./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 03eb8d0594f660e397efb8ed7c8e04abe62220780abc754b35c25622af978718 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:50:52,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:50:52,729 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 02:50:52,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:50:52,735 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:50:52,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:50:52,765 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:50:52,765 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:50:52,765 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:50:52,765 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:50:52,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:50:52,766 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:50:52,766 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:50:52,766 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:50:52,766 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:50:52,767 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:50:52,767 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:50:52,767 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:50:52,767 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:50:52,767 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:50:52,767 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:50:52,767 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:50:52,767 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:50:52,767 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:50:52,768 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:50:52,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:50:52,768 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:50:52,768 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:50:52,768 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:50:52,768 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:50:52,768 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:50:52,768 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:50:52,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:50:52,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:50:52,769 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:50:52,769 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:50:52,769 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:50:52,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:50:52,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:50:52,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:50:52,769 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:50:52,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:50:52,769 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:50:52,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:50:52,770 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:50:52,770 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:50:52,770 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:50:52,770 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:50:52,770 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03eb8d0594f660e397efb8ed7c8e04abe62220780abc754b35c25622af978718 [2024-11-28 02:50:53,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:50:53,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:50:53,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:50:53,055 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:50:53,055 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:50:53,057 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i [2024-11-28 02:50:56,073 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/data/7b1220321/8d62ccceba614d0aa0696f3a1ce05580/FLAGd7b97014a [2024-11-28 02:50:56,428 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:50:56,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i [2024-11-28 02:50:56,438 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/data/7b1220321/8d62ccceba614d0aa0696f3a1ce05580/FLAGd7b97014a [2024-11-28 02:50:56,454 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/data/7b1220321/8d62ccceba614d0aa0696f3a1ce05580 [2024-11-28 02:50:56,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:50:56,457 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:50:56,458 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:50:56,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:50:56,463 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:50:56,464 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,465 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f0b437c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56, skipping insertion in model container [2024-11-28 02:50:56,465 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,484 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:50:56,647 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_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i[917,930] [2024-11-28 02:50:56,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:50:56,737 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:50:56,748 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_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i[917,930] [2024-11-28 02:50:56,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:50:56,797 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:50:56,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56 WrapperNode [2024-11-28 02:50:56,797 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:50:56,798 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:50:56,798 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:50:56,798 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:50:56,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,826 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,899 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2024-11-28 02:50:56,901 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:50:56,902 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:50:56,903 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:50:56,904 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:50:56,914 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,918 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,949 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 02:50:56,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,956 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,974 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,975 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,990 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:56,994 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:50:56,999 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:50:56,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:50:56,999 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:50:57,000 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (1/1) ... [2024-11-28 02:50:57,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:50:57,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:50:57,041 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:50:57,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:50:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:50:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:50:57,072 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:50:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:50:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:50:57,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:50:57,175 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:50:57,177 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:50:57,646 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-28 02:50:57,646 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:50:57,665 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:50:57,666 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:50:57,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:50:57 BoogieIcfgContainer [2024-11-28 02:50:57,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:50:57,670 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:50:57,670 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:50:57,675 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:50:57,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:50:56" (1/3) ... [2024-11-28 02:50:57,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@788ae3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:50:57, skipping insertion in model container [2024-11-28 02:50:57,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:56" (2/3) ... [2024-11-28 02:50:57,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@788ae3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:50:57, skipping insertion in model container [2024-11-28 02:50:57,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:50:57" (3/3) ... [2024-11-28 02:50:57,678 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-86.i [2024-11-28 02:50:57,695 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:50:57,697 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-86.i that has 2 procedures, 73 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:50:57,781 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:50:57,799 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;@31298fc4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:50:57,799 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:50:57,804 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 45 states have (on average 1.288888888888889) internal successors, (58), 46 states have internal predecessors, (58), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 02:50:57,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-28 02:50:57,821 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:50:57,822 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:50:57,823 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:50:57,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:50:57,831 INFO L85 PathProgramCache]: Analyzing trace with hash -2081904117, now seen corresponding path program 1 times [2024-11-28 02:50:57,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:50:57,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793490340] [2024-11-28 02:50:57,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:57,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:50:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:50:58,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-28 02:50:58,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:50:58,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793490340] [2024-11-28 02:50:58,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793490340] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:50:58,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1014785018] [2024-11-28 02:50:58,246 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:58,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:50:58,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:50:58,252 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:50:58,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:50:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:50:58,499 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:50:58,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:50:58,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-28 02:50:58,568 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:50:58,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1014785018] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:50:58,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:50:58,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 02:50:58,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088219122] [2024-11-28 02:50:58,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:50:58,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:50:58,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:50:58,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:50:58,601 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:50:58,603 INFO L87 Difference]: Start difference. First operand has 73 states, 45 states have (on average 1.288888888888889) internal successors, (58), 46 states have internal predecessors, (58), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 02:50:58,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:50:58,629 INFO L93 Difference]: Finished difference Result 139 states and 235 transitions. [2024-11-28 02:50:58,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:50:58,631 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 155 [2024-11-28 02:50:58,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:50:58,638 INFO L225 Difference]: With dead ends: 139 [2024-11-28 02:50:58,638 INFO L226 Difference]: Without dead ends: 69 [2024-11-28 02:50:58,641 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:50:58,645 INFO L435 NwaCegarLoop]: 101 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, 101 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:50:58,645 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:50:58,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-28 02:50:58,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-28 02:50:58,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 42 states have (on average 1.2142857142857142) internal successors, (51), 42 states have internal predecessors, (51), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 02:50:58,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 101 transitions. [2024-11-28 02:50:58,687 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 101 transitions. Word has length 155 [2024-11-28 02:50:58,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:50:58,688 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 101 transitions. [2024-11-28 02:50:58,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 02:50:58,688 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2024-11-28 02:50:58,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-28 02:50:58,692 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:50:58,692 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:50:58,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 02:50:58,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 02:50:58,896 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:50:58,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:50:58,897 INFO L85 PathProgramCache]: Analyzing trace with hash -2077999, now seen corresponding path program 1 times [2024-11-28 02:50:58,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:50:58,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075461012] [2024-11-28 02:50:58,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:58,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:50:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:50:59,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 02:50:59,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:50:59,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075461012] [2024-11-28 02:50:59,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075461012] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:50:59,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:50:59,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:50:59,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882425283] [2024-11-28 02:50:59,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:50:59,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:50:59,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:50:59,258 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:50:59,258 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:50:59,258 INFO L87 Difference]: Start difference. First operand 69 states and 101 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 02:50:59,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:50:59,333 INFO L93 Difference]: Finished difference Result 157 states and 228 transitions. [2024-11-28 02:50:59,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:50:59,335 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 155 [2024-11-28 02:50:59,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:50:59,337 INFO L225 Difference]: With dead ends: 157 [2024-11-28 02:50:59,337 INFO L226 Difference]: Without dead ends: 91 [2024-11-28 02:50:59,338 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:50:59,343 INFO L435 NwaCegarLoop]: 113 mSDtfsCounter, 25 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:50:59,343 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 202 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:50:59,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-28 02:50:59,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 79. [2024-11-28 02:50:59,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 52 states have (on average 1.25) internal successors, (65), 52 states have internal predecessors, (65), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 02:50:59,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 115 transitions. [2024-11-28 02:50:59,362 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 115 transitions. Word has length 155 [2024-11-28 02:50:59,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:50:59,368 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 115 transitions. [2024-11-28 02:50:59,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 02:50:59,369 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 115 transitions. [2024-11-28 02:50:59,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-28 02:50:59,373 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:50:59,374 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:50:59,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:50:59,374 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:50:59,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:50:59,375 INFO L85 PathProgramCache]: Analyzing trace with hash 698986579, now seen corresponding path program 1 times [2024-11-28 02:50:59,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:50:59,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663787665] [2024-11-28 02:50:59,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:59,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:50:59,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:50:59,539 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:50:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:50:59,734 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:50:59,734 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:50:59,735 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:50:59,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:50:59,745 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-28 02:50:59,834 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:50:59,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:50:59 BoogieIcfgContainer [2024-11-28 02:50:59,838 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:50:59,839 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:50:59,839 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:50:59,839 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:50:59,840 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:50:57" (3/4) ... [2024-11-28 02:50:59,842 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:50:59,843 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:50:59,844 INFO L158 Benchmark]: Toolchain (without parser) took 3387.04ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 91.7MB in the end (delta: 11.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-11-28 02:50:59,848 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:50:59,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.35ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 89.0MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:50:59,849 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.31ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 84.7MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:50:59,849 INFO L158 Benchmark]: Boogie Preprocessor took 91.99ms. Allocated memory is still 142.6MB. Free memory was 84.7MB in the beginning and 76.5MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:50:59,850 INFO L158 Benchmark]: RCFGBuilder took 669.06ms. Allocated memory is still 142.6MB. Free memory was 76.5MB in the beginning and 54.1MB in the end (delta: 22.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 02:50:59,850 INFO L158 Benchmark]: TraceAbstraction took 2168.14ms. Allocated memory is still 142.6MB. Free memory was 53.4MB in the beginning and 92.6MB in the end (delta: -39.2MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2024-11-28 02:50:59,850 INFO L158 Benchmark]: Witness Printer took 4.59ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 91.7MB in the end (delta: 36.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:50:59,855 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.35ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 89.0MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.31ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 84.7MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 91.99ms. Allocated memory is still 142.6MB. Free memory was 84.7MB in the beginning and 76.5MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 669.06ms. Allocated memory is still 142.6MB. Free memory was 76.5MB in the beginning and 54.1MB in the end (delta: 22.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2168.14ms. Allocated memory is still 142.6MB. Free memory was 53.4MB in the beginning and 92.6MB in the end (delta: -39.2MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Witness Printer took 4.59ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 91.7MB in the end (delta: 36.9kB). 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 80, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryFLOATComparisonOperation at line 84, overapproximation of someBinaryArithmeticFLOAToperation at line 50. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 0; [L23] unsigned char var_1_2 = 0; [L24] signed short int var_1_3 = 2; [L25] signed short int var_1_4 = 256; [L26] signed short int var_1_5 = -256; [L27] signed short int var_1_6 = 2; [L28] float var_1_7 = 255.8; [L29] float var_1_8 = 127.8; [L30] float var_1_9 = 128.5; [L31] float var_1_10 = 499.3; [L32] unsigned short int var_1_11 = 10; [L33] unsigned char var_1_12 = 1; [L34] unsigned short int var_1_13 = 8; [L35] unsigned short int var_1_14 = 256; [L36] unsigned short int var_1_15 = 1; [L37] unsigned short int var_1_16 = 16; [L38] unsigned short int var_1_17 = 57705; [L39] unsigned long int var_1_18 = 64; VAL [isInitial=0, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L111] isInitial = 1 [L112] FCALL initially() [L114] FCALL updateLastVariables() [L115] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_uchar() [L65] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L65] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L66] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L66] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L67] var_1_3 = __VERIFIER_nondet_short() [L68] CALL assume_abort_if_not(var_1_3 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L68] RET assume_abort_if_not(var_1_3 >= -16383) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L69] CALL assume_abort_if_not(var_1_3 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L69] RET assume_abort_if_not(var_1_3 <= 16383) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L70] var_1_4 = __VERIFIER_nondet_short() [L71] CALL assume_abort_if_not(var_1_4 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L71] RET assume_abort_if_not(var_1_4 >= -8191) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L72] CALL assume_abort_if_not(var_1_4 <= 8192) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L72] RET assume_abort_if_not(var_1_4 <= 8192) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L73] var_1_5 = __VERIFIER_nondet_short() [L74] CALL assume_abort_if_not(var_1_5 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L74] RET assume_abort_if_not(var_1_5 >= -8191) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L75] CALL assume_abort_if_not(var_1_5 <= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L75] RET assume_abort_if_not(var_1_5 <= 8191) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L76] var_1_6 = __VERIFIER_nondet_short() [L77] CALL assume_abort_if_not(var_1_6 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L77] RET assume_abort_if_not(var_1_6 >= -32767) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L78] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L78] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L79] var_1_8 = __VERIFIER_nondet_float() [L80] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_9=257/2] [L80] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_9=257/2] [L81] var_1_9 = __VERIFIER_nondet_float() [L82] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L82] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L83] var_1_10 = __VERIFIER_nondet_float() [L84] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L84] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L85] var_1_12 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L86] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L87] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L87] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L88] var_1_13 = __VERIFIER_nondet_ushort() [L89] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L89] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L90] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L90] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L91] var_1_14 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L92] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L93] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L93] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L94] var_1_15 = __VERIFIER_nondet_ushort() [L95] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L95] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L96] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L96] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L97] var_1_16 = __VERIFIER_nondet_ushort() [L98] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L98] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L99] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L99] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L100] var_1_17 = __VERIFIER_nondet_ushort() [L101] CALL assume_abort_if_not(var_1_17 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L101] RET assume_abort_if_not(var_1_17 >= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L102] CALL assume_abort_if_not(var_1_17 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L102] RET assume_abort_if_not(var_1_17 <= 65534) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L115] RET updateVariables() [L116] CALL step() [L43] COND FALSE !