./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-60.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_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/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_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/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_180b3b9f-8028-4960-9535-087c1cc51644/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 46705387b09ad994e1a51666adbfb1b9ed7a0344d3fcdf3b9d51cd3cb2baf1b7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:38:00,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:38:00,553 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 17:38:00,558 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:38:00,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:38:00,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:38:00,605 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:38:00,606 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:38:00,607 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:38:00,607 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:38:00,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:38:00,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:38:00,610 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:38:00,611 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:38:00,612 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:38:00,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:38:00,615 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:38:00,615 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:38:00,616 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:38:00,616 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:38:00,616 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:38:00,621 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:38:00,621 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:38:00,622 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:38:00,622 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:38:00,622 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:38:00,623 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:38:00,623 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:38:00,623 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:38:00,624 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:38:00,624 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:38:00,625 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:38:00,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:38:00,626 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:38:00,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:38:00,627 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:38:00,627 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:38:00,628 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:38:00,628 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:38:00,628 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:38:00,629 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:38:00,631 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:38:00,631 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_180b3b9f-8028-4960-9535-087c1cc51644/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46705387b09ad994e1a51666adbfb1b9ed7a0344d3fcdf3b9d51cd3cb2baf1b7 [2024-11-08 17:38:00,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:38:00,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:38:00,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:38:00,995 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:38:00,996 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:38:00,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-60.i Unable to find full path for "g++" [2024-11-08 17:38:03,462 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:38:03,720 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:38:03,725 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-60.i [2024-11-08 17:38:03,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/data/ba0549f04/e723f68a7fb444ee97300505e95f1ab4/FLAGccf46feeb [2024-11-08 17:38:03,770 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/data/ba0549f04/e723f68a7fb444ee97300505e95f1ab4 [2024-11-08 17:38:03,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:38:03,778 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:38:03,780 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:38:03,782 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:38:03,789 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:38:03,790 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:38:03" (1/1) ... [2024-11-08 17:38:03,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ea4e0c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:03, skipping insertion in model container [2024-11-08 17:38:03,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:38:03" (1/1) ... [2024-11-08 17:38:03,837 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:38:04,088 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_180b3b9f-8028-4960-9535-087c1cc51644/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-60.i[916,929] [2024-11-08 17:38:04,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:38:04,233 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:38:04,246 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_180b3b9f-8028-4960-9535-087c1cc51644/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-60.i[916,929] [2024-11-08 17:38:04,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:38:04,332 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:38:04,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04 WrapperNode [2024-11-08 17:38:04,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:38:04,334 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:38:04,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:38:04,335 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:38:04,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (1/1) ... [2024-11-08 17:38:04,393 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (1/1) ... [2024-11-08 17:38:04,498 INFO L138 Inliner]: procedures = 29, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 511 [2024-11-08 17:38:04,498 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:38:04,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:38:04,499 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:38:04,499 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:38:04,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (1/1) ... [2024-11-08 17:38:04,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (1/1) ... [2024-11-08 17:38:04,533 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (1/1) ... [2024-11-08 17:38:04,590 INFO L175 MemorySlicer]: Split 130 memory accesses to 6 slices as follows [2, 14, 30, 59, 13, 12]. 45 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 2, 4, 7, 2, 1]. The 18 writes are split as follows [0, 2, 4, 8, 3, 1]. [2024-11-08 17:38:04,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (1/1) ... [2024-11-08 17:38:04,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (1/1) ... [2024-11-08 17:38:04,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (1/1) ... [2024-11-08 17:38:04,640 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (1/1) ... [2024-11-08 17:38:04,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (1/1) ... [2024-11-08 17:38:04,648 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (1/1) ... [2024-11-08 17:38:04,655 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:38:04,656 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:38:04,656 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:38:04,657 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:38:04,658 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (1/1) ... [2024-11-08 17:38:04,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:38:04,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:38:04,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:38:04,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:38:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:38:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 17:38:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 17:38:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 17:38:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 17:38:04,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 17:38:04,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 17:38:04,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-08 17:38:04,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-08 17:38:04,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-08 17:38:04,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-08 17:38:04,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-08 17:38:04,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-08 17:38:04,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-08 17:38:04,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-08 17:38:04,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-08 17:38:04,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-08 17:38:04,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-08 17:38:04,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-08 17:38:04,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 17:38:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 17:38:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 17:38:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 17:38:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 17:38:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 17:38:04,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-08 17:38:04,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-08 17:38:04,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-08 17:38:04,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-08 17:38:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-08 17:38:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-08 17:38:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:38:04,803 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:38:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 17:38:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 17:38:04,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 17:38:04,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 17:38:04,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 17:38:04,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 17:38:04,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:38:04,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:38:05,042 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:38:05,045 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:38:05,758 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-08 17:38:05,758 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:38:05,787 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:38:05,789 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:38:05,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:38:05 BoogieIcfgContainer [2024-11-08 17:38:05,790 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:38:05,793 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:38:05,794 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:38:05,798 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:38:05,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:38:03" (1/3) ... [2024-11-08 17:38:05,799 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a72a477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:38:05, skipping insertion in model container [2024-11-08 17:38:05,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:04" (2/3) ... [2024-11-08 17:38:05,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a72a477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:38:05, skipping insertion in model container [2024-11-08 17:38:05,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:38:05" (3/3) ... [2024-11-08 17:38:05,804 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-60.i [2024-11-08 17:38:05,826 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:38:05,826 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:38:05,919 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:38:05,930 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;@5a0e602a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:38:05,930 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:38:05,936 INFO L276 IsEmpty]: Start isEmpty. Operand has 119 states, 101 states have (on average 1.4653465346534653) internal successors, (148), 102 states have internal predecessors, (148), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:38:05,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 17:38:05,954 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:05,955 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:38:05,956 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:05,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:05,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1174992038, now seen corresponding path program 1 times [2024-11-08 17:38:05,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:38:05,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890301118] [2024-11-08 17:38:05,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:05,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:38:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:38:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:38:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 17:38:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 17:38:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 17:38:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-08 17:38:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:38:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 17:38:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 17:38:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:38:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 17:38:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 17:38:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:38:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:38:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 17:38:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:06,626 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-08 17:38:06,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:38:06,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890301118] [2024-11-08 17:38:06,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890301118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:38:06,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:38:06,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:38:06,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228874543] [2024-11-08 17:38:06,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:06,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:38:06,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:38:06,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:38:06,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:38:06,681 INFO L87 Difference]: Start difference. First operand has 119 states, 101 states have (on average 1.4653465346534653) internal successors, (148), 102 states have internal predecessors, (148), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:06,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:06,777 INFO L93 Difference]: Finished difference Result 231 states and 365 transitions. [2024-11-08 17:38:06,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:38:06,780 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) Word has length 134 [2024-11-08 17:38:06,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:06,794 INFO L225 Difference]: With dead ends: 231 [2024-11-08 17:38:06,794 INFO L226 Difference]: Without dead ends: 115 [2024-11-08 17:38:06,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 47 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 17:38:06,808 INFO L432 NwaCegarLoop]: 171 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, 171 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 17:38:06,809 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:38:06,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-08 17:38:06,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2024-11-08 17:38:06,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 98 states have (on average 1.4387755102040816) internal successors, (141), 98 states have internal predecessors, (141), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:38:06,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 171 transitions. [2024-11-08 17:38:06,888 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 171 transitions. Word has length 134 [2024-11-08 17:38:06,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:06,888 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 171 transitions. [2024-11-08 17:38:06,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:06,889 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 171 transitions. [2024-11-08 17:38:06,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 17:38:06,895 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:06,896 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:38:06,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:38:06,897 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:06,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:06,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1085767588, now seen corresponding path program 1 times [2024-11-08 17:38:06,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:38:06,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552919374] [2024-11-08 17:38:06,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:06,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:38:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:38:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:38:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 17:38:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 17:38:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 17:38:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-08 17:38:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:38:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 17:38:07,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 17:38:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:38:07,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 17:38:07,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 17:38:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:38:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:38:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 17:38:07,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,392 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-08 17:38:07,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:38:07,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552919374] [2024-11-08 17:38:07,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552919374] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:38:07,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:38:07,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:38:07,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588884599] [2024-11-08 17:38:07,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:07,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:38:07,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:38:07,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:38:07,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:38:07,402 INFO L87 Difference]: Start difference. First operand 115 states and 171 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:07,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:07,464 INFO L93 Difference]: Finished difference Result 229 states and 342 transitions. [2024-11-08 17:38:07,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:38:07,465 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 134 [2024-11-08 17:38:07,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:07,467 INFO L225 Difference]: With dead ends: 229 [2024-11-08 17:38:07,468 INFO L226 Difference]: Without dead ends: 117 [2024-11-08 17:38:07,469 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 32 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 17:38:07,470 INFO L432 NwaCegarLoop]: 169 mSDtfsCounter, 0 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 496 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 17:38:07,471 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 496 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:38:07,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-08 17:38:07,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2024-11-08 17:38:07,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 100 states have (on average 1.43) internal successors, (143), 100 states have internal predecessors, (143), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:38:07,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 173 transitions. [2024-11-08 17:38:07,495 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 173 transitions. Word has length 134 [2024-11-08 17:38:07,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:07,497 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 173 transitions. [2024-11-08 17:38:07,499 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:07,500 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 173 transitions. [2024-11-08 17:38:07,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 17:38:07,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:07,505 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:38:07,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:38:07,505 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:07,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:07,506 INFO L85 PathProgramCache]: Analyzing trace with hash 883943654, now seen corresponding path program 1 times [2024-11-08 17:38:07,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:38:07,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472587356] [2024-11-08 17:38:07,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:07,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:38:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:38:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:38:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 17:38:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 17:38:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 17:38:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-08 17:38:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:38:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 17:38:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 17:38:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 17:38:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 17:38:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 17:38:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:38:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:38:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 17:38:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:07,951 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-08 17:38:07,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:38:07,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472587356] [2024-11-08 17:38:07,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472587356] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:38:07,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:38:07,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:38:07,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216056246] [2024-11-08 17:38:07,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:07,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:38:07,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:38:07,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:38:07,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:38:07,958 INFO L87 Difference]: Start difference. First operand 117 states and 173 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-08 17:38:08,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:08,031 INFO L93 Difference]: Finished difference Result 234 states and 347 transitions. [2024-11-08 17:38:08,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:38:08,032 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-11-08 17:38:08,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:08,035 INFO L225 Difference]: With dead ends: 234 [2024-11-08 17:38:08,035 INFO L226 Difference]: Without dead ends: 120 [2024-11-08 17:38:08,036 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 32 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 17:38:08,038 INFO L432 NwaCegarLoop]: 168 mSDtfsCounter, 1 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 493 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 17:38:08,039 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 493 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:38:08,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-08 17:38:08,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 119. [2024-11-08 17:38:08,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 102 states have (on average 1.4215686274509804) internal successors, (145), 102 states have internal predecessors, (145), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:38:08,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 175 transitions. [2024-11-08 17:38:08,052 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 175 transitions. Word has length 134 [2024-11-08 17:38:08,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:08,054 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 175 transitions. [2024-11-08 17:38:08,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-08 17:38:08,054 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2024-11-08 17:38:08,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 17:38:08,057 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:08,057 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:38:08,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 17:38:08,058 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:08,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:08,059 INFO L85 PathProgramCache]: Analyzing trace with hash -1636016280, now seen corresponding path program 1 times [2024-11-08 17:38:08,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:38:08,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765215095] [2024-11-08 17:38:08,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:08,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:38:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:38:08,171 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:38:08,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:38:08,362 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:38:08,363 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:38:08,365 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 17:38:08,368 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 17:38:08,372 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-08 17:38:08,559 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:38:08,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:38:08 BoogieIcfgContainer [2024-11-08 17:38:08,571 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:38:08,572 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:38:08,572 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:38:08,573 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:38:08,573 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:38:05" (3/4) ... [2024-11-08 17:38:08,577 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:38:08,579 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:38:08,581 INFO L158 Benchmark]: Toolchain (without parser) took 4801.27ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 120.8MB in the beginning and 155.8MB in the end (delta: -35.0MB). Peak memory consumption was 107.6kB. Max. memory is 16.1GB. [2024-11-08 17:38:08,582 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:38:08,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 552.93ms. Allocated memory is still 161.5MB. Free memory was 120.3MB in the beginning and 104.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 17:38:08,583 INFO L158 Benchmark]: Boogie Procedure Inliner took 164.31ms. Allocated memory is still 161.5MB. Free memory was 104.0MB in the beginning and 99.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:38:08,583 INFO L158 Benchmark]: Boogie Preprocessor took 156.07ms. Allocated memory is still 161.5MB. Free memory was 99.8MB in the beginning and 95.2MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:38:08,584 INFO L158 Benchmark]: RCFGBuilder took 1134.50ms. Allocated memory is still 161.5MB. Free memory was 95.2MB in the beginning and 107.0MB in the end (delta: -11.8MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-11-08 17:38:08,589 INFO L158 Benchmark]: TraceAbstraction took 2778.71ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 106.2MB in the beginning and 155.8MB in the end (delta: -49.5MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-11-08 17:38:08,589 INFO L158 Benchmark]: Witness Printer took 6.68ms. Allocated memory is still 195.0MB. Free memory is still 155.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:38:08,592 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 552.93ms. Allocated memory is still 161.5MB. Free memory was 120.3MB in the beginning and 104.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 164.31ms. Allocated memory is still 161.5MB. Free memory was 104.0MB in the beginning and 99.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.07ms. Allocated memory is still 161.5MB. Free memory was 99.8MB in the beginning and 95.2MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1134.50ms. Allocated memory is still 161.5MB. Free memory was 95.2MB in the beginning and 107.0MB in the end (delta: -11.8MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2778.71ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 106.2MB in the beginning and 155.8MB in the end (delta: -49.5MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Witness Printer took 6.68ms. Allocated memory is still 195.0MB. Free memory is still 155.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 86, overapproximation of someBinaryArithmeticDOUBLEoperation at line 41, overapproximation of someBinaryDOUBLEComparisonOperation at line 98, overapproximation of someBinaryArithmeticFLOAToperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 1, 1 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 1, 1 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 1, 1 }; [L25-L27] double double_Array_0[2][2] = { {2.5, 64.25}, {31.2, 9999.6} }; [L25-L27] double double_Array_0[2][2] = { {2.5, 64.25}, {31.2, 9999.6} }; [L25-L27] double double_Array_0[2][2] = { {2.5, 64.25}, {31.2, 9999.6} }; [L25-L27] double double_Array_0[2][2] = { {2.5, 64.25}, {31.2, 9999.6} }; [L25-L27] double double_Array_0[2][2] = { {2.5, 64.25}, {31.2, 9999.6} }; [L28-L30] float float_Array_0[7] = { 10.5, 4.4, 64.8, 5.8, 32.902, 8.6, 999.375 }; [L28-L30] float float_Array_0[7] = { 10.5, 4.4, 64.8, 5.8, 32.902, 8.6, 999.375 }; [L28-L30] float float_Array_0[7] = { 10.5, 4.4, 64.8, 5.8, 32.902, 8.6, 999.375 }; [L28-L30] float float_Array_0[7] = { 10.5, 4.4, 64.8, 5.8, 32.902, 8.6, 999.375 }; [L28-L30] float float_Array_0[7] = { 10.5, 4.4, 64.8, 5.8, 32.902, 8.6, 999.375 }; [L28-L30] float float_Array_0[7] = { 10.5, 4.4, 64.8, 5.8, 32.902, 8.6, 999.375 }; [L28-L30] float float_Array_0[7] = { 10.5, 4.4, 64.8, 5.8, 32.902, 8.6, 999.375 }; [L28-L30] float float_Array_0[7] = { 10.5, 4.4, 64.8, 5.8, 32.902, 8.6, 999.375 }; [L31-L33] signed long int signed_long_int_Array_0[2] = { 10, 1 }; [L31-L33] signed long int signed_long_int_Array_0[2] = { 10, 1 }; [L31-L33] signed long int signed_long_int_Array_0[2] = { 10, 1 }; [L34-L36] unsigned char unsigned_char_Array_0[1] = { 2 }; [L34-L36] unsigned char unsigned_char_Array_0[1] = { 2 }; [L37] float last_1_float_Array_0_5_ = 8.6; VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=0, last_1_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L102] isInitial = 1 [L103] FCALL initially() [L104] COND TRUE 1 [L105] CALL updateLastVariables() [L95] EXPR float_Array_0[5] [L95] last_1_float_Array_0_5_ = float_Array_0[5] [L105] RET updateLastVariables() [L106] CALL updateVariables() [L67] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L68] 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L68] 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L68] 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L69] 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L69] 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L69] 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L70] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L71] EXPR BOOL_unsigned_char_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L71] CALL assume_abort_if_not(BOOL_unsigned_char_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L71] RET assume_abort_if_not(BOOL_unsigned_char_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L72] EXPR BOOL_unsigned_char_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L72] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L72] RET assume_abort_if_not(BOOL_unsigned_char_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L73] double_Array_0[1][0] = __VERIFIER_nondet_double() [L74] EXPR double_Array_0[1][0] [L74] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L74] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F [L74] EXPR double_Array_0[1][0] [L74] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L74] EXPR (double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854765600e+12F && double_Array_0[1][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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L74] EXPR (double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854765600e+12F && double_Array_0[1][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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L74] CALL assume_abort_if_not((double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854765600e+12F && double_Array_0[1][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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L74] RET assume_abort_if_not((double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854765600e+12F && double_Array_0[1][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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L75] double_Array_0[0][1] = __VERIFIER_nondet_double() [L76] EXPR double_Array_0[0][1] [L76] EXPR double_Array_0[0][1] >= 0.0F && double_Array_0[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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L76] EXPR double_Array_0[0][1] >= 0.0F && double_Array_0[0][1] <= -1.0e-20F [L76] EXPR double_Array_0[0][1] [L76] EXPR double_Array_0[0][1] >= 0.0F && double_Array_0[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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L76] EXPR (double_Array_0[0][1] >= 0.0F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L76] EXPR (double_Array_0[0][1] >= 0.0F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L76] CALL assume_abort_if_not((double_Array_0[0][1] >= 0.0F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L76] RET assume_abort_if_not((double_Array_0[0][1] >= 0.0F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L77] float_Array_0[0] = __VERIFIER_nondet_float() [L78] EXPR float_Array_0[0] [L78] EXPR float_Array_0[0] >= -230584.3009213691390e+13F && float_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L78] EXPR float_Array_0[0] >= -230584.3009213691390e+13F && float_Array_0[0] <= -1.0e-20F [L78] EXPR float_Array_0[0] [L78] EXPR float_Array_0[0] >= -230584.3009213691390e+13F && float_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L78] EXPR (float_Array_0[0] >= -230584.3009213691390e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 2305843.009213691390e+12F && float_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L78] EXPR (float_Array_0[0] >= -230584.3009213691390e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 2305843.009213691390e+12F && float_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L78] CALL assume_abort_if_not((float_Array_0[0] >= -230584.3009213691390e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 2305843.009213691390e+12F && float_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L78] RET assume_abort_if_not((float_Array_0[0] >= -230584.3009213691390e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 2305843.009213691390e+12F && float_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L79] float_Array_0[1] = __VERIFIER_nondet_float() [L80] EXPR float_Array_0[1] [L80] EXPR float_Array_0[1] >= -115292.1504606845700e+13F && 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L80] EXPR float_Array_0[1] >= -115292.1504606845700e+13F && float_Array_0[1] <= -1.0e-20F [L80] EXPR float_Array_0[1] [L80] EXPR float_Array_0[1] >= -115292.1504606845700e+13F && 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L80] EXPR (float_Array_0[1] >= -115292.1504606845700e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 1152921.504606845700e+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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L80] EXPR (float_Array_0[1] >= -115292.1504606845700e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 1152921.504606845700e+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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L80] CALL assume_abort_if_not((float_Array_0[1] >= -115292.1504606845700e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 1152921.504606845700e+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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L80] RET assume_abort_if_not((float_Array_0[1] >= -115292.1504606845700e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 1152921.504606845700e+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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L81] float_Array_0[2] = __VERIFIER_nondet_float() [L82] EXPR float_Array_0[2] [L82] 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] EXPR float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F [L82] EXPR float_Array_0[2] [L82] 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] EXPR (float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] EXPR (float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] CALL assume_abort_if_not((float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] RET assume_abort_if_not((float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L83] float_Array_0[4] = __VERIFIER_nondet_float() [L84] EXPR float_Array_0[4] [L84] EXPR float_Array_0[4] >= 0.0F && float_Array_0[4] <= -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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L84] EXPR float_Array_0[4] >= 0.0F && float_Array_0[4] <= -1.0e-20F [L84] EXPR float_Array_0[4] [L84] EXPR float_Array_0[4] >= 0.0F && float_Array_0[4] <= -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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L84] EXPR (float_Array_0[4] >= 0.0F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 4611686.018427382800e+12F && float_Array_0[4] >= 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L84] EXPR (float_Array_0[4] >= 0.0F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 4611686.018427382800e+12F && float_Array_0[4] >= 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L84] CALL assume_abort_if_not((float_Array_0[4] >= 0.0F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 4611686.018427382800e+12F && float_Array_0[4] >= 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L84] RET assume_abort_if_not((float_Array_0[4] >= 0.0F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 4611686.018427382800e+12F && float_Array_0[4] >= 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L85] float_Array_0[6] = __VERIFIER_nondet_float() [L86] EXPR float_Array_0[6] [L86] EXPR float_Array_0[6] >= -115292.1504606845700e+13F && float_Array_0[6] <= -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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L86] EXPR float_Array_0[6] >= -115292.1504606845700e+13F && float_Array_0[6] <= -1.0e-20F [L86] EXPR float_Array_0[6] [L86] EXPR float_Array_0[6] >= -115292.1504606845700e+13F && float_Array_0[6] <= -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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L86] EXPR (float_Array_0[6] >= -115292.1504606845700e+13F && float_Array_0[6] <= -1.0e-20F) || (float_Array_0[6] <= 1152921.504606845700e+12F && float_Array_0[6] >= 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L86] EXPR (float_Array_0[6] >= -115292.1504606845700e+13F && float_Array_0[6] <= -1.0e-20F) || (float_Array_0[6] <= 1152921.504606845700e+12F && float_Array_0[6] >= 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L86] CALL assume_abort_if_not((float_Array_0[6] >= -115292.1504606845700e+13F && float_Array_0[6] <= -1.0e-20F) || (float_Array_0[6] <= 1152921.504606845700e+12F && float_Array_0[6] >= 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L86] RET assume_abort_if_not((float_Array_0[6] >= -115292.1504606845700e+13F && float_Array_0[6] <= -1.0e-20F) || (float_Array_0[6] <= 1152921.504606845700e+12F && float_Array_0[6] >= 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L87] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L88] EXPR signed_long_int_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L88] CALL assume_abort_if_not(signed_long_int_Array_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L88] RET assume_abort_if_not(signed_long_int_Array_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L89] EXPR signed_long_int_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L89] CALL assume_abort_if_not(signed_long_int_Array_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L89] RET assume_abort_if_not(signed_long_int_Array_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L90] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L91] EXPR 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L91] CALL assume_abort_if_not(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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L91] RET assume_abort_if_not(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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L92] EXPR 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L92] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 255) 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L92] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 255) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L106] RET updateVariables() [L107] CALL step() [L41] EXPR double_Array_0[0][1] [L41] EXPR double_Array_0[1][0] [L41] double_Array_0[1][1] = (double_Array_0[0][1] - double_Array_0[1][0]) [L42] EXPR unsigned_char_Array_0[0] [L42] EXPR signed_long_int_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L42] COND FALSE !((- unsigned_char_Array_0[0]) >= signed_long_int_Array_0[0]) [L51] EXPR BOOL_unsigned_char_Array_0[0] [L51] unsigned char stepLocal_0 = BOOL_unsigned_char_Array_0[0]; [L52] EXPR BOOL_unsigned_char_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L52] COND TRUE BOOL_unsigned_char_Array_0[1] && stepLocal_0 [L53] EXPR float_Array_0[2] [L53] EXPR float_Array_0[4] [L53] EXPR float_Array_0[0] [L53] EXPR float_Array_0[1] [L53] EXPR float_Array_0[6] [L53] float_Array_0[3] = ((float_Array_0[2] - float_Array_0[4]) + (float_Array_0[0] + (float_Array_0[1] + float_Array_0[6]))) [L55] double_Array_0[0][0] = 500.25 [L56] EXPR 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L56] COND FALSE !(double_Array_0[0][1] > last_1_float_Array_0_5_) [L63] EXPR float_Array_0[0] [L63] float_Array_0[5] = float_Array_0[0] [L107] RET step() [L108] CALL, EXPR property() [L98] EXPR double_Array_0[1][1] [L98] EXPR double_Array_0[0][1] [L98] EXPR double_Array_0[1][0] [L98] EXPR (double_Array_0[1][1] == ((double) (double_Array_0[0][1] - double_Array_0[1][0]))) && (((- unsigned_char_Array_0[0]) >= signed_long_int_Array_0[0]) ? ((signed_long_int_Array_0[0] > unsigned_char_Array_0[0]) ? ((double_Array_0[1][0] == double_Array_0[1][1]) ? (signed_long_int_Array_0[1] == ((signed long int) (256 - (unsigned_char_Array_0[0] + 5)))) : (signed_long_int_Array_0[1] == ((signed long int) unsigned_char_Array_0[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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L98] EXPR (double_Array_0[1][1] == ((double) (double_Array_0[0][1] - double_Array_0[1][0]))) && (((- unsigned_char_Array_0[0]) >= signed_long_int_Array_0[0]) ? ((signed_long_int_Array_0[0] > unsigned_char_Array_0[0]) ? ((double_Array_0[1][0] == double_Array_0[1][1]) ? (signed_long_int_Array_0[1] == ((signed long int) (256 - (unsigned_char_Array_0[0] + 5)))) : (signed_long_int_Array_0[1] == ((signed long int) unsigned_char_Array_0[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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L98] EXPR ((double_Array_0[1][1] == ((double) (double_Array_0[0][1] - double_Array_0[1][0]))) && (((- unsigned_char_Array_0[0]) >= signed_long_int_Array_0[0]) ? ((signed_long_int_Array_0[0] > unsigned_char_Array_0[0]) ? ((double_Array_0[1][0] == double_Array_0[1][1]) ? (signed_long_int_Array_0[1] == ((signed long int) (256 - (unsigned_char_Array_0[0] + 5)))) : (signed_long_int_Array_0[1] == ((signed long int) unsigned_char_Array_0[0]))) : 1) : 1)) && ((BOOL_unsigned_char_Array_0[1] && BOOL_unsigned_char_Array_0[0]) ? (float_Array_0[3] == ((float) ((float_Array_0[2] - float_Array_0[4]) + (float_Array_0[0] + (float_Array_0[1] + float_Array_0[6]))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L98] EXPR ((double_Array_0[1][1] == ((double) (double_Array_0[0][1] - double_Array_0[1][0]))) && (((- unsigned_char_Array_0[0]) >= signed_long_int_Array_0[0]) ? ((signed_long_int_Array_0[0] > unsigned_char_Array_0[0]) ? ((double_Array_0[1][0] == double_Array_0[1][1]) ? (signed_long_int_Array_0[1] == ((signed long int) (256 - (unsigned_char_Array_0[0] + 5)))) : (signed_long_int_Array_0[1] == ((signed long int) unsigned_char_Array_0[0]))) : 1) : 1)) && ((BOOL_unsigned_char_Array_0[1] && BOOL_unsigned_char_Array_0[0]) ? (float_Array_0[3] == ((float) ((float_Array_0[2] - float_Array_0[4]) + (float_Array_0[0] + (float_Array_0[1] + float_Array_0[6]))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L98] EXPR (((double_Array_0[1][1] == ((double) (double_Array_0[0][1] - double_Array_0[1][0]))) && (((- unsigned_char_Array_0[0]) >= signed_long_int_Array_0[0]) ? ((signed_long_int_Array_0[0] > unsigned_char_Array_0[0]) ? ((double_Array_0[1][0] == double_Array_0[1][1]) ? (signed_long_int_Array_0[1] == ((signed long int) (256 - (unsigned_char_Array_0[0] + 5)))) : (signed_long_int_Array_0[1] == ((signed long int) unsigned_char_Array_0[0]))) : 1) : 1)) && ((BOOL_unsigned_char_Array_0[1] && BOOL_unsigned_char_Array_0[0]) ? (float_Array_0[3] == ((float) ((float_Array_0[2] - float_Array_0[4]) + (float_Array_0[0] + (float_Array_0[1] + float_Array_0[6]))))) : 1)) && (double_Array_0[0][0] == ((double) 500.25)) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L98] EXPR (((double_Array_0[1][1] == ((double) (double_Array_0[0][1] - double_Array_0[1][0]))) && (((- unsigned_char_Array_0[0]) >= signed_long_int_Array_0[0]) ? ((signed_long_int_Array_0[0] > unsigned_char_Array_0[0]) ? ((double_Array_0[1][0] == double_Array_0[1][1]) ? (signed_long_int_Array_0[1] == ((signed long int) (256 - (unsigned_char_Array_0[0] + 5)))) : (signed_long_int_Array_0[1] == ((signed long int) unsigned_char_Array_0[0]))) : 1) : 1)) && ((BOOL_unsigned_char_Array_0[1] && BOOL_unsigned_char_Array_0[0]) ? (float_Array_0[3] == ((float) ((float_Array_0[2] - float_Array_0[4]) + (float_Array_0[0] + (float_Array_0[1] + float_Array_0[6]))))) : 1)) && (double_Array_0[0][0] == ((double) 500.25)) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L98] EXPR ((((double_Array_0[1][1] == ((double) (double_Array_0[0][1] - double_Array_0[1][0]))) && (((- unsigned_char_Array_0[0]) >= signed_long_int_Array_0[0]) ? ((signed_long_int_Array_0[0] > unsigned_char_Array_0[0]) ? ((double_Array_0[1][0] == double_Array_0[1][1]) ? (signed_long_int_Array_0[1] == ((signed long int) (256 - (unsigned_char_Array_0[0] + 5)))) : (signed_long_int_Array_0[1] == ((signed long int) unsigned_char_Array_0[0]))) : 1) : 1)) && ((BOOL_unsigned_char_Array_0[1] && BOOL_unsigned_char_Array_0[0]) ? (float_Array_0[3] == ((float) ((float_Array_0[2] - float_Array_0[4]) + (float_Array_0[0] + (float_Array_0[1] + float_Array_0[6]))))) : 1)) && (double_Array_0[0][0] == ((double) 500.25))) && ((double_Array_0[0][1] > last_1_float_Array_0_5_) ? (BOOL_unsigned_char_Array_0[0] ? ((double_Array_0[1][0] <= ((((last_1_float_Array_0_5_) < (float_Array_0[4])) ? (last_1_float_Array_0_5_) : (float_Array_0[4])))) ? (float_Array_0[5] == ((float) (float_Array_0[6] + float_Array_0[4]))) : 1) : 1) : (float_Array_0[5] == ((float) float_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L98] EXPR ((((double_Array_0[1][1] == ((double) (double_Array_0[0][1] - double_Array_0[1][0]))) && (((- unsigned_char_Array_0[0]) >= signed_long_int_Array_0[0]) ? ((signed_long_int_Array_0[0] > unsigned_char_Array_0[0]) ? ((double_Array_0[1][0] == double_Array_0[1][1]) ? (signed_long_int_Array_0[1] == ((signed long int) (256 - (unsigned_char_Array_0[0] + 5)))) : (signed_long_int_Array_0[1] == ((signed long int) unsigned_char_Array_0[0]))) : 1) : 1)) && ((BOOL_unsigned_char_Array_0[1] && BOOL_unsigned_char_Array_0[0]) ? (float_Array_0[3] == ((float) ((float_Array_0[2] - float_Array_0[4]) + (float_Array_0[0] + (float_Array_0[1] + float_Array_0[6]))))) : 1)) && (double_Array_0[0][0] == ((double) 500.25))) && ((double_Array_0[0][1] > last_1_float_Array_0_5_) ? (BOOL_unsigned_char_Array_0[0] ? ((double_Array_0[1][0] <= ((((last_1_float_Array_0_5_) < (float_Array_0[4])) ? (last_1_float_Array_0_5_) : (float_Array_0[4])))) ? (float_Array_0[5] == ((float) (float_Array_0[6] + float_Array_0[4]))) : 1) : 1) : (float_Array_0[5] == ((float) float_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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L98-L99] return ((((double_Array_0[1][1] == ((double) (double_Array_0[0][1] - double_Array_0[1][0]))) && (((- unsigned_char_Array_0[0]) >= signed_long_int_Array_0[0]) ? ((signed_long_int_Array_0[0] > unsigned_char_Array_0[0]) ? ((double_Array_0[1][0] == double_Array_0[1][1]) ? (signed_long_int_Array_0[1] == ((signed long int) (256 - (unsigned_char_Array_0[0] + 5)))) : (signed_long_int_Array_0[1] == ((signed long int) unsigned_char_Array_0[0]))) : 1) : 1)) && ((BOOL_unsigned_char_Array_0[1] && BOOL_unsigned_char_Array_0[0]) ? (float_Array_0[3] == ((float) ((float_Array_0[2] - float_Array_0[4]) + (float_Array_0[0] + (float_Array_0[1] + float_Array_0[6]))))) : 1)) && (double_Array_0[0][0] == ((double) 500.25))) && ((double_Array_0[0][1] > last_1_float_Array_0_5_) ? (BOOL_unsigned_char_Array_0[0] ? ((double_Array_0[1][0] <= ((((last_1_float_Array_0_5_) < (float_Array_0[4])) ? (last_1_float_Array_0_5_) : (float_Array_0[4])))) ? (float_Array_0[5] == ((float) (float_Array_0[6] + float_Array_0[4]))) : 1) : 1) : (float_Array_0[5] == ((float) float_Array_0[0]))) ; [L108] RET, EXPR property() [L108] 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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [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_float_Array_0_5_=43/5, signed_long_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 119 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 1160 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 652 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34 IncrementalHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 508 mSDtfsCounter, 34 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=119occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 536 NumberOfCodeBlocks, 536 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 399 ConstructedInterpolants, 0 QuantifiedInterpolants, 403 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 1260/1260 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 17:38:08,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/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_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/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_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/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_180b3b9f-8028-4960-9535-087c1cc51644/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 46705387b09ad994e1a51666adbfb1b9ed7a0344d3fcdf3b9d51cd3cb2baf1b7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:38:11,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:38:11,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 17:38:11,729 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:38:11,732 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:38:11,798 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:38:11,799 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:38:11,799 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:38:11,800 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:38:11,800 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:38:11,801 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:38:11,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:38:11,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:38:11,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:38:11,804 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:38:11,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:38:11,805 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:38:11,805 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:38:11,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:38:11,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:38:11,810 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:38:11,811 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:38:11,811 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:38:11,812 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 17:38:11,812 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 17:38:11,812 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:38:11,813 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 17:38:11,813 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:38:11,813 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:38:11,814 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:38:11,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:38:11,818 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:38:11,818 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:38:11,819 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:38:11,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:38:11,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:38:11,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:38:11,820 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:38:11,820 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 17:38:11,820 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 17:38:11,821 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:38:11,822 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:38:11,822 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:38:11,822 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:38:11,823 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_180b3b9f-8028-4960-9535-087c1cc51644/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46705387b09ad994e1a51666adbfb1b9ed7a0344d3fcdf3b9d51cd3cb2baf1b7 [2024-11-08 17:38:12,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:38:12,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:38:12,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:38:12,363 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:38:12,364 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:38:12,365 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-60.i Unable to find full path for "g++" [2024-11-08 17:38:15,003 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:38:15,296 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:38:15,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-60.i [2024-11-08 17:38:15,311 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/data/7aadc2e7d/d9a47d023db648d7bdbbefe65437f9f8/FLAGa1bc0ce20 [2024-11-08 17:38:15,337 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/data/7aadc2e7d/d9a47d023db648d7bdbbefe65437f9f8 [2024-11-08 17:38:15,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:38:15,346 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:38:15,350 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:38:15,350 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:38:15,357 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:38:15,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:38:15" (1/1) ... [2024-11-08 17:38:15,360 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60587f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:15, skipping insertion in model container [2024-11-08 17:38:15,360 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:38:15" (1/1) ... [2024-11-08 17:38:15,405 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:38:15,702 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_180b3b9f-8028-4960-9535-087c1cc51644/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-60.i[916,929] [2024-11-08 17:38:15,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:38:15,846 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:38:15,870 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_180b3b9f-8028-4960-9535-087c1cc51644/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-60.i[916,929] [2024-11-08 17:38:15,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:38:16,032 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:38:16,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16 WrapperNode [2024-11-08 17:38:16,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:38:16,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:38:16,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:38:16,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:38:16,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (1/1) ... [2024-11-08 17:38:16,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (1/1) ... [2024-11-08 17:38:16,140 INFO L138 Inliner]: procedures = 36, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 510 [2024-11-08 17:38:16,141 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:38:16,142 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:38:16,142 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:38:16,142 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:38:16,161 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (1/1) ... [2024-11-08 17:38:16,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (1/1) ... [2024-11-08 17:38:16,170 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (1/1) ... [2024-11-08 17:38:16,197 INFO L175 MemorySlicer]: Split 130 memory accesses to 6 slices as follows [2, 14, 30, 59, 13, 12]. 45 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 2, 4, 7, 2, 1]. The 18 writes are split as follows [0, 2, 4, 8, 3, 1]. [2024-11-08 17:38:16,197 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (1/1) ... [2024-11-08 17:38:16,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (1/1) ... [2024-11-08 17:38:16,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (1/1) ... [2024-11-08 17:38:16,279 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (1/1) ... [2024-11-08 17:38:16,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (1/1) ... [2024-11-08 17:38:16,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (1/1) ... [2024-11-08 17:38:16,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:38:16,314 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:38:16,314 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:38:16,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:38:16,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (1/1) ... [2024-11-08 17:38:16,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:38:16,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:38:16,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:38:16,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:38:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:38:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-08 17:38:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-08 17:38:16,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-08 17:38:16,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-08 17:38:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-08 17:38:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-08 17:38:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-08 17:38:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-08 17:38:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-08 17:38:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-08 17:38:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-08 17:38:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-08 17:38:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-08 17:38:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-08 17:38:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-08 17:38:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-08 17:38:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-08 17:38:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-08 17:38:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 17:38:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-08 17:38:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-08 17:38:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-08 17:38:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-08 17:38:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-08 17:38:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-08 17:38:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-08 17:38:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-08 17:38:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-08 17:38:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-08 17:38:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-08 17:38:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-08 17:38:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-08 17:38:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-08 17:38:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-08 17:38:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-08 17:38:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-08 17:38:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-08 17:38:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-08 17:38:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-08 17:38:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-08 17:38:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-08 17:38:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-08 17:38:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-08 17:38:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-08 17:38:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-08 17:38:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-08 17:38:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-08 17:38:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-08 17:38:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-08 17:38:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-08 17:38:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-08 17:38:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-08 17:38:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-08 17:38:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-08 17:38:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-08 17:38:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-08 17:38:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-08 17:38:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-08 17:38:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-08 17:38:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-08 17:38:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:38:16,433 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:38:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:38:16,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:38:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-08 17:38:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-08 17:38:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-08 17:38:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-08 17:38:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-08 17:38:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-08 17:38:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-08 17:38:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-08 17:38:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-08 17:38:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-08 17:38:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-08 17:38:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-08 17:38:16,698 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:38:16,701 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:38:21,258 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-08 17:38:21,258 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:38:21,281 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:38:21,281 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:38:21,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:38:21 BoogieIcfgContainer [2024-11-08 17:38:21,281 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:38:21,285 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:38:21,285 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:38:21,288 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:38:21,289 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:38:15" (1/3) ... [2024-11-08 17:38:21,291 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@779ac6f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:38:21, skipping insertion in model container [2024-11-08 17:38:21,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:38:16" (2/3) ... [2024-11-08 17:38:21,293 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@779ac6f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:38:21, skipping insertion in model container [2024-11-08 17:38:21,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:38:21" (3/3) ... [2024-11-08 17:38:21,294 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-60.i [2024-11-08 17:38:21,314 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:38:21,314 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:38:21,388 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:38:21,398 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;@c592c8e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:38:21,398 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:38:21,404 INFO L276 IsEmpty]: Start isEmpty. Operand has 119 states, 101 states have (on average 1.4653465346534653) internal successors, (148), 102 states have internal predecessors, (148), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:38:21,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 17:38:21,423 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:21,424 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:38:21,425 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:21,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:21,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1174992038, now seen corresponding path program 1 times [2024-11-08 17:38:21,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:38:21,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1873773897] [2024-11-08 17:38:21,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:21,448 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:21,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:38:21,451 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:38:21,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:38:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:22,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 17:38:22,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:38:22,399 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-08 17:38:22,399 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:38:22,400 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:38:22,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1873773897] [2024-11-08 17:38:22,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1873773897] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:38:22,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:38:22,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:38:22,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133148999] [2024-11-08 17:38:22,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:22,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:38:22,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:38:22,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:38:22,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:38:22,436 INFO L87 Difference]: Start difference. First operand has 119 states, 101 states have (on average 1.4653465346534653) internal successors, (148), 102 states have internal predecessors, (148), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:22,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:22,476 INFO L93 Difference]: Finished difference Result 231 states and 365 transitions. [2024-11-08 17:38:22,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:38:22,479 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 134 [2024-11-08 17:38:22,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:22,488 INFO L225 Difference]: With dead ends: 231 [2024-11-08 17:38:22,488 INFO L226 Difference]: Without dead ends: 115 [2024-11-08 17:38:22,492 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 133 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 17:38:22,495 INFO L432 NwaCegarLoop]: 171 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, 171 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 17:38:22,496 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:38:22,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-08 17:38:22,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2024-11-08 17:38:22,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 98 states have (on average 1.4387755102040816) internal successors, (141), 98 states have internal predecessors, (141), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:38:22,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 171 transitions. [2024-11-08 17:38:22,561 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 171 transitions. Word has length 134 [2024-11-08 17:38:22,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:22,562 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 171 transitions. [2024-11-08 17:38:22,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:22,562 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 171 transitions. [2024-11-08 17:38:22,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 17:38:22,566 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:22,566 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:38:22,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-08 17:38:22,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:22,767 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:22,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:22,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1085767588, now seen corresponding path program 1 times [2024-11-08 17:38:22,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:38:22,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1843750892] [2024-11-08 17:38:22,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:22,770 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:22,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:38:22,780 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:38:22,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:38:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:23,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 17:38:23,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:38:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-08 17:38:23,693 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:38:23,694 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:38:23,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1843750892] [2024-11-08 17:38:23,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1843750892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:38:23,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:38:23,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:38:23,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994866400] [2024-11-08 17:38:23,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:23,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:38:23,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:38:23,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:38:23,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:38:23,698 INFO L87 Difference]: Start difference. First operand 115 states and 171 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:24,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:24,095 INFO L93 Difference]: Finished difference Result 229 states and 342 transitions. [2024-11-08 17:38:24,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:38:24,103 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 134 [2024-11-08 17:38:24,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:24,105 INFO L225 Difference]: With dead ends: 229 [2024-11-08 17:38:24,105 INFO L226 Difference]: Without dead ends: 117 [2024-11-08 17:38:24,106 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 131 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 17:38:24,107 INFO L432 NwaCegarLoop]: 169 mSDtfsCounter, 0 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:38:24,108 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 496 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:38:24,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-08 17:38:24,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2024-11-08 17:38:24,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 100 states have (on average 1.43) internal successors, (143), 100 states have internal predecessors, (143), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:38:24,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 173 transitions. [2024-11-08 17:38:24,121 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 173 transitions. Word has length 134 [2024-11-08 17:38:24,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:24,123 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 173 transitions. [2024-11-08 17:38:24,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:24,123 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 173 transitions. [2024-11-08 17:38:24,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 17:38:24,125 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:24,126 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:38:24,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-08 17:38:24,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:24,327 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:24,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:24,328 INFO L85 PathProgramCache]: Analyzing trace with hash 883943654, now seen corresponding path program 1 times [2024-11-08 17:38:24,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:38:24,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1937579567] [2024-11-08 17:38:24,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:24,329 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:24,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:38:24,333 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:38:24,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:38:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:25,171 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:38:25,176 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:38:25,248 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-08 17:38:25,248 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:38:25,249 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:38:25,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1937579567] [2024-11-08 17:38:25,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1937579567] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:38:25,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:38:25,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:38:25,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077156972] [2024-11-08 17:38:25,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:25,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:38:25,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:38:25,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:38:25,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:38:25,252 INFO L87 Difference]: Start difference. First operand 117 states and 173 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-08 17:38:25,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:25,725 INFO L93 Difference]: Finished difference Result 236 states and 350 transitions. [2024-11-08 17:38:25,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:38:25,725 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-11-08 17:38:25,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:25,727 INFO L225 Difference]: With dead ends: 236 [2024-11-08 17:38:25,727 INFO L226 Difference]: Without dead ends: 122 [2024-11-08 17:38:25,728 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 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 17:38:25,730 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 1 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:38:25,730 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 649 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:38:25,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-08 17:38:25,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 121. [2024-11-08 17:38:25,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 104 states have (on average 1.4134615384615385) internal successors, (147), 