [2024-11-08 17:40:49,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:40:49,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1963310699] [2024-11-08 17:40:49,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:40:49,893 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 17:40:49,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:40:49,896 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:40:49,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (39)] Waiting until timeout for monitored process [2024-11-08 17:40:50,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:40:50,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 17:40:50,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:40:56,121 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 17:41:13,512 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 203 treesize of output 167 [2024-11-08 17:41:13,536 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:41:13,537 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 265 treesize of output 115 [2024-11-08 17:41:14,331 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 14 proven. 282 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-11-08 17:41:14,331 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:41:26,381 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:41:26,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1963310699] [2024-11-08 17:41:26,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1963310699] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:41:26,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [472115451] [2024-11-08 17:41:26,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:41:26,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:41:26,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:41:26,394 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:41:26,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2024-11-08 17:41:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:41:27,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 17:41:27,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:41:29,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2024-11-08 17:41:42,844 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 17:42:10,583 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 185 treesize of output 149 [2024-11-08 17:42:10,615 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:42:10,615 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 243 treesize of output 119 [2024-11-08 17:42:11,405 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 14 proven. 282 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-11-08 17:42:11,405 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:42:24,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [472115451] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:42:24,435 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:42:24,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 22 [2024-11-08 17:42:24,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210847712] [2024-11-08 17:42:24,435 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 17:42:24,436 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-08 17:42:24,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:42:24,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-08 17:42:24,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=499, Unknown=1, NotChecked=0, Total=600 [2024-11-08 17:42:24,437 INFO L87 Difference]: Start difference. First operand 989 states and 1154 transitions. Second operand has 23 states, 21 states have (on average 7.238095238095238) internal successors, (152), 20 states have internal predecessors, (152), 6 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 4 states have call predecessors, (38), 6 states have call successors, (38) [2024-11-08 17:42:56,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:43:00,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:43:05,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:43:07,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:43:18,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:43:22,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:43:30,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:43:34,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:43:35,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:43:35,009 INFO L93 Difference]: Finished difference Result 1827 states and 2119 transitions. [2024-11-08 17:43:35,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-08 17:43:35,010 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 7.238095238095238) internal successors, (152), 20 states have internal predecessors, (152), 6 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 4 states have call predecessors, (38), 6 states have call successors, (38) Word has length 166 [2024-11-08 17:43:35,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:43:35,012 INFO L225 Difference]: With dead ends: 1827 [2024-11-08 17:43:35,012 INFO L226 Difference]: Without dead ends: 0 [2024-11-08 17:43:35,013 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 415 GetRequests, 375 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 40.5s TimeCoverageRelationStatistics Valid=333, Invalid=1306, Unknown=1, NotChecked=0, Total=1640 [2024-11-08 17:43:35,014 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 647 mSDsluCounter, 1041 mSDsCounter, 0 mSdLazyCounter, 1054 mSolverCounterSat, 181 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 647 SdHoareTripleChecker+Valid, 1156 SdHoareTripleChecker+Invalid, 1242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1054 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:43:35,014 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [647 Valid, 1156 Invalid, 1242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1054 Invalid, 7 Unknown, 0 Unchecked, 53.8s Time] [2024-11-08 17:43:35,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-08 17:43:35,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-08 17:43:35,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:43:35,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-08 17:43:35,017 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 166 [2024-11-08 17:43:35,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:43:35,017 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 17:43:35,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 7.238095238095238) internal successors, (152), 20 states have internal predecessors, (152), 6 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 4 states have call predecessors, (38), 6 states have call successors, (38) [2024-11-08 17:43:35,017 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-08 17:43:35,017 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 17:43:35,020 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 17:43:35,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Ended with exit code 0 [2024-11-08 17:43:35,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 (39)] Forceful destruction successful, exit code 0 [2024-11-08 17:43:35,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bfb670c-2c1d-43c4-a510-a48db0abd6f5/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 17:43:35,424 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:43:35,426 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-08 17:45:25,172 WARN L286 SmtUtils]: Spent 1.24m on a formula simplification. DAG size of input: 142 DAG size of output: 112 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter)