./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-68.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_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 da6ef4fc5dac50b4d28cdb6a2651e875027ea78107a6a98d77f5bcb3b6ca789e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:18:00,558 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:18:00,684 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 17:18:00,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:18:00,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:18:00,747 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:18:00,748 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:18:00,748 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:18:00,749 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:18:00,756 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:18:00,756 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:18:00,757 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:18:00,757 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:18:00,758 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:18:00,758 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:18:00,762 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:18:00,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:18:00,763 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:18:00,763 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:18:00,764 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:18:00,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:18:00,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:18:00,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:18:00,765 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:18:00,766 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:18:00,766 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:18:00,766 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:18:00,767 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:18:00,767 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:18:00,768 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:18:00,768 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:18:00,768 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:18:00,772 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:18:00,772 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:18:00,772 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:18:00,773 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:18:00,773 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:18:00,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:18:00,774 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:18:00,774 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:18:00,774 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:18:00,775 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:18:00,776 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_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da6ef4fc5dac50b4d28cdb6a2651e875027ea78107a6a98d77f5bcb3b6ca789e [2024-11-08 17:18:01,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:18:01,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:18:01,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:18:01,170 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:18:01,171 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:18:01,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-68.i Unable to find full path for "g++" [2024-11-08 17:18:03,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:18:03,978 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:18:03,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-68.i [2024-11-08 17:18:03,995 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/data/18f5130f9/749820b8837d43c4a39af255c8e72631/FLAGee45f9409 [2024-11-08 17:18:04,015 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/data/18f5130f9/749820b8837d43c4a39af255c8e72631 [2024-11-08 17:18:04,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:18:04,021 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:18:04,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:18:04,023 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:18:04,031 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:18:04,032 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,034 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47d41283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04, skipping insertion in model container [2024-11-08 17:18:04,034 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,087 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:18:04,311 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_05454ac8-bae3-43bc-ae8f-a23f752eabe5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-68.i[916,929] [2024-11-08 17:18:04,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:18:04,423 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:18:04,436 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_05454ac8-bae3-43bc-ae8f-a23f752eabe5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-68.i[916,929] [2024-11-08 17:18:04,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:18:04,544 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:18:04,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04 WrapperNode [2024-11-08 17:18:04,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:18:04,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:18:04,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:18:04,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:18:04,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,619 INFO L138 Inliner]: procedures = 29, calls = 176, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 517 [2024-11-08 17:18:04,620 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:18:04,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:18:04,620 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:18:04,621 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:18:04,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,656 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,699 INFO L175 MemorySlicer]: Split 142 memory accesses to 7 slices as follows [2, 8, 23, 19, 39, 36, 15]. 27 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 1, 3, 3, 4, 4, 2]. The 20 writes are split as follows [0, 1, 3, 3, 5, 6, 2]. [2024-11-08 17:18:04,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,700 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,747 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,755 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,775 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:18:04,776 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:18:04,776 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:18:04,777 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:18:04,781 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (1/1) ... [2024-11-08 17:18:04,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:18:04,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:18:04,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:18:04,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:18:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:18:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-08 17:18:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-08 17:18:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-08 17:18:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-08 17:18:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-08 17:18:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-08 17:18:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-08 17:18:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 17:18:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 17:18:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 17:18:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 17:18:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 17:18:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 17:18:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-08 17:18:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-08 17:18:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-08 17:18:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-08 17:18:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-08 17:18:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-08 17:18:04,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-08 17:18:04,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-08 17:18:04,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 17:18:04,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 17:18:04,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 17:18:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 17:18:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 17:18:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 17:18:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-08 17:18:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-08 17:18:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-08 17:18:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-08 17:18:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-08 17:18:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-08 17:18:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-08 17:18:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-08 17:18:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:18:04,930 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:18:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 17:18:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 17:18:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 17:18:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 17:18:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 17:18:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 17:18:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-08 17:18:04,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:18:04,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:18:05,197 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:18:05,203 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:18:05,951 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-08 17:18:05,952 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:18:05,971 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:18:05,971 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:18:05,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:18:05 BoogieIcfgContainer [2024-11-08 17:18:05,972 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:18:05,976 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:18:05,976 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:18:05,981 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:18:05,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:18:04" (1/3) ... [2024-11-08 17:18:05,983 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54dfbb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:18:05, skipping insertion in model container [2024-11-08 17:18:05,983 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:04" (2/3) ... [2024-11-08 17:18:05,983 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54dfbb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:18:05, skipping insertion in model container [2024-11-08 17:18:05,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:18:05" (3/3) ... [2024-11-08 17:18:05,985 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-68.i [2024-11-08 17:18:06,011 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:18:06,011 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:18:06,090 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:18:06,098 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;@690460f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:18:06,098 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:18:06,104 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 94 states have (on average 1.4148936170212767) internal successors, (133), 95 states have internal predecessors, (133), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:06,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-08 17:18:06,131 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:06,133 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:06,135 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:06,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:06,142 INFO L85 PathProgramCache]: Analyzing trace with hash -1787828356, now seen corresponding path program 1 times [2024-11-08 17:18:06,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:18:06,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915683258] [2024-11-08 17:18:06,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:06,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:18:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:18:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:18:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:18:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:18:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:18:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 17:18:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 17:18:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 17:18:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:18:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:18:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:18:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 17:18:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 17:18:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 17:18:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 17:18:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 17:18:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 17:18:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:06,989 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:06,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:18:06,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915683258] [2024-11-08 17:18:06,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915683258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:06,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:06,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:18:06,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79562133] [2024-11-08 17:18:06,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:07,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:18:07,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:18:07,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:18:07,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:18:07,045 INFO L87 Difference]: Start difference. First operand has 114 states, 94 states have (on average 1.4148936170212767) internal successors, (133), 95 states have internal predecessors, (133), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) 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, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:07,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:07,093 INFO L93 Difference]: Finished difference Result 221 states and 345 transitions. [2024-11-08 17:18:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:18:07,096 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, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 146 [2024-11-08 17:18:07,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:07,108 INFO L225 Difference]: With dead ends: 221 [2024-11-08 17:18:07,108 INFO L226 Difference]: Without dead ends: 110 [2024-11-08 17:18:07,114 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 53 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 17:18:07,118 INFO L432 NwaCegarLoop]: 160 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, 160 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 17:18:07,120 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:18:07,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-08 17:18:07,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-08 17:18:07,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 91 states have (on average 1.3846153846153846) internal successors, (126), 91 states have internal predecessors, (126), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:07,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 160 transitions. [2024-11-08 17:18:07,187 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 160 transitions. Word has length 146 [2024-11-08 17:18:07,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:07,190 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 160 transitions. [2024-11-08 17:18:07,191 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, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:07,191 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 160 transitions. [2024-11-08 17:18:07,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-08 17:18:07,198 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:07,198 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:07,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:18:07,199 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:07,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:07,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1487051670, now seen corresponding path program 1 times [2024-11-08 17:18:07,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:18:07,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775919050] [2024-11-08 17:18:07,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:07,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:18:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:18:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:18:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:18:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:18:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:18:07,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 17:18:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 17:18:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 17:18:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:18:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:18:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:18:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 17:18:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 17:18:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 17:18:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 17:18:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 17:18:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 17:18:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:07,837 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:07,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:18:07,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775919050] [2024-11-08 17:18:07,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775919050] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:07,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:07,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:18:07,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864122935] [2024-11-08 17:18:07,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:07,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:18:07,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:18:07,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:18:07,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:18:07,849 INFO L87 Difference]: Start difference. First operand 110 states and 160 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:07,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:07,932 INFO L93 Difference]: Finished difference Result 219 states and 320 transitions. [2024-11-08 17:18:07,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:18:07,933 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 146 [2024-11-08 17:18:07,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:07,936 INFO L225 Difference]: With dead ends: 219 [2024-11-08 17:18:07,936 INFO L226 Difference]: Without dead ends: 112 [2024-11-08 17:18:07,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 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 17:18:07,939 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 0 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 463 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:07,940 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 463 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:18:07,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-08 17:18:07,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-11-08 17:18:07,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 93 states have (on average 1.3763440860215055) internal successors, (128), 93 states have internal predecessors, (128), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:07,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 162 transitions. [2024-11-08 17:18:07,957 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 162 transitions. Word has length 146 [2024-11-08 17:18:07,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:07,959 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 162 transitions. [2024-11-08 17:18:07,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:07,960 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 162 transitions. [2024-11-08 17:18:07,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-08 17:18:07,963 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:07,963 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:07,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:18:07,964 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:07,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:07,965 INFO L85 PathProgramCache]: Analyzing trace with hash -941206952, now seen corresponding path program 1 times [2024-11-08 17:18:07,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:18:07,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585915877] [2024-11-08 17:18:07,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:07,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:18:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:18:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:18:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:18:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:18:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:18:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 17:18:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 17:18:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 17:18:08,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:18:08,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:18:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:18:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 17:18:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 17:18:08,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 17:18:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 17:18:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 17:18:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 17:18:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:08,599 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:08,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:18:08,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585915877] [2024-11-08 17:18:08,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585915877] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:08,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:08,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:18:08,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263307944] [2024-11-08 17:18:08,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:08,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:18:08,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:18:08,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:18:08,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:18:08,612 INFO L87 Difference]: Start difference. First operand 112 states and 162 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:08,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:08,749 INFO L93 Difference]: Finished difference Result 224 states and 325 transitions. [2024-11-08 17:18:08,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:18:08,751 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 146 [2024-11-08 17:18:08,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:08,757 INFO L225 Difference]: With dead ends: 224 [2024-11-08 17:18:08,757 INFO L226 Difference]: Without dead ends: 115 [2024-11-08 17:18:08,758 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 37 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 17:18:08,760 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:08,765 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 613 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:18:08,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-08 17:18:08,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2024-11-08 17:18:08,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 96 states have (on average 1.3645833333333333) internal successors, (131), 96 states have internal predecessors, (131), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:08,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 165 transitions. [2024-11-08 17:18:08,790 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 165 transitions. Word has length 146 [2024-11-08 17:18:08,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:08,791 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 165 transitions. [2024-11-08 17:18:08,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:08,792 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 165 transitions. [2024-11-08 17:18:08,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-08 17:18:08,796 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:08,796 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:08,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 17:18:08,797 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:08,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:08,798 INFO L85 PathProgramCache]: Analyzing trace with hash -163024792, now seen corresponding path program 1 times [2024-11-08 17:18:08,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:18:08,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170895942] [2024-11-08 17:18:08,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:08,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:18:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:18:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:18:09,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:18:09,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:18:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:18:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 17:18:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 17:18:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 17:18:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:18:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:18:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:18:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 17:18:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 17:18:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 17:18:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 17:18:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 17:18:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 17:18:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,290 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:09,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:18:09,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170895942] [2024-11-08 17:18:09,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170895942] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:09,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:09,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:18:09,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535534650] [2024-11-08 17:18:09,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:09,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:18:09,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:18:09,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:18:09,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:18:09,298 INFO L87 Difference]: Start difference. First operand 115 states and 165 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:09,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:09,371 INFO L93 Difference]: Finished difference Result 230 states and 331 transitions. [2024-11-08 17:18:09,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:18:09,373 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 146 [2024-11-08 17:18:09,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:09,377 INFO L225 Difference]: With dead ends: 230 [2024-11-08 17:18:09,377 INFO L226 Difference]: Without dead ends: 118 [2024-11-08 17:18:09,378 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 37 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 17:18:09,383 INFO L432 NwaCegarLoop]: 159 mSDtfsCounter, 0 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:09,383 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 618 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:18:09,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2024-11-08 17:18:09,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 116. [2024-11-08 17:18:09,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 97 states have (on average 1.3608247422680413) internal successors, (132), 97 states have internal predecessors, (132), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:09,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 166 transitions. [2024-11-08 17:18:09,405 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 166 transitions. Word has length 146 [2024-11-08 17:18:09,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:09,406 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 166 transitions. [2024-11-08 17:18:09,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:09,406 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 166 transitions. [2024-11-08 17:18:09,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 17:18:09,413 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:09,414 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:09,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 17:18:09,414 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:09,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:09,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1030813341, now seen corresponding path program 1 times [2024-11-08 17:18:09,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:18:09,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918403960] [2024-11-08 17:18:09,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:09,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:18:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:18:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:18:09,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:18:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:18:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:18:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 17:18:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 17:18:09,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 17:18:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:18:09,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:18:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:18:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 17:18:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 17:18:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 17:18:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 17:18:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 17:18:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 17:18:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:09,771 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:09,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:18:09,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918403960] [2024-11-08 17:18:09,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918403960] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:09,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:09,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:18:09,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010162215] [2024-11-08 17:18:09,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:09,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:18:09,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:18:09,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:18:09,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:18:09,778 INFO L87 Difference]: Start difference. First operand 116 states and 166 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:09,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:09,823 INFO L93 Difference]: Finished difference Result 232 states and 333 transitions. [2024-11-08 17:18:09,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:18:09,824 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2024-11-08 17:18:09,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:09,828 INFO L225 Difference]: With dead ends: 232 [2024-11-08 17:18:09,828 INFO L226 Difference]: Without dead ends: 119 [2024-11-08 17:18:09,830 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 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 17:18:09,832 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 1 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 460 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 17:18:09,836 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 460 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:18:09,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-08 17:18:09,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 118. [2024-11-08 17:18:09,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 99 states have (on average 1.3535353535353536) internal successors, (134), 99 states have internal predecessors, (134), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:09,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 168 transitions. [2024-11-08 17:18:09,856 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 168 transitions. Word has length 148 [2024-11-08 17:18:09,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:09,857 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 168 transitions. [2024-11-08 17:18:09,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:09,857 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 168 transitions. [2024-11-08 17:18:09,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 17:18:09,861 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:09,861 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:09,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 17:18:09,861 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:09,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:09,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1731877919, now seen corresponding path program 1 times [2024-11-08 17:18:09,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:18:09,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951995428] [2024-11-08 17:18:09,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:09,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:18:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:18:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:18:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:18:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:18:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:18:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 17:18:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 17:18:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 17:18:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:18:10,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:18:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:18:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 17:18:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 17:18:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 17:18:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 17:18:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 17:18:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 17:18:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,169 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:10,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:18:10,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951995428] [2024-11-08 17:18:10,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951995428] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:10,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:10,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:18:10,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171751742] [2024-11-08 17:18:10,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:10,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:18:10,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:18:10,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:18:10,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:18:10,173 INFO L87 Difference]: Start difference. First operand 118 states and 168 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:10,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:10,224 INFO L93 Difference]: Finished difference Result 236 states and 337 transitions. [2024-11-08 17:18:10,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:18:10,227 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2024-11-08 17:18:10,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:10,228 INFO L225 Difference]: With dead ends: 236 [2024-11-08 17:18:10,228 INFO L226 Difference]: Without dead ends: 121 [2024-11-08 17:18:10,229 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 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 17:18:10,232 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 1 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 461 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 17:18:10,232 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 461 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:18:10,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-08 17:18:10,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 120. [2024-11-08 17:18:10,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 101 states have (on average 1.3465346534653466) internal successors, (136), 101 states have internal predecessors, (136), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:10,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 170 transitions. [2024-11-08 17:18:10,248 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 170 transitions. Word has length 148 [2024-11-08 17:18:10,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:10,253 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 170 transitions. [2024-11-08 17:18:10,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:10,254 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 170 transitions. [2024-11-08 17:18:10,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 17:18:10,255 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:10,256 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:10,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 17:18:10,256 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:10,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:10,260 INFO L85 PathProgramCache]: Analyzing trace with hash -788082015, now seen corresponding path program 1 times [2024-11-08 17:18:10,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:18:10,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543010338] [2024-11-08 17:18:10,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:10,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:18:10,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:18:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:18:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:18:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:18:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:18:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 17:18:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 17:18:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 17:18:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:18:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:18:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:18:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 17:18:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 17:18:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 17:18:10,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 17:18:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 17:18:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 17:18:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:10,576 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:10,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:18:10,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543010338] [2024-11-08 17:18:10,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543010338] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:10,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:10,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:18:10,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160349014] [2024-11-08 17:18:10,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:10,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:18:10,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:18:10,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:18:10,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:18:10,579 INFO L87 Difference]: Start difference. First operand 120 states and 170 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:10,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:10,619 INFO L93 Difference]: Finished difference Result 240 states and 341 transitions. [2024-11-08 17:18:10,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:18:10,620 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2024-11-08 17:18:10,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:10,622 INFO L225 Difference]: With dead ends: 240 [2024-11-08 17:18:10,622 INFO L226 Difference]: Without dead ends: 123 [2024-11-08 17:18:10,623 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 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 17:18:10,627 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 1 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 463 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 17:18:10,627 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 463 