104 states have internal predecessors, (147), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:38:25,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 177 transitions. [2024-11-08 17:38:25,742 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 177 transitions. Word has length 134 [2024-11-08 17:38:25,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:25,743 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 177 transitions. [2024-11-08 17:38:25,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-08 17:38:25,744 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 177 transitions. [2024-11-08 17:38:25,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 17:38:25,746 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:25,746 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:38:25,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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)] Forceful destruction successful, exit code 0 [2024-11-08 17:38:25,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:25,947 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:25,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:25,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1636016280, now seen corresponding path program 1 times [2024-11-08 17:38:25,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:38:25,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [41240140] [2024-11-08 17:38:25,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:25,949 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:25,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:38:25,954 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:38:25,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:38:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:26,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:38:26,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:38:27,127 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:38:27,131 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 17:38:27,199 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2024-11-08 17:38:27,199 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:38:27,203 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:38:27,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [41240140] [2024-11-08 17:38:27,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [41240140] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:38:27,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:38:27,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:38:27,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294865673] [2024-11-08 17:38:27,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:27,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:38:27,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:38:27,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:38:27,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:38:27,207 INFO L87 Difference]: Start difference. First operand 121 states and 177 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:29,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:38:31,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:38:32,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:32,304 INFO L93 Difference]: Finished difference Result 240 states and 352 transitions. [2024-11-08 17:38:32,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:38:32,311 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 134 [2024-11-08 17:38:32,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:32,313 INFO L225 Difference]: With dead ends: 240 [2024-11-08 17:38:32,313 INFO L226 Difference]: Without dead ends: 122 [2024-11-08 17:38:32,314 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 129 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 17:38:32,315 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 151 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 472 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:38:32,316 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 472 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-11-08 17:38:32,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-08 17:38:32,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 121. [2024-11-08 17:38:32,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 104 states have (on average 1.4038461538461537) internal successors, (146), 104 states have internal predecessors, (146), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:38:32,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 176 transitions. [2024-11-08 17:38:32,330 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 176 transitions. Word has length 134 [2024-11-08 17:38:32,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:32,331 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 176 transitions. [2024-11-08 17:38:32,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:32,332 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 176 transitions. [2024-11-08 17:38:32,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-08 17:38:32,335 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:32,335 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:38:32,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:38:32,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:32,536 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:32,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:32,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1212646862, now seen corresponding path program 1 times [2024-11-08 17:38:32,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:38:32,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1122295117] [2024-11-08 17:38:32,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:32,549 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:32,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:38:32,554 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:38:32,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:38:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:33,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:38:33,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:38:33,919 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:38:33,920 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 17:38:33,994 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 17:38:33,995 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:38:33,995 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:38:33,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1122295117] [2024-11-08 17:38:33,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1122295117] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:38:34,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:38:34,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:38:34,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051923896] [2024-11-08 17:38:34,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:34,001 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:38:34,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:38:34,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:38:34,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:38:34,007 INFO L87 Difference]: Start difference. First operand 121 states and 176 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:36,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:38:38,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:38:39,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:39,410 INFO L93 Difference]: Finished difference Result 240 states and 350 transitions. [2024-11-08 17:38:39,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:38:39,417 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 136 [2024-11-08 17:38:39,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:39,418 INFO L225 Difference]: With dead ends: 240 [2024-11-08 17:38:39,419 INFO L226 Difference]: Without dead ends: 122 [2024-11-08 17:38:39,420 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 131 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 17:38:39,421 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 141 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 468 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:38:39,422 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 468 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-08 17:38:39,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-08 17:38:39,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 121. [2024-11-08 17:38:39,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 104 states have (on average 1.3942307692307692) internal successors, (145), 104 states have internal predecessors, (145), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:38:39,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 175 transitions. [2024-11-08 17:38:39,435 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 175 transitions. Word has length 136 [2024-11-08 17:38:39,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:39,436 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 175 transitions. [2024-11-08 17:38:39,436 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:39,436 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 175 transitions. [2024-11-08 17:38:39,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-08 17:38:39,439 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:39,440 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:38:39,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-08 17:38:39,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:39,641 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:39,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:39,642 INFO L85 PathProgramCache]: Analyzing trace with hash -218820952, now seen corresponding path program 1 times [2024-11-08 17:38:39,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:38:39,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [673127089] [2024-11-08 17:38:39,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:39,643 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:39,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:38:39,647 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:38:39,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:38:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:40,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:38:40,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:38:41,037 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 17:38:41,100 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-08 17:38:41,100 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:38:41,100 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:38:41,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [673127089] [2024-11-08 17:38:41,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [673127089] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:38:41,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:38:41,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:38:41,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786271510] [2024-11-08 17:38:41,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:41,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:38:41,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:38:41,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:38:41,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:38:41,105 INFO L87 Difference]: Start difference. First operand 121 states and 175 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, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:43,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:38:46,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:38:47,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:47,086 INFO L93 Difference]: Finished difference Result 240 states and 348 transitions. [2024-11-08 17:38:47,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:38:47,093 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, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 138 [2024-11-08 17:38:47,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:47,094 INFO L225 Difference]: With dead ends: 240 [2024-11-08 17:38:47,094 INFO L226 Difference]: Without dead ends: 122 [2024-11-08 17:38:47,095 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 133 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 17:38:47,096 INFO L432 NwaCegarLoop]: 126 mSDtfsCounter, 120 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:38:47,097 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 459 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2024-11-08 17:38:47,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-08 17:38:47,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 121. [2024-11-08 17:38:47,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 104 states have (on average 1.3846153846153846) internal successors, (144), 104 states have internal predecessors, (144), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:38:47,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 174 transitions. [2024-11-08 