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:18:10,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2024-11-08 17:18:10,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 122. [2024-11-08 17:18:10,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 103 states have (on average 1.3398058252427185) internal successors, (138), 103 states have internal predecessors, (138), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:10,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 172 transitions. [2024-11-08 17:18:10,644 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 172 transitions. Word has length 148 [2024-11-08 17:18:10,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:10,646 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 172 transitions. [2024-11-08 17:18:10,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:10,647 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 172 transitions. [2024-11-08 17:18:10,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 17:18:10,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:10,655 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:10,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 17:18:10,655 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:10,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:10,656 INFO L85 PathProgramCache]: Analyzing trace with hash -786234973, now seen corresponding path program 1 times [2024-11-08 17:18:10,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:18:10,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533389457] [2024-11-08 17:18:10,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:10,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:18:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:18:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:18:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:18:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 17:18:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:18:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 17:18:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 17:18:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 17:18:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:18:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:18:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:18:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 17:18:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 17:18:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 17:18:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 17:18:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 17:18:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 17:18:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:11,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:18:11,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533389457] [2024-11-08 17:18:11,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533389457] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:11,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:11,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 17:18:11,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059690172] [2024-11-08 17:18:11,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:11,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:18:11,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:18:11,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:18:11,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:18:11,218 INFO L87 Difference]: Start difference. First operand 122 states and 172 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:11,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:11,240 INFO L93 Difference]: Finished difference Result 241 states and 341 transitions. [2024-11-08 17:18:11,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:18:11,241 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2024-11-08 17:18:11,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:11,246 INFO L225 Difference]: With dead ends: 241 [2024-11-08 17:18:11,246 INFO L226 Difference]: Without dead ends: 122 [2024-11-08 17:18:11,247 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:18:11,248 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 0 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:11,248 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 313 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:18:11,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-08 17:18:11,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2024-11-08 17:18:11,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 103 states have (on average 1.3300970873786409) internal successors, (137), 103 states have internal predecessors, (137), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:11,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 171 transitions. [2024-11-08 17:18:11,264 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 171 transitions. Word has length 148 [2024-11-08 17:18:11,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:11,264 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 171 transitions. [2024-11-08 17:18:11,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:11,265 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 171 transitions. [2024-11-08 17:18:11,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 17:18:11,267 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:11,267 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:11,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 17:18:11,269 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:11,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:11,269 INFO L85 PathProgramCache]: Analyzing trace with hash -724195359, now seen corresponding path program 1 times [2024-11-08 17:18:11,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:18:11,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294240155] [2024-11-08 17:18:11,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:11,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:18:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 17:18:11,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [47063469] [2024-11-08 17:18:11,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:11,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:18:11,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:18:11,487 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:18:11,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 17:18:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:18:12,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:18:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:18:12,852 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:18:12,853 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:18:12,854 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 17:18:12,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 17:18:13,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:18:13,062 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:18:13,248 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:18:13,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:18:13 BoogieIcfgContainer [2024-11-08 17:18:13,254 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:18:13,255 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:18:13,255 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:18:13,255 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:18:13,256 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:18:05" (3/4) ... [2024-11-08 17:18:13,261 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:18:13,262 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:18:13,263 INFO L158 Benchmark]: Toolchain (without parser) took 9242.33ms. Allocated memory was 134.2MB in the beginning and 218.1MB in the end (delta: 83.9MB). Free memory was 91.8MB in the beginning and 81.4MB in the end (delta: 10.4MB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. [2024-11-08 17:18:13,263 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:18:13,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.04ms. Allocated memory is still 134.2MB. Free memory was 91.5MB in the beginning and 74.0MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 17:18:13,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.27ms. Allocated memory is still 134.2MB. Free memory was 74.0MB in the beginning and 70.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:18:13,264 INFO L158 Benchmark]: Boogie Preprocessor took 154.91ms. Allocated memory is still 134.2MB. Free memory was 70.2MB in the beginning and 65.1MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:18:13,264 INFO L158 Benchmark]: RCFGBuilder took 1196.29ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 64.8MB in the beginning and 115.5MB in the end (delta: -50.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-11-08 17:18:13,266 INFO L158 Benchmark]: TraceAbstraction took 7278.39ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 114.7MB in the beginning and 81.4MB in the end (delta: 33.4MB). Peak memory consumption was 69.8MB. Max. memory is 16.1GB. [2024-11-08 17:18:13,266 INFO L158 Benchmark]: Witness Printer took 7.41ms. Allocated memory is still 218.1MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:18:13,269 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 522.04ms. Allocated memory is still 134.2MB. Free memory was 91.5MB in the beginning and 74.0MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.27ms. Allocated memory is still 134.2MB. Free memory was 74.0MB in the beginning and 70.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 154.91ms. Allocated memory is still 134.2MB. Free memory was 70.2MB in the beginning and 65.1MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1196.29ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 64.8MB in the beginning and 115.5MB in the end (delta: -50.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * TraceAbstraction took 7278.39ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 114.7MB in the beginning and 81.4MB in the end (delta: 33.4MB). Peak memory consumption was 69.8MB. Max. memory is 16.1GB. * Witness Printer took 7.41ms. Allocated memory is still 218.1MB. Free memory is still 81.4MB. 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 108, overapproximation of someBinaryFLOATComparisonOperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 0 }; [L25-L27] double double_Array_0[3] = { 999.8, 25.5, 9999999999999.729 }; [L25-L27] double double_Array_0[3] = { 999.8, 25.5, 9999999999999.729 }; [L25-L27] double double_Array_0[3] = { 999.8, 25.5, 9999999999999.729 }; [L25-L27] double double_Array_0[3] = { 999.8, 25.5, 9999999999999.729 }; [L28-L30] float float_Array_0[3] = { 32.375, 16.8, 64.5 }; [L28-L30] float float_Array_0[3] = { 32.375, 16.8, 64.5 }; [L28-L30] float float_Array_0[3] = { 32.375, 16.8, 64.5 }; [L28-L30] float float_Array_0[3] = { 32.375, 16.8, 64.5 }; [L31-L33] signed long int signed_long_int_Array_0[2][2] = { {10, 5}, {-10, 32} }; [L31-L33] signed long int signed_long_int_Array_0[2][2] = { {10, 5}, {-10, 32} }; [L31-L33] signed long int signed_long_int_Array_0[2][2] = { {10, 5}, {-10, 32} }; [L31-L33] signed long int signed_long_int_Array_0[2][2] = { {10, 5}, {-10, 32} }; [L31-L33] signed long int signed_long_int_Array_0[2][2] = { {10, 5}, {-10, 32} }; [L34-L36] signed short int signed_short_int_Array_0[2][2] = { {-25, -64}, {-8, 0} }; [L34-L36] signed short int signed_short_int_Array_0[2][2] = { {-25, -64}, {-8, 0} }; [L34-L36] signed short int signed_short_int_Array_0[2][2] = { {-25, -64}, {-8, 0} }; [L34-L36] signed short int signed_short_int_Array_0[2][2] = { {-25, -64}, {-8, 0} }; [L34-L36] signed short int signed_short_int_Array_0[2][2] = { {-25, -64}, {-8, 0} }; [L37-L39] unsigned long int unsigned_long_int_Array_0[2] = { 0, 8 }; [L37-L39] unsigned long int unsigned_long_int_Array_0[2] = { 0, 8 }; [L37-L39] unsigned long int unsigned_long_int_Array_0[2] = { 0, 8 }; [L40] signed long int last_1_signed_long_int_Array_0_0__1_ = 5; [L41] signed short int last_1_signed_short_int_Array_0_0__0_ = -25; VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=0, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L112] isInitial = 1 [L113] FCALL initially() [L114] COND TRUE 1 [L115] CALL updateLastVariables() [L104] EXPR signed_long_int_Array_0[0][1] [L104] last_1_signed_long_int_Array_0_0__1_ = signed_long_int_Array_0[0][1] [L105] EXPR signed_short_int_Array_0[0][0] [L105] last_1_signed_short_int_Array_0_0__0_ = signed_short_int_Array_0[0][0] [L115] RET updateLastVariables() [L116] CALL updateVariables() [L75] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L76] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L76] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L76] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L77] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L78] double_Array_0[0] = __VERIFIER_nondet_double() [L79] EXPR double_Array_0[0] [L79] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L79] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F [L79] EXPR double_Array_0[0] [L79] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L79] EXPR (double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L79] EXPR (double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L79] CALL assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L79] RET assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L80] double_Array_0[2] = __VERIFIER_nondet_double() [L81] EXPR double_Array_0[2] [L81] EXPR double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L81] EXPR double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F [L81] EXPR double_Array_0[2] [L81] EXPR double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L81] EXPR (double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L81] EXPR (double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L81] CALL assume_abort_if_not((double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L81] RET assume_abort_if_not((double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L82] float_Array_0[1] = __VERIFIER_nondet_float() [L83] EXPR float_Array_0[1] [L83] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L83] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F [L83] EXPR float_Array_0[1] [L83] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L83] EXPR (float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L83] EXPR (float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L83] CALL assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L83] RET assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L84] float_Array_0[2] = __VERIFIER_nondet_float() [L85] EXPR float_Array_0[2] [L85] EXPR float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L85] EXPR float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F [L85] EXPR float_Array_0[2] [L85] EXPR float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L85] EXPR (float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L85] EXPR (float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L85] CALL assume_abort_if_not((float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L85] RET assume_abort_if_not((float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L86] signed_long_int_Array_0[0][0] = __VERIFIER_nondet_long() [L87] EXPR signed_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L87] CALL assume_abort_if_not(signed_long_int_Array_0[0][0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L87] RET assume_abort_if_not(signed_long_int_Array_0[0][0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L88] EXPR signed_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L88] CALL assume_abort_if_not(signed_long_int_Array_0[0][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L88] RET assume_abort_if_not(signed_long_int_Array_0[0][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L89] EXPR signed_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L89] CALL assume_abort_if_not(signed_long_int_Array_0[0][0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L89] RET assume_abort_if_not(signed_long_int_Array_0[0][0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L90] signed_short_int_Array_0[1][0] = __VERIFIER_nondet_short() [L91] EXPR signed_short_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L91] CALL assume_abort_if_not(signed_short_int_Array_0[1][0] >= -16383) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L91] RET assume_abort_if_not(signed_short_int_Array_0[1][0] >= -16383) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] EXPR signed_short_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] CALL assume_abort_if_not(signed_short_int_Array_0[1][0] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] RET assume_abort_if_not(signed_short_int_Array_0[1][0] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L93] signed_short_int_Array_0[0][1] = __VERIFIER_nondet_short() [L94] EXPR signed_short_int_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L94] CALL assume_abort_if_not(signed_short_int_Array_0[0][1] >= -8191) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L94] RET assume_abort_if_not(signed_short_int_Array_0[0][1] >= -8191) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L95] EXPR signed_short_int_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L95] CALL assume_abort_if_not(signed_short_int_Array_0[0][1] <= 8192) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L95] RET assume_abort_if_not(signed_short_int_Array_0[0][1] <= 8192) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L96] signed_short_int_Array_0[1][1] = __VERIFIER_nondet_short() [L97] EXPR signed_short_int_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L97] CALL assume_abort_if_not(signed_short_int_Array_0[1][1] >= -8191) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L97] RET assume_abort_if_not(signed_short_int_Array_0[1][1] >= -8191) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L98] EXPR signed_short_int_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L98] CALL assume_abort_if_not(signed_short_int_Array_0[1][1] <= 8191) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L98] RET assume_abort_if_not(signed_short_int_Array_0[1][1] <= 8191) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L99] unsigned_long_int_Array_0[1] = __VERIFIER_nondet_ulong() [L100] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L100] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L100] RET assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L101] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L101] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L101] RET assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L116] RET updateVariables() [L117] CALL step() [L45] EXPR signed_long_int_Array_0[0][0] [L45] signed long int stepLocal_2 = signed_long_int_Array_0[0][0] + last_1_signed_long_int_Array_0_0__1_; [L46] BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L46] COND FALSE !(BOOL_unsigned_char_Array_0[0]) [L53] EXPR signed_short_int_Array_0[1][1] [L53] signed_short_int_Array_0[0][0] = signed_short_int_Array_0[1][1] [L55] EXPR signed_short_int_Array_0[0][0] [L55] EXPR signed_short_int_Array_0[0][1] [L55] signed_long_int_Array_0[0][1] = (signed_short_int_Array_0[0][0] + signed_short_int_Array_0[0][1]) [L56] EXPR unsigned_long_int_Array_0[1] [L56] unsigned_long_int_Array_0[0] = unsigned_long_int_Array_0[1] [L57] EXPR double_Array_0[0] [L57] float_Array_0[0] = double_Array_0[0] [L58] EXPR signed_long_int_Array_0[0][1] [L58] signed_long_int_Array_0[1][0] = signed_long_int_Array_0[0][1] [L59] EXPR signed_long_int_Array_0[0][1] [L59] signed long int stepLocal_1 = signed_long_int_Array_0[0][1]; [L60] EXPR signed_long_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L60] COND FALSE !(stepLocal_1 != signed_long_int_Array_0[1][0]) [L63] EXPR unsigned_long_int_Array_0[0] [L63] EXPR signed_long_int_Array_0[1][0] [L63] unsigned long int stepLocal_0 = unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]; [L64] EXPR float_Array_0[2] [L64] EXPR float_Array_0[1] [L64] EXPR double_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L64] COND FALSE !((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) [L69] BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L69] COND FALSE !(BOOL_unsigned_char_Array_0[0]) [L117] RET step() [L118] CALL, EXPR property() [L108] EXPR float_Array_0[2] [L108] EXPR float_Array_0[1] [L108] EXPR double_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR ((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1) [L108] EXPR unsigned_long_int_Array_0[0] [L108] EXPR signed_long_int_Array_0[1][0] [L108] EXPR signed_short_int_Array_0[0][0] [L108] EXPR signed_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR ((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1 [L108] EXPR signed_long_int_Array_0[1][1] [L108] EXPR signed_long_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR ((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]) [L108] EXPR signed_long_int_Array_0[1][0] [L108] EXPR ((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR ((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR ((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR (((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR (((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR ((((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? ((last_1_signed_short_int_Array_0_0__0_ <= (signed_long_int_Array_0[0][0] + last_1_signed_long_int_Array_0_0__1_)) ? (signed_short_int_Array_0[0][0] == ((signed short int) ((signed_short_int_Array_0[0][1] + signed_short_int_Array_0[1][1]) + signed_short_int_Array_0[1][0]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR ((((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? ((last_1_signed_short_int_Array_0_0__0_ <= (signed_long_int_Array_0[0][0] + last_1_signed_long_int_Array_0_0__1_)) ? (signed_short_int_Array_0[0][0] == ((signed short int) ((signed_short_int_Array_0[0][1] + signed_short_int_Array_0[1][1]) + signed_short_int_Array_0[1][0]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR (((((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? ((last_1_signed_short_int_Array_0_0__0_ <= (signed_long_int_Array_0[0][0] + last_1_signed_long_int_Array_0_0__1_)) ? (signed_short_int_Array_0[0][0] == ((signed short int) ((signed_short_int_Array_0[0][1] + signed_short_int_Array_0[1][1]) + signed_short_int_Array_0[1][0]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1])))) && (signed_long_int_Array_0[0][1] == ((signed long int) (signed_short_int_Array_0[0][0] + signed_short_int_Array_0[0][1]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR (((((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? ((last_1_signed_short_int_Array_0_0__0_ <= (signed_long_int_Array_0[0][0] + last_1_signed_long_int_Array_0_0__1_)) ? (signed_short_int_Array_0[0][0] == ((signed short int) ((signed_short_int_Array_0[0][1] + signed_short_int_Array_0[1][1]) + signed_short_int_Array_0[1][0]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1])))) && (signed_long_int_Array_0[0][1] == ((signed long int) (signed_short_int_Array_0[0][0] + signed_short_int_Array_0[0][1]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR ((((((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? ((last_1_signed_short_int_Array_0_0__0_ <= (signed_long_int_Array_0[0][0] + last_1_signed_long_int_Array_0_0__1_)) ? (signed_short_int_Array_0[0][0] == ((signed short int) ((signed_short_int_Array_0[0][1] + signed_short_int_Array_0[1][1]) + signed_short_int_Array_0[1][0]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1])))) && (signed_long_int_Array_0[0][1] == ((signed long int) (signed_short_int_Array_0[0][0] + signed_short_int_Array_0[0][1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR ((((((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? ((last_1_signed_short_int_Array_0_0__0_ <= (signed_long_int_Array_0[0][0] + last_1_signed_long_int_Array_0_0__1_)) ? (signed_short_int_Array_0[0][0] == ((signed short int) ((signed_short_int_Array_0[0][1] + signed_short_int_Array_0[1][1]) + signed_short_int_Array_0[1][0]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1])))) && (signed_long_int_Array_0[0][1] == ((signed long int) (signed_short_int_Array_0[0][0] + signed_short_int_Array_0[0][1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR (((((((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? ((last_1_signed_short_int_Array_0_0__0_ <= (signed_long_int_Array_0[0][0] + last_1_signed_long_int_Array_0_0__1_)) ? (signed_short_int_Array_0[0][0] == ((signed short int) ((signed_short_int_Array_0[0][1] + signed_short_int_Array_0[1][1]) + signed_short_int_Array_0[1][0]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1])))) && (signed_long_int_Array_0[0][1] == ((signed long int) (signed_short_int_Array_0[0][0] + signed_short_int_Array_0[0][1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1]))) && (float_Array_0[0] == ((float) double_Array_0[0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR (((((((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? ((last_1_signed_short_int_Array_0_0__0_ <= (signed_long_int_Array_0[0][0] + last_1_signed_long_int_Array_0_0__1_)) ? (signed_short_int_Array_0[0][0] == ((signed short int) ((signed_short_int_Array_0[0][1] + signed_short_int_Array_0[1][1]) + signed_short_int_Array_0[1][0]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1])))) && (signed_long_int_Array_0[0][1] == ((signed long int) (signed_short_int_Array_0[0][0] + signed_short_int_Array_0[0][1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1]))) && (float_Array_0[0] == ((float) double_Array_0[0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR ((((((((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? ((last_1_signed_short_int_Array_0_0__0_ <= (signed_long_int_Array_0[0][0] + last_1_signed_long_int_Array_0_0__1_)) ? (signed_short_int_Array_0[0][0] == ((signed short int) ((signed_short_int_Array_0[0][1] + signed_short_int_Array_0[1][1]) + signed_short_int_Array_0[1][0]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1])))) && (signed_long_int_Array_0[0][1] == ((signed long int) (signed_short_int_Array_0[0][0] + signed_short_int_Array_0[0][1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1]))) && (float_Array_0[0] == ((float) double_Array_0[0]))) && (signed_long_int_Array_0[1][0] == ((signed long int) signed_long_int_Array_0[0][1])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108] EXPR ((((((((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? ((last_1_signed_short_int_Array_0_0__0_ <= (signed_long_int_Array_0[0][0] + last_1_signed_long_int_Array_0_0__1_)) ? (signed_short_int_Array_0[0][0] == ((signed short int) ((signed_short_int_Array_0[0][1] + signed_short_int_Array_0[1][1]) + signed_short_int_Array_0[1][0]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1])))) && (signed_long_int_Array_0[0][1] == ((signed long int) (signed_short_int_Array_0[0][0] + signed_short_int_Array_0[0][1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1]))) && (float_Array_0[0] == ((float) double_Array_0[0]))) && (signed_long_int_Array_0[1][0] == ((signed long int) signed_long_int_Array_0[0][1])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L108-L109] return ((((((((float_Array_0[2] - float_Array_0[1]) >= double_Array_0[1]) ? (((unsigned_long_int_Array_0[0] + signed_long_int_Array_0[1][0]) >= (signed_short_int_Array_0[0][0] / signed_long_int_Array_0[0][0])) ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) < 0 ) ? -(signed_long_int_Array_0[1][0]) : (signed_long_int_Array_0[1][0]))))) : 1) : (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) ((((signed_long_int_Array_0[1][0]) > (unsigned_long_int_Array_0[0])) ? (signed_long_int_Array_0[1][0]) : (unsigned_long_int_Array_0[0]))))) : 1)) && ((signed_long_int_Array_0[0][1] != signed_long_int_Array_0[1][0]) ? (double_Array_0[1] == ((double) (double_Array_0[2] - double_Array_0[0]))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? ((last_1_signed_short_int_Array_0_0__0_ <= (signed_long_int_Array_0[0][0] + last_1_signed_long_int_Array_0_0__1_)) ? (signed_short_int_Array_0[0][0] == ((signed short int) ((signed_short_int_Array_0[0][1] + signed_short_int_Array_0[1][1]) + signed_short_int_Array_0[1][0]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1]))) : (signed_short_int_Array_0[0][0] == ((signed short int) signed_short_int_Array_0[1][1])))) && (signed_long_int_Array_0[0][1] == ((signed long int) (signed_short_int_Array_0[0][0] + signed_short_int_Array_0[0][1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1]))) && (float_Array_0[0] == ((float) double_Array_0[0]))) && (signed_long_int_Array_0[1][0] == ((signed long int) signed_long_int_Array_0[0][1])) ; [L118] RET, EXPR property() [L118] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_signed_long_int_Array_0_0__1_=5, last_1_signed_short_int_Array_0_0__0_=-25, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 114 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.0s, OverallIterations: 9, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 3551 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2288 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 124 IncrementalHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1263 mSDtfsCounter, 124 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 322 GetRequests, 307 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=122occurred in iteration=7, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 5 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 1472 NumberOfCodeBlocks, 1472 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1168 ConstructedInterpolants, 0 QuantifiedInterpolants, 1190 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 4352/4352 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 17:18:13,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 da6ef4fc5dac50b4d28cdb6a2651e875027ea78107a6a98d77f5bcb3b6ca789e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:18:16,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:18:16,379 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 17:18:16,390 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:18:16,392 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:18:16,440 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:18:16,441 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:18:16,442 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:18:16,443 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:18:16,443 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:18:16,444 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:18:16,444 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:18:16,445 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:18:16,446 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:18:16,446 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:18:16,447 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:18:16,448 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:18:16,448 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:18:16,449 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:18:16,449 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:18:16,450 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:18:16,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:18:16,451 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:18:16,451 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 17:18:16,452 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 17:18:16,452 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:18:16,453 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 17:18:16,453 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:18:16,453 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:18:16,454 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:18:16,454 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:18:16,455 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:18:16,455 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:18:16,456 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:18:16,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:18:16,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:18:16,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:18:16,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:18:16,458 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 17:18:16,459 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 17:18:16,459 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:18:16,460 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:18:16,460 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:18:16,461 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:18:16,461 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_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da6ef4fc5dac50b4d28cdb6a2651e875027ea78107a6a98d77f5bcb3b6ca789e [2024-11-08 17:18:16,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:18:16,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:18:16,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:18:16,956 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:18:16,958 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:18:16,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-68.i Unable to find full path for "g++" [2024-11-08 17:18:19,644 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:18:19,986 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:18:19,991 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-68.i [2024-11-08 17:18:20,011 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/data/f50b3d67a/8c0baf22153b4dc5938792dccf43b8bc/FLAG30c6c0545 [2024-11-08 17:18:20,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/data/f50b3d67a/8c0baf22153b4dc5938792dccf43b8bc [2024-11-08 17:18:20,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:18:20,046 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:18:20,049 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:18:20,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:18:20,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:18:20,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5233986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20, skipping insertion in model container [2024-11-08 17:18:20,061 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,111 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:18:20,421 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_05454ac8-bae3-43bc-ae8f-a23f752eabe5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-68.i[916,929] [2024-11-08 17:18:20,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:18:20,579 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:18:20,598 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_05454ac8-bae3-43bc-ae8f-a23f752eabe5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-68.i[916,929] [2024-11-08 17:18:20,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:18:20,728 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:18:20,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20 WrapperNode [2024-11-08 17:18:20,729 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:18:20,730 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:18:20,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:18:20,730 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:18:20,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,763 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,821 INFO L138 Inliner]: procedures = 39, calls = 176, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 513 [2024-11-08 17:18:20,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:18:20,822 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:18:20,822 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:18:20,822 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:18:20,837 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,852 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,891 INFO L175 MemorySlicer]: Split 142 memory accesses to 7 slices as follows [2, 8, 23, 19, 39, 36, 15]. 27 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 1, 3, 3, 4, 4, 2]. The 20 writes are split as follows [0, 1, 3, 3, 5, 6, 2]. [2024-11-08 17:18:20,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,929 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,935 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:18:20,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:18:20,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:18:20,958 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:18:20,960 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (1/1) ... [2024-11-08 17:18:20,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:18:20,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:18:21,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:18:21,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:18:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:18:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-08 17:18:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-08 17:18:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-08 17:18:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-08 17:18:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-08 17:18:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-08 17:18:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-08 17:18:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-08 17:18:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-08 17:18:21,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-08 17:18:21,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-08 17:18:21,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-08 17:18:21,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-08 17:18:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-08 17:18:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-08 17:18:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-08 17:18:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-08 17:18:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-08 17:18:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-08 17:18:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-08 17:18:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-08 17:18:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-08 17:18:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-08 17:18:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-08 17:18:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-08 17:18:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-08 17:18:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-08 17:18:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-08 17:18:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 17:18:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-08 17:18:21,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-08 17:18:21,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-08 17:18:21,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-08 17:18:21,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-08 17:18:21,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-08 17:18:21,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-08 17:18:21,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-08 17:18:21,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-08 17:18:21,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-08 17:18:21,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-08 17:18:21,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-08 17:18:21,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-08 17:18:21,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-08 17:18:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-08 17:18:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-08 17:18:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-08 17:18:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-08 17:18:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-08 17:18:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-08 17:18:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-08 17:18:21,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-08 17:18:21,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-08 17:18:21,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-08 17:18:21,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-08 17:18:21,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-08 17:18:21,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-08 17:18:21,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-08 17:18:21,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-08 17:18:21,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-08 17:18:21,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-08 17:18:21,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-08 17:18:21,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-08 17:18:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-08 17:18:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-08 17:18:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-08 17:18:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-08 17:18:21,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-08 17:18:21,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-08 17:18:21,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-08 17:18:21,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-08 17:18:21,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-08 17:18:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-08 17:18:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-08 17:18:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-08 17:18:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-08 17:18:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-08 17:18:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-08 17:18:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-08 17:18:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-08 17:18:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-08 17:18:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-08 17:18:21,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-08 17:18:21,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-08 17:18:21,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-08 17:18:21,062 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:18:21,062 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:18:21,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:18:21,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:18:21,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-08 17:18:21,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-08 17:18:21,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-08 17:18:21,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-08 17:18:21,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-08 17:18:21,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-08 17:18:21,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-08 17:18:21,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-08 17:18:21,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-08 17:18:21,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-08 17:18:21,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-08 17:18:21,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-08 17:18:21,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-08 17:18:21,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-08 17:18:21,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-08 17:18:21,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-08 17:18:21,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-08 17:18:21,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-08 17:18:21,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-08 17:18:21,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-08 17:18:21,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-08 17:18:21,382 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:18:21,385 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:18:24,292 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-08 17:18:24,292 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:18:24,338 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:18:24,339 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:18:24,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:18:24 BoogieIcfgContainer [2024-11-08 17:18:24,341 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:18:24,344 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:18:24,344 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:18:24,348 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:18:24,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:18:20" (1/3) ... [2024-11-08 17:18:24,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39e12dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:18:24, skipping insertion in model container [2024-11-08 17:18:24,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:18:20" (2/3) ... [2024-11-08 17:18:24,351 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39e12dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:18:24, skipping insertion in model container [2024-11-08 17:18:24,351 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:18:24" (3/3) ... [2024-11-08 17:18:24,353 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-68.i [2024-11-08 17:18:24,378 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:18:24,378 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:18:24,478 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:18:24,488 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;@7a7fb7c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:18:24,488 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:18:24,494 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 94 states have (on average 1.4148936170212767) internal successors, (133), 95 states have internal predecessors, (133), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:24,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-08 17:18:24,519 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:24,520 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:24,521 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:24,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:24,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1787828356, now seen corresponding path program 1 times [2024-11-08 17:18:24,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:24,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1549110008] [2024-11-08 17:18:24,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:24,551 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 17:18:24,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:24,555 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:24,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:25,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 17:18:25,552 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:25,632 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-11-08 17:18:25,635 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:18:25,636 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:25,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1549110008] [2024-11-08 17:18:25,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1549110008] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:25,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:25,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:18:25,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950096067] [2024-11-08 17:18:25,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:25,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:18:25,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:25,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:18:25,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:18:25,699 INFO L87 Difference]: Start difference. First operand has 114 states, 94 states have (on average 1.4148936170212767) internal successors, (133), 95 states have internal predecessors, (133), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:25,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:25,744 INFO L93 Difference]: Finished difference Result 221 states and 345 transitions. [2024-11-08 17:18:25,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:18:25,749 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 146 [2024-11-08 17:18:25,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:25,760 INFO L225 Difference]: With dead ends: 221 [2024-11-08 17:18:25,761 INFO L226 Difference]: Without dead ends: 110 [2024-11-08 17:18:25,766 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 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 17:18:25,771 INFO L432 NwaCegarLoop]: 160 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, 160 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 17:18:25,772 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:18:25,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-08 17:18:25,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-08 17:18:25,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 91 states have (on average 1.3846153846153846) internal successors, (126), 91 states have internal predecessors, (126), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:25,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 160 transitions. [2024-11-08 17:18:25,839 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 160 transitions. Word has length 146 [2024-11-08 17:18:25,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:25,840 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 160 transitions. [2024-11-08 17:18:25,841 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:25,841 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 160 transitions. [2024-11-08 17:18:25,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-08 17:18:25,846 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:25,846 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:25,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:18:26,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:26,051 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:26,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:26,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1487051670, now seen corresponding path program 1 times [2024-11-08 17:18:26,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:26,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [904968641] [2024-11-08 17:18:26,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:26,055 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 17:18:26,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:26,060 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:26,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:26,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 17:18:26,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2024-11-08 17:18:27,039 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:18:27,039 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:27,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [904968641] [2024-11-08 17:18:27,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [904968641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:27,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:27,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:18:27,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527525177] [2024-11-08 17:18:27,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:27,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:18:27,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:27,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:18:27,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:18:27,049 INFO L87 Difference]: Start difference. First operand 110 states and 160 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:27,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:27,160 INFO L93 Difference]: Finished difference Result 219 states and 320 transitions. [2024-11-08 17:18:27,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:18:27,162 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 146 [2024-11-08 17:18:27,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:27,168 INFO L225 Difference]: With dead ends: 219 [2024-11-08 17:18:27,168 INFO L226 Difference]: Without dead ends: 112 [2024-11-08 17:18:27,169 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 143 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 17:18:27,173 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 0 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 463 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:27,173 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 463 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:18:27,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-08 17:18:27,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-11-08 17:18:27,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 93 states have (on average 1.3763440860215055) internal successors, (128), 93 states have internal predecessors, (128), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 162 transitions. [2024-11-08 17:18:27,195 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 162 transitions. Word has length 146 [2024-11-08 17:18:27,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:27,197 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 162 transitions. [2024-11-08 17:18:27,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:27,198 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 162 transitions. [2024-11-08 17:18:27,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-08 17:18:27,201 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:27,201 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:27,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-08 17:18:27,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:27,403 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:27,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:27,404 INFO L85 PathProgramCache]: Analyzing trace with hash -941206952, now seen corresponding path program 1 times [2024-11-08 17:18:27,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:27,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [662161413] [2024-11-08 17:18:27,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:27,408 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 17:18:27,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:27,412 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:27,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:28,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:18:28,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:28,328 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:28,328 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:18:28,329 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:28,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [662161413] [2024-11-08 17:18:28,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [662161413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:28,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:28,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:18:28,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467894315] [2024-11-08 17:18:28,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:28,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:18:28,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:28,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:18:28,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:18:28,333 INFO L87 Difference]: Start difference. First operand 112 states and 162 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:28,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:28,425 INFO L93 Difference]: Finished difference Result 224 states and 325 transitions. [2024-11-08 17:18:28,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:18:28,426 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 146 [2024-11-08 17:18:28,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:28,441 INFO L225 Difference]: With dead ends: 224 [2024-11-08 17:18:28,441 INFO L226 Difference]: Without dead ends: 115 [2024-11-08 17:18:28,442 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 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 17:18:28,446 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:28,447 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 613 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:18:28,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-08 17:18:28,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2024-11-08 17:18:28,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 96 states have (on average 1.3645833333333333) internal successors, (131), 96 states have internal predecessors, (131), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:28,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 165 transitions. [2024-11-08 17:18:28,462 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 165 transitions. Word has length 146 [2024-11-08 17:18:28,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:28,464 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 165 transitions. [2024-11-08 17:18:28,464 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:28,464 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 165 transitions. [2024-11-08 17:18:28,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-08 17:18:28,468 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:28,468 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:28,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:28,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:28,670 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:28,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:28,673 INFO L85 PathProgramCache]: Analyzing trace with hash -163024792, now seen corresponding path program 1 times [2024-11-08 17:18:28,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:28,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [813743713] [2024-11-08 17:18:28,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:28,677 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 17:18:28,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:28,686 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:28,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:29,488 INFO L255 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:18:29,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:29,551 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:29,551 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:18:29,551 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:29,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [813743713] [2024-11-08 17:18:29,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [813743713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:29,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:29,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:18:29,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244904437] [2024-11-08 17:18:29,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:29,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:18:29,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:29,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:18:29,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:18:29,556 INFO L87 Difference]: Start difference. First operand 115 states and 165 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:29,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:29,654 INFO L93 Difference]: Finished difference Result 230 states and 331 transitions. [2024-11-08 17:18:29,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:18:29,658 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 146 [2024-11-08 17:18:29,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:29,660 INFO L225 Difference]: With dead ends: 230 [2024-11-08 17:18:29,660 INFO L226 Difference]: Without dead ends: 118 [2024-11-08 17:18:29,665 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 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 17:18:29,666 INFO L432 NwaCegarLoop]: 159 mSDtfsCounter, 0 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 618 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 17:18:29,667 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 618 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:18:29,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2024-11-08 17:18:29,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 116. [2024-11-08 17:18:29,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 97 states have (on average 1.3608247422680413) internal successors, (132), 97 states have internal predecessors, (132), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:29,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 166 transitions. [2024-11-08 17:18:29,687 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 166 transitions. Word has length 146 [2024-11-08 17:18:29,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:29,688 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 166 transitions. [2024-11-08 17:18:29,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:29,689 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 166 transitions. [2024-11-08 17:18:29,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 17:18:29,692 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:29,692 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:29,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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)] Ended with exit code 0 [2024-11-08 17:18:29,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:29,893 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:29,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:29,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1030813341, now seen corresponding path program 1 times [2024-11-08 17:18:29,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:29,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1553639257] [2024-11-08 17:18:29,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:29,896 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 17:18:29,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:29,900 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:29,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:30,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:18:30,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:30,740 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:30,741 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:18:30,741 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:30,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1553639257] [2024-11-08 17:18:30,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1553639257] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:30,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:30,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:18:30,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782468831] [2024-11-08 17:18:30,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:30,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:18:30,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:30,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:18:30,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:18:30,745 INFO L87 Difference]: Start difference. First operand 116 states and 166 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:30,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:30,838 INFO L93 Difference]: Finished difference Result 234 states and 336 transitions. [2024-11-08 17:18:30,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:18:30,839 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2024-11-08 17:18:30,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:30,841 INFO L225 Difference]: With dead ends: 234 [2024-11-08 17:18:30,842 INFO L226 Difference]: Without dead ends: 121 [2024-11-08 17:18:30,843 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 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 17:18:30,849 INFO L432 NwaCegarLoop]: 155 mSDtfsCounter, 1 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:30,849 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 604 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:18:30,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-08 17:18:30,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 120. [2024-11-08 17:18:30,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 101 states have (on average 1.3465346534653466) internal successors, (136), 101 states have internal predecessors, (136), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:30,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 170 transitions. [2024-11-08 17:18:30,861 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 170 transitions. Word has length 148 [2024-11-08 17:18:30,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:30,862 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 170 transitions. [2024-11-08 17:18:30,862 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:30,863 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 170 transitions. [2024-11-08 17:18:30,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 17:18:30,870 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:30,870 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:30,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:18:31,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:31,071 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:31,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:31,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1731877919, now seen corresponding path program 1 times [2024-11-08 17:18:31,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:31,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [733707784] [2024-11-08 17:18:31,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:31,072 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 17:18:31,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:31,074 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:31,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:31,889 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 17:18:31,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:32,012 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:32,012 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:18:32,012 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:32,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [733707784] [2024-11-08 17:18:32,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [733707784] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:32,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:32,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 17:18:32,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728552151] [2024-11-08 17:18:32,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:32,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 17:18:32,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:32,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 17:18:32,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:18:32,015 INFO L87 Difference]: Start difference. First operand 120 states and 170 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:32,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:32,307 INFO L93 Difference]: Finished difference Result 242 states and 344 transitions. [2024-11-08 17:18:32,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:18:32,308 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2024-11-08 17:18:32,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:32,310 INFO L225 Difference]: With dead ends: 242 [2024-11-08 17:18:32,310 INFO L226 Difference]: Without dead ends: 125 [2024-11-08 17:18:32,311 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 142 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 17:18:32,312 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 1 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 882 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:32,313 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 882 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 17:18:32,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-08 17:18:32,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 124. [2024-11-08 17:18:32,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 105 states have (on average 1.3333333333333333) internal successors, (140), 105 states have internal predecessors, (140), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:32,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 174 transitions. [2024-11-08 17:18:32,323 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 174 transitions. Word has length 148 [2024-11-08 17:18:32,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:32,324 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 174 transitions. [2024-11-08 17:18:32,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:32,325 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 174 transitions. [2024-11-08 17:18:32,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 17:18:32,327 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:32,328 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:32,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-08 17:18:32,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:32,529 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:32,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:32,530 INFO L85 PathProgramCache]: Analyzing trace with hash -788082015, now seen corresponding path program 1 times [2024-11-08 17:18:32,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:32,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [112493645] [2024-11-08 17:18:32,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:32,531 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 17:18:32,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:32,532 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:32,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:33,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:33,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 17:18:33,305 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:33,414 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:18:33,415 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:18:33,415 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:33,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [112493645] [2024-11-08 17:18:33,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [112493645] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:33,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:33,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:18:33,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582689419] [2024-11-08 17:18:33,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:33,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 17:18:33,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:33,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 17:18:33,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-08 17:18:33,418 INFO L87 Difference]: Start difference. First operand 124 states and 174 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:33,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:33,753 INFO L93 Difference]: Finished difference Result 248 states and 349 transitions. [2024-11-08 17:18:33,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 17:18:33,754 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2024-11-08 17:18:33,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:33,756 INFO L225 Difference]: With dead ends: 248 [2024-11-08 17:18:33,757 INFO L226 Difference]: Without dead ends: 127 [2024-11-08 17:18:33,757 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-08 17:18:33,759 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 1 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:33,759 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1021 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 17:18:33,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-08 17:18:33,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 126. [2024-11-08 17:18:33,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 107 states have (on average 1.3271028037383177) internal successors, (142), 107 states have internal predecessors, (142), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:33,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 176 transitions. [2024-11-08 17:18:33,770 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 176 transitions. Word has length 148 [2024-11-08 17:18:33,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:33,771 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 176 transitions. [2024-11-08 17:18:33,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:18:33,771 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 176 transitions. [2024-11-08 17:18:33,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 17:18:33,774 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:33,774 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:33,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2024-11-08 17:18:33,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:33,975 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:33,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:33,976 INFO L85 PathProgramCache]: Analyzing trace with hash -786234973, now seen corresponding path program 1 times [2024-11-08 17:18:33,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:33,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1786135503] [2024-11-08 17:18:33,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:33,985 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 17:18:33,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:33,989 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:33,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:34,740 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:18:34,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:35,008 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:18:35,009 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 17:18:35,072 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-08 17:18:35,072 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:18:35,073 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:35,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1786135503] [2024-11-08 17:18:35,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1786135503] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:35,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:35,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:18:35,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117275183] [2024-11-08 17:18:35,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:35,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:18:35,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:35,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:18:35,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:18:35,078 INFO L87 Difference]: Start difference. First operand 126 states and 176 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:38,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:38,129 INFO L93 Difference]: Finished difference Result 250 states and 350 transitions. [2024-11-08 17:18:38,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:18:38,134 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 148 [2024-11-08 17:18:38,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:38,135 INFO L225 Difference]: With dead ends: 250 [2024-11-08 17:18:38,136 INFO L226 Difference]: Without dead ends: 127 [2024-11-08 17:18:38,137 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:18:38,139 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 146 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:38,139 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 496 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-08 17:18:38,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-08 17:18:38,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 126. [2024-11-08 17:18:38,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 107 states have (on average 1.3177570093457944) internal successors, (141), 107 states have internal predecessors, (141), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:38,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 175 transitions. [2024-11-08 17:18:38,160 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 175 transitions. Word has length 148 [2024-11-08 17:18:38,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:38,160 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 175 transitions. [2024-11-08 17:18:38,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:38,161 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 175 transitions. [2024-11-08 17:18:38,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-08 17:18:38,163 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:38,167 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:38,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:18:38,368 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:38,369 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:38,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:38,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1406243831, now seen corresponding path program 1 times [2024-11-08 17:18:38,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:38,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [36462517] [2024-11-08 17:18:38,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:38,370 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 17:18:38,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:38,371 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:38,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:39,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:18:39,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:39,345 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:18:39,346 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 173 treesize of output 65 [2024-11-08 17:18:39,397 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-11-08 17:18:39,397 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:18:39,397 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:39,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [36462517] [2024-11-08 17:18:39,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [36462517] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:39,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:39,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:18:39,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044722806] [2024-11-08 17:18:39,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:39,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:18:39,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:39,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:18:39,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:18:39,402 INFO L87 Difference]: Start difference. First operand 126 states and 175 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:42,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:42,665 INFO L93 Difference]: Finished difference Result 250 states and 348 transitions. [2024-11-08 17:18:42,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:18:42,671 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 150 [2024-11-08 17:18:42,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:42,673 INFO L225 Difference]: With dead ends: 250 [2024-11-08 17:18:42,673 INFO L226 Difference]: Without dead ends: 127 [2024-11-08 17:18:42,673 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:18:42,674 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 137 mSDsluCounter, 355 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:42,675 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 489 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-08 17:18:42,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-08 17:18:42,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 126. [2024-11-08 17:18:42,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 107 states have (on average 1.308411214953271) internal successors, (140), 107 states have internal predecessors, (140), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:42,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 174 transitions. [2024-11-08 17:18:42,684 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 174 transitions. Word has length 150 [2024-11-08 17:18:42,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:42,685 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 174 transitions. [2024-11-08 17:18:42,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:42,686 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 174 transitions. [2024-11-08 17:18:42,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:18:42,688 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:42,688 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:42,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:18:42,889 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:42,890 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:42,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:42,891 INFO L85 PathProgramCache]: Analyzing trace with hash 792517093, now seen corresponding path program 1 times [2024-11-08 17:18:42,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:42,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [230134401] [2024-11-08 17:18:42,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:42,893 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 17:18:42,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:42,896 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:42,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:43,618 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 17:18:43,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:43,695 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-08 17:18:43,696 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:18:43,696 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:43,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [230134401] [2024-11-08 17:18:43,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [230134401] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:43,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:43,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 17:18:43,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622531976] [2024-11-08 17:18:43,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:43,698 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:18:43,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:43,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:18:43,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:18:43,700 INFO L87 Difference]: Start difference. First operand 126 states and 174 transitions. Second operand has 6 states, 5 states have (on average 15.2) internal successors, (76), 6 states have internal predecessors, (76), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (17), 2 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-08 17:18:44,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:44,063 INFO L93 Difference]: Finished difference Result 253 states and 350 transitions. [2024-11-08 17:18:44,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:18:44,064 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 15.2) internal successors, (76), 6 states have internal predecessors, (76), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (17), 2 states have call predecessors, (17), 3 states have call successors, (17) Word has length 152 [2024-11-08 17:18:44,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:44,066 INFO L225 Difference]: With dead ends: 253 [2024-11-08 17:18:44,066 INFO L226 Difference]: Without dead ends: 128 [2024-11-08 17:18:44,067 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 147 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 17:18:44,067 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 1 mSDsluCounter, 506 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 644 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:44,068 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 644 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 17:18:44,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2024-11-08 17:18:44,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 126. [2024-11-08 17:18:44,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 107 states have (on average 1.2990654205607477) internal successors, (139), 107 states have internal predecessors, (139), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:44,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 173 transitions. [2024-11-08 17:18:44,077 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 173 transitions. Word has length 152 [2024-11-08 17:18:44,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:44,077 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 173 transitions. [2024-11-08 17:18:44,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.2) internal successors, (76), 6 states have internal predecessors, (76), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (17), 2 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-08 17:18:44,077 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 173 transitions. [2024-11-08 17:18:44,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:18:44,080 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:44,080 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:44,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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)] Ended with exit code 0 [2024-11-08 17:18:44,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:44,281 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:44,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:44,282 INFO L85 PathProgramCache]: Analyzing trace with hash 304469987, now seen corresponding path program 1 times [2024-11-08 17:18:44,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:44,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1786739018] [2024-11-08 17:18:44,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:44,283 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 17:18:44,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:44,287 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:44,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:45,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:18:45,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:45,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2024-11-08 17:18:45,321 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2024-11-08 17:18:45,322 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:18:45,322 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:45,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1786739018] [2024-11-08 17:18:45,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1786739018] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:45,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:45,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:18:45,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847532878] [2024-11-08 17:18:45,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:45,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:18:45,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:45,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:18:45,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:18:45,325 INFO L87 Difference]: Start difference. First operand 126 states and 173 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:47,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:47,905 INFO L93 Difference]: Finished difference Result 250 states and 344 transitions. [2024-11-08 17:18:47,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:18:47,912 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 152 [2024-11-08 17:18:47,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:47,913 INFO L225 Difference]: With dead ends: 250 [2024-11-08 17:18:47,913 INFO L226 Difference]: Without dead ends: 127 [2024-11-08 17:18:47,914 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 147 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 17:18:47,915 INFO L432 NwaCegarLoop]: 132 mSDtfsCounter, 126 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:47,915 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 479 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-08 17:18:47,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-08 17:18:47,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 126. [2024-11-08 17:18:47,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 107 states have (on average 1.2897196261682242) internal successors, (138), 107 states have internal predecessors, (138), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:47,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 172 transitions. [2024-11-08 17:18:47,924 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 172 transitions. Word has length 152 [2024-11-08 17:18:47,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:47,924 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 172 transitions. [2024-11-08 17:18:47,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:47,925 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 172 transitions. [2024-11-08 17:18:47,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 17:18:47,927 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:47,927 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:47,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:18:48,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:48,128 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:48,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:48,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1000623177, now seen corresponding path program 1 times [2024-11-08 17:18:48,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:48,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1713164250] [2024-11-08 17:18:48,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:48,130 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 17:18:48,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:48,131 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:48,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:48,924 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:18:48,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:49,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2024-11-08 17:18:49,267 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2024-11-08 17:18:49,268 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:18:49,268 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:49,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1713164250] [2024-11-08 17:18:49,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1713164250] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:18:49,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:18:49,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:18:49,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181202679] [2024-11-08 17:18:49,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:18:49,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:18:49,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:49,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:18:49,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:18:49,271 INFO L87 Difference]: Start difference. First operand 126 states and 172 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:52,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:52,192 INFO L93 Difference]: Finished difference Result 249 states and 341 transitions. [2024-11-08 17:18:52,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:18:52,198 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 154 [2024-11-08 17:18:52,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:52,199 INFO L225 Difference]: With dead ends: 249 [2024-11-08 17:18:52,200 INFO L226 Difference]: Without dead ends: 126 [2024-11-08 17:18:52,200 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:18:52,201 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 118 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:52,201 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 474 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-08 17:18:52,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-08 17:18:52,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 124. [2024-11-08 17:18:52,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 105 states have (on average 1.2857142857142858) internal successors, (135), 105 states have internal predecessors, (135), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:52,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 169 transitions. [2024-11-08 17:18:52,210 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 169 transitions. Word has length 154 [2024-11-08 17:18:52,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:52,211 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 169 transitions. [2024-11-08 17:18:52,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-08 17:18:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 169 transitions. [2024-11-08 17:18:52,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 17:18:52,214 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:52,214 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:52,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:52,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:52,415 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:52,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:52,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1685899167, now seen corresponding path program 1 times [2024-11-08 17:18:52,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:52,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1595380645] [2024-11-08 17:18:52,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:52,416 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 17:18:52,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:52,417 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:52,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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)] Waiting until timeout for monitored process [2024-11-08 17:18:53,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:18:53,175 INFO L255 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 17:18:53,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:18:53,452 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 94 treesize of output 40 [2024-11-08 17:18:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 264 proven. 20 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-08 17:18:53,568 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:18:53,970 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 58 treesize of output 22 [2024-11-08 17:18:54,015 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 15 proven. 33 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-08 17:18:54,015 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:18:54,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1595380645] [2024-11-08 17:18:54,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1595380645] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 17:18:54,016 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:18:54,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-11-08 17:18:54,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959496835] [2024-11-08 17:18:54,016 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 17:18:54,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:18:54,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:18:54,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:18:54,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:18:54,019 INFO L87 Difference]: Start difference. First operand 124 states and 169 transitions. Second operand has 12 states, 11 states have (on average 10.363636363636363) internal successors, (114), 12 states have internal predecessors, (114), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2024-11-08 17:18:58,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:18:58,645 INFO L93 Difference]: Finished difference Result 258 states and 350 transitions. [2024-11-08 17:18:58,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 17:18:58,651 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 10.363636363636363) internal successors, (114), 12 states have internal predecessors, (114), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) Word has length 156 [2024-11-08 17:18:58,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:18:58,652 INFO L225 Difference]: With dead ends: 258 [2024-11-08 17:18:58,653 INFO L226 Difference]: Without dead ends: 126 [2024-11-08 17:18:58,653 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2024-11-08 17:18:58,654 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 112 mSDsluCounter, 764 mSDsCounter, 0 mSdLazyCounter, 525 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 877 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:18:58,655 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 877 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 525 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-08 17:18:58,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-08 17:18:58,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 124. [2024-11-08 17:18:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 105 states have (on average 1.2666666666666666) internal successors, (133), 105 states have internal predecessors, (133), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-08 17:18:58,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 167 transitions. [2024-11-08 17:18:58,663 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 167 transitions. Word has length 156 [2024-11-08 17:18:58,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:18:58,664 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 167 transitions. [2024-11-08 17:18:58,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 10.363636363636363) internal successors, (114), 12 states have internal predecessors, (114), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2024-11-08 17:18:58,664 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 167 transitions. [2024-11-08 17:18:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 17:18:58,666 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:18:58,666 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:18:58,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:18:58,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:58,867 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:18:58,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:18:58,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1062617565, now seen corresponding path program 1 times [2024-11-08 17:18:58,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:18:58,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1588232163] [2024-11-08 17:18:58,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:18:58,868 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 17:18:58,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:18:58,869 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:18:58,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:28:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:02,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 17:29:02,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:29:07,993 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:29:07,994 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 160 treesize of output 88 [2024-11-08 17:29:08,042 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:29:08,042 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 121 treesize of output 49 [2024-11-08 17:29:13,952 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:29:13,952 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:29:13,952 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:29:13,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1588232163] [2024-11-08 17:29:13,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1588232163] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:13,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:13,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:29:13,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242903444] [2024-11-08 17:29:13,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:13,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:29:13,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:29:13,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:29:13,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:29:13,958 INFO L87 Difference]: Start difference. First operand 124 states and 167 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:29:49,597 WARN L286 SmtUtils]: Spent 10.91s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 17:29:52,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:29:54,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:29:55,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:29:58,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:30:10,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:30:10,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:10,200 INFO L93 Difference]: Finished difference Result 312 states and 416 transitions. [2024-11-08 17:30:10,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 17:30:10,223 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 156 [2024-11-08 17:30:10,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:10,224 INFO L225 Difference]: With dead ends: 312 [2024-11-08 17:30:10,225 INFO L226 Difference]: Without dead ends: 191 [2024-11-08 17:30:10,226 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.6s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:30:10,227 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 179 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:10,227 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 448 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 248 Invalid, 0 Unknown, 0 Unchecked, 42.3s Time] [2024-11-08 17:30:10,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2024-11-08 17:30:10,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 188. [2024-11-08 17:30:10,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 164 states have (on average 1.2621951219512195) internal successors, (207), 165 states have internal predecessors, (207), 21 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 17:30:10,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 249 transitions. [2024-11-08 17:30:10,244 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 249 transitions. Word has length 156 [2024-11-08 17:30:10,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:10,245 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 249 transitions. [2024-11-08 17:30:10,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:10,245 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 249 transitions. [2024-11-08 17:30:10,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 17:30:10,247 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:10,247 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:30:10,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2024-11-08 17:30:10,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:10,448 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:30:10,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:10,449 INFO L85 PathProgramCache]: Analyzing trace with hash 850958899, now seen corresponding path program 1 times [2024-11-08 17:30:10,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:30:10,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1978707648] [2024-11-08 17:30:10,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:10,450 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 17:30:10,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:30:10,452 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:10,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:11,195 INFO L255 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:30:11,198 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:30:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 78 proven. 45 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2024-11-08 17:30:12,257 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:30:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:30:12,658 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:30:12,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1978707648] [2024-11-08 17:30:12,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1978707648] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:30:12,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:30:12,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 10 [2024-11-08 17:30:12,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60183104] [2024-11-08 17:30:12,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:12,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:30:12,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:30:12,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:30:12,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-08 17:30:12,662 INFO L87 Difference]: Start difference. First operand 188 states and 249 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:14,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:14,038 INFO L93 Difference]: Finished difference Result 466 states and 617 transitions. [2024-11-08 17:30:14,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:30:14,039 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 156 [2024-11-08 17:30:14,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:14,043 INFO L225 Difference]: With dead ends: 466 [2024-11-08 17:30:14,043 INFO L226 Difference]: Without dead ends: 281 [2024-11-08 17:30:14,044 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 311 GetRequests, 302 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-08 17:30:14,045 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 114 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:14,045 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 429 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-08 17:30:14,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2024-11-08 17:30:14,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 204. [2024-11-08 17:30:14,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 180 states have (on average 1.2777777777777777) internal successors, (230), 181 states have internal predecessors, (230), 21 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 17:30:14,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 272 transitions. [2024-11-08 17:30:14,060 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 272 transitions. Word has length 156 [2024-11-08 17:30:14,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:14,060 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 272 transitions. [2024-11-08 17:30:14,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:14,061 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 272 transitions. [2024-11-08 17:30:14,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 17:30:14,062 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:14,062 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:30:14,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:14,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:14,263 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:30:14,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:14,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1993526519, now seen corresponding path program 1 times [2024-11-08 17:30:14,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:30:14,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [667906260] [2024-11-08 17:30:14,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:14,265 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 17:30:14,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:30:14,267 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:14,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:15,224 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 17:30:15,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:30:15,271 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:30:15,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 19 [2024-11-08 17:30:15,344 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:30:15,344 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:30:15,345 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:30:15,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [667906260] [2024-11-08 17:30:15,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [667906260] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:15,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:15,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 17:30:15,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950213927] [2024-11-08 17:30:15,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:15,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:30:15,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:30:15,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:30:15,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:30:15,348 INFO L87 Difference]: Start difference. First operand 204 states and 272 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:15,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:15,479 INFO L93 Difference]: Finished difference Result 405 states and 541 transitions. [2024-11-08 17:30:15,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:30:15,481 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 156 [2024-11-08 17:30:15,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:15,483 INFO L225 Difference]: With dead ends: 405 [2024-11-08 17:30:15,484 INFO L226 Difference]: Without dead ends: 204 [2024-11-08 17:30:15,485 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:30:15,486 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:15,486 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 299 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:30:15,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-11-08 17:30:15,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2024-11-08 17:30:15,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 180 states have (on average 1.2666666666666666) internal successors, (228), 181 states have internal predecessors, (228), 21 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 17:30:15,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 270 transitions. [2024-11-08 17:30:15,502 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 270 transitions. Word has length 156 [2024-11-08 17:30:15,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:15,503 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 270 transitions. [2024-11-08 17:30:15,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:15,503 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 270 transitions. [2024-11-08 17:30:15,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 17:30:15,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:15,505 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:30:15,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:15,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:15,706 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:30:15,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:15,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1931486905, now seen corresponding path program 1 times [2024-11-08 17:30:15,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:30:15,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [238003741] [2024-11-08 17:30:15,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:15,709 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 17:30:15,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:30:15,712 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:15,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:16,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 17:30:16,458 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:30:16,624 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:30:16,624 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 34 treesize of output 10 [2024-11-08 17:30:16,657 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:30:16,657 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:30:16,657 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:30:16,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [238003741] [2024-11-08 17:30:16,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [238003741] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:16,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:16,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:30:16,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892825357] [2024-11-08 17:30:16,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:16,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:30:16,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:30:16,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:30:16,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:30:16,660 INFO L87 Difference]: Start difference. First operand 204 states and 270 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:18,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:18,860 INFO L93 Difference]: Finished difference Result 470 states and 625 transitions. [2024-11-08 17:30:18,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:30:18,869 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 156 [2024-11-08 17:30:18,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:18,871 INFO L225 Difference]: With dead ends: 470 [2024-11-08 17:30:18,872 INFO L226 Difference]: Without dead ends: 269 [2024-11-08 17:30:18,873 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:30:18,873 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 135 mSDsluCounter, 460 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:18,874 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 671 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-08 17:30:18,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2024-11-08 17:30:18,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 204. [2024-11-08 17:30:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 180 states have (on average 1.2555555555555555) internal successors, (226), 181 states have internal predecessors, (226), 21 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 17:30:18,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 268 transitions. [2024-11-08 17:30:18,895 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 268 transitions. Word has length 156 [2024-11-08 17:30:18,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:18,896 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 268 transitions. [2024-11-08 17:30:18,896 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:18,897 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 268 transitions. [2024-11-08 17:30:18,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 17:30:18,898 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:18,898 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:30:18,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:30:19,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:19,099 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:30:19,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:19,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1342412037, now seen corresponding path program 1 times [2024-11-08 17:30:19,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:30:19,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1414969532] [2024-11-08 17:30:19,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:19,101 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 17:30:19,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:30:19,102 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:19,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:19,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:30:19,716 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:30:19,806 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:30:19,807 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:30:19,807 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:30:19,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1414969532] [2024-11-08 17:30:19,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1414969532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:19,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:19,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:30:19,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016583528] [2024-11-08 17:30:19,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:19,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:30:19,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:30:19,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:30:19,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:30:19,811 INFO L87 Difference]: Start difference. First operand 204 states and 268 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:19,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:19,926 INFO L93 Difference]: Finished difference Result 405 states and 533 transitions. [2024-11-08 17:30:19,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:30:19,927 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 156 [2024-11-08 17:30:19,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:19,929 INFO L225 Difference]: With dead ends: 405 [2024-11-08 17:30:19,929 INFO L226 Difference]: Without dead ends: 204 [2024-11-08 17:30:19,930 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:30:19,931 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 576 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:19,932 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 576 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:30:19,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-11-08 17:30:19,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2024-11-08 17:30:19,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 180 states have (on average 1.2444444444444445) internal successors, (224), 181 states have internal predecessors, (224), 21 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 17:30:19,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 266 transitions. [2024-11-08 17:30:19,950 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 266 transitions. Word has length 156 [2024-11-08 17:30:19,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:19,951 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 266 transitions. [2024-11-08 17:30:19,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:19,951 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 266 transitions. [2024-11-08 17:30:19,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 17:30:19,953 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:19,953 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:30:19,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2024-11-08 17:30:20,154 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:20,154 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:30:20,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:20,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1487074687, now seen corresponding path program 1 times [2024-11-08 17:30:20,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:30:20,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [19709559] [2024-11-08 17:30:20,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:20,155 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 17:30:20,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:30:20,157 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:20,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:21,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 17:30:21,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:30:21,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 25 [2024-11-08 17:30:22,231 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 28 [2024-11-08 17:30:22,270 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:30:22,270 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 58 treesize of output 40 [2024-11-08 17:30:22,890 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:30:22,890 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:30:22,890 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:30:22,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [19709559] [2024-11-08 17:30:22,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [19709559] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:22,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:22,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 17:30:22,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372742044] [2024-11-08 17:30:22,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:22,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 17:30:22,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:30:22,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 17:30:22,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:30:22,893 INFO L87 Difference]: Start difference. First operand 204 states and 266 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:26,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:30:33,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:33,155 INFO L93 Difference]: Finished difference Result 539 states and 700 transitions. [2024-11-08 17:30:33,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:30:33,156 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 156 [2024-11-08 17:30:33,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:33,159 INFO L225 Difference]: With dead ends: 539 [2024-11-08 17:30:33,160 INFO L226 Difference]: Without dead ends: 338 [2024-11-08 17:30:33,161 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-08 17:30:33,161 INFO L432 NwaCegarLoop]: 257 mSDtfsCounter, 205 mSDsluCounter, 626 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:33,162 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 883 Invalid, 330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2024-11-08 17:30:33,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2024-11-08 17:30:33,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 334. [2024-11-08 17:30:33,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 291 states have (on average 1.2268041237113403) internal successors, (357), 294 states have internal predecessors, (357), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 35 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-08 17:30:33,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 433 transitions. [2024-11-08 17:30:33,196 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 433 transitions. Word has length 156 [2024-11-08 17:30:33,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:33,196 INFO L471 AbstractCegarLoop]: Abstraction has 334 states and 433 transitions. [2024-11-08 17:30:33,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:33,197 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 433 transitions. [2024-11-08 17:30:33,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 17:30:33,199 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:33,199 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:30:33,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:33,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:33,400 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:30:33,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:33,401 INFO L85 PathProgramCache]: Analyzing trace with hash -2103018173, now seen corresponding path program 1 times [2024-11-08 17:30:33,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:30:33,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [266892981] [2024-11-08 17:30:33,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:33,402 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 17:30:33,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:30:33,406 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:33,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:34,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:30:34,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:30:35,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-08 17:30:35,278 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 78 proven. 45 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2024-11-08 17:30:35,278 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:30:35,746 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-08 17:30:35,746 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:30:35,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [266892981] [2024-11-08 17:30:35,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [266892981] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:30:35,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:30:35,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-08 17:30:35,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339503171] [2024-11-08 17:30:35,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:35,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:30:35,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:30:35,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:30:35,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:30:35,749 INFO L87 Difference]: Start difference. First operand 334 states and 433 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:37,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:37,711 INFO L93 Difference]: Finished difference Result 730 states and 935 transitions. [2024-11-08 17:30:37,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:30:37,713 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 157 [2024-11-08 17:30:37,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:37,716 INFO L225 Difference]: With dead ends: 730 [2024-11-08 17:30:37,716 INFO L226 Difference]: Without dead ends: 442 [2024-11-08 17:30:37,717 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 313 GetRequests, 302 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-11-08 17:30:37,718 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 60 mSDsluCounter, 452 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:37,718 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 639 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-08 17:30:37,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2024-11-08 17:30:37,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 334. [2024-11-08 17:30:37,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 291 states have (on average 1.2233676975945018) internal successors, (356), 294 states have internal predecessors, (356), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 35 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-08 17:30:37,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 432 transitions. [2024-11-08 17:30:37,752 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 432 transitions. Word has length 157 [2024-11-08 17:30:37,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:37,753 INFO L471 AbstractCegarLoop]: Abstraction has 334 states and 432 transitions. [2024-11-08 17:30:37,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-08 17:30:37,754 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 432 transitions. [2024-11-08 17:30:37,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 17:30:37,755 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:37,756 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:30:37,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:37,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:37,957 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:30:37,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:37,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1705452387, now seen corresponding path program 1 times [2024-11-08 17:30:37,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:30:37,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2134871114] [2024-11-08 17:30:37,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:37,960 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 17:30:37,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:30:37,963 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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 17:30:37,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05454ac8-bae3-43bc-ae8f-a23f752eabe5/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