17:38:47,113 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 174 transitions. Word has length 138 [2024-11-08 17:38:47,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:47,118 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 174 transitions. [2024-11-08 17:38:47,118 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, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:47,118 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 174 transitions. [2024-11-08 17:38:47,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-08 17:38:47,121 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:47,125 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:38:47,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:38:47,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:47,326 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:47,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:47,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1226950386, now seen corresponding path program 1 times [2024-11-08 17:38:47,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:38:47,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1534099443] [2024-11-08 17:38:47,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:47,328 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:47,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:38:47,329 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:38:47,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:38:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:48,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:38:48,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:38:48,677 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 17:38:48,730 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-08 17:38:48,731 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:38:48,731 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:38:48,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1534099443] [2024-11-08 17:38:48,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1534099443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:38:48,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:38:48,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:38:48,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940280535] [2024-11-08 17:38:48,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:38:48,735 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:38:48,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:38:48,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:38:48,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:38:48,737 INFO L87 Difference]: Start difference. First operand 121 states and 174 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, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:51,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:38:53,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:38:54,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:38:54,182 INFO L93 Difference]: Finished difference Result 239 states and 345 transitions. [2024-11-08 17:38:54,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:38:54,190 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, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 140 [2024-11-08 17:38:54,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:38:54,192 INFO L225 Difference]: With dead ends: 239 [2024-11-08 17:38:54,192 INFO L226 Difference]: Without dead ends: 121 [2024-11-08 17:38:54,193 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 135 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 17:38:54,193 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 112 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:38:54,194 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 457 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2024-11-08 17:38:54,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-08 17:38:54,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 119. [2024-11-08 17:38:54,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 102 states have (on average 1.3823529411764706) internal successors, (141), 102 states have internal predecessors, (141), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:38:54,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 171 transitions. [2024-11-08 17:38:54,220 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 171 transitions. Word has length 140 [2024-11-08 17:38:54,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:38:54,221 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 171 transitions. [2024-11-08 17:38:54,221 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, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-08 17:38:54,224 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 171 transitions. [2024-11-08 17:38:54,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-08 17:38:54,227 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:38:54,227 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:38:54,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-08 17:38:54,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:54,428 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:38:54,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:38:54,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1931828518, now seen corresponding path program 1 times [2024-11-08 17:38:54,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:38:54,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [292355614] [2024-11-08 17:38:54,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:38:54,430 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:38:54,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:38:54,434 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:38:54,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:38:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:38:55,273 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 17:38:55,278 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:38:55,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 40 [2024-11-08 17:38:56,032 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 200 proven. 36 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-11-08 17:38:56,033 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:38:56,440 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 17:38:56,568 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 27 proven. 15 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-08 17:38:56,569 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:38:56,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [292355614] [2024-11-08 17:38:56,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [292355614] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 17:38:56,569 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:38:56,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-11-08 17:38:56,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919696382] [2024-11-08 17:38:56,570 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 17:38:56,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:38:56,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:38:56,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:38:56,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:38:56,576 INFO L87 Difference]: Start difference. First operand 119 states and 171 transitions. Second operand has 12 states, 11 states have (on average 10.909090909090908) internal successors, (120), 12 states have internal predecessors, (120), 4 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2024-11-08 17:39:00,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:39:02,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:39:03,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:39:03,744 INFO L93 Difference]: Finished difference Result 248 states and 354 transitions. [2024-11-08 17:39:03,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 17:39:03,750 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 10.909090909090908) internal successors, (120), 12 states have internal predecessors, (120), 4 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) Word has length 142 [2024-11-08 17:39:03,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:39:03,752 INFO L225 Difference]: With dead ends: 248 [2024-11-08 17:39:03,752 INFO L226 Difference]: Without dead ends: 121 [2024-11-08 17:39:03,752 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2024-11-08 17:39:03,753 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 118 mSDsluCounter, 481 mSDsCounter, 0 mSdLazyCounter, 433 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 590 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:39:03,754 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 590 Invalid, 450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 433 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2024-11-08 17:39:03,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-08 17:39:03,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 119. [2024-11-08 17:39:03,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 102 states have (on average 1.3627450980392157) internal successors, (139), 102 states have internal predecessors, (139), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-08 17:39:03,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 169 transitions. [2024-11-08 17:39:03,764 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 169 transitions. Word has length 142 [2024-11-08 17:39:03,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:39:03,765 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 169 transitions. [2024-11-08 17:39:03,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 10.909090909090908) internal successors, (120), 12 states have internal predecessors, (120), 4 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2024-11-08 17:39:03,766 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 169 transitions. [2024-11-08 17:39:03,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-08 17:39:03,768 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:39:03,768 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:39:03,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-08 17:39:03,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:39:03,969 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:39:03,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:39:03,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1252556264, now seen corresponding path program 1 times [2024-11-08 17:39:03,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:39:03,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [688839646] [2024-11-08 17:39:03,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:39:03,971 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 17:39:03,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:39:03,973 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:39:03,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/mathsat -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 17:48:37,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:48:45,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-08 17:48:45,492 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:48:45,587 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 59 treesize of output 23 [2024-11-08 17:48:46,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 17:48:48,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 57 [2024-11-08 17:49:01,059 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:49:01,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 349 treesize of output 169 [2024-11-08 17:49:11,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 28 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 375 treesize of output 175 [2024-11-08 17:49:30,192 WARN L286 SmtUtils]: Spent 5.39s on a formula simplification. DAG size of input: 73 DAG size of output: 72 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 17:49:30,277 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:49:30,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 661 treesize of output 217 [2024-11-08 17:49:36,857 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 198 proven. 54 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-08 17:49:36,857 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:51:00,527 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:51:00,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [688839646] [2024-11-08 17:51:00,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [688839646] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:51:00,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37971980] [2024-11-08 17:51:00,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:51:00,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:51:00,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:51:00,532 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:51:00,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180b3b9f-8028-4960-9535-087c1cc51644/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process