(! var_1_2) [L46] var_1_1 = var_1_5 VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L48] signed short int stepLocal_0 = var_1_5; VAL [isInitial=1, stepLocal_0=8191, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L49] COND TRUE stepLocal_0 > 2 [L50] var_1_7 = ((var_1_8 + var_1_9) - var_1_10) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L52] var_1_18 = var_1_17 VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L53] COND TRUE var_1_2 && var_1_12 [L54] var_1_11 = (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))) VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR (((! var_1_2) ? (var_1_1 == ((signed short int) (((((var_1_3 + (var_1_4 + var_1_5))) < (var_1_6)) ? ((var_1_3 + (var_1_4 + var_1_5))) : (var_1_6))))) : (var_1_1 == ((signed short int) var_1_5))) && ((var_1_5 > 2) ? (var_1_7 == ((float) ((var_1_8 + var_1_9) - var_1_10))) : 1)) && ((var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15))))) VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L107-L108] return ((((! var_1_2) ? (var_1_1 == ((signed short int) (((((var_1_3 + (var_1_4 + var_1_5))) < (var_1_6)) ? ((var_1_3 + (var_1_4 + var_1_5))) : (var_1_6))))) : (var_1_1 == ((signed short int) var_1_5))) && ((var_1_5 > 2) ? (var_1_7 == ((float) ((var_1_8 + var_1_9) - var_1_10))) : 1)) && ((var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15)))))) && (var_1_18 == ((unsigned long int) var_1_17)) ; [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L19] reach_error() VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25 mSDsluCounter, 303 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 89 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 214 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 159 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=2, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 620 NumberOfCodeBlocks, 620 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 462 ConstructedInterpolants, 0 QuantifiedInterpolants, 478 SizeOfPredicates, 0 NumberOfNonLiveVariables, 335 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 3552/3600 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 02:50:59,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 03eb8d0594f660e397efb8ed7c8e04abe62220780abc754b35c25622af978718 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:51:02,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:51:02,690 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 02:51:02,696 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:51:02,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:51:02,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:51:02,724 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:51:02,724 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:51:02,724 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:51:02,724 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:51:02,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:51:02,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:51:02,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:51:02,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:51:02,726 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:51:02,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:51:02,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:51:02,726 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:51:02,726 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:51:02,726 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:51:02,727 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:51:02,727 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:51:02,727 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:51:02,727 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:51:02,727 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:51:02,727 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:51:02,727 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:51:02,728 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:51:02,728 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:51:02,728 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:51:02,728 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:51:02,728 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:51:02,729 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:51:02,729 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:51:02,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:51:02,729 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:51:02,729 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:51:02,729 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:51:02,729 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:51:02,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:51:02,730 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:51:02,730 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:51:02,730 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:51:02,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:51:02,730 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:51:02,730 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:51:02,731 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:51:02,731 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:51:02,731 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:51:02,731 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:51:02,731 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03eb8d0594f660e397efb8ed7c8e04abe62220780abc754b35c25622af978718 [2024-11-28 02:51:03,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:51:03,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:51:03,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:51:03,082 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:51:03,083 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:51:03,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i [2024-11-28 02:51:06,313 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/data/10114f764/80c69bce76aa4a97b2d81445419d44b3/FLAG186257391 [2024-11-28 02:51:06,574 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:51:06,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i [2024-11-28 02:51:06,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/data/10114f764/80c69bce76aa4a97b2d81445419d44b3/FLAG186257391 [2024-11-28 02:51:06,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/data/10114f764/80c69bce76aa4a97b2d81445419d44b3 [2024-11-28 02:51:06,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:51:06,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:51:06,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:51:06,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:51:06,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:51:06,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:51:06" (1/1) ... [2024-11-28 02:51:06,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370d18f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:06, skipping insertion in model container [2024-11-28 02:51:06,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:51:06" (1/1) ... [2024-11-28 02:51:06,633 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:51:06,812 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_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i[917,930] [2024-11-28 02:51:06,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:51:06,898 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:51:06,913 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_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i[917,930] [2024-11-28 02:51:06,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:51:07,004 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:51:07,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07 WrapperNode [2024-11-28 02:51:07,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:51:07,006 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:51:07,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:51:07,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:51:07,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,034 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,077 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-11-28 02:51:07,078 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:51:07,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:51:07,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:51:07,079 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:51:07,097 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,101 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,127 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 02:51:07,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,148 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,152 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,160 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,167 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:51:07,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:51:07,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:51:07,171 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:51:07,172 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (1/1) ... [2024-11-28 02:51:07,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:51:07,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:51:07,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:51:07,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:51:07,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:51:07,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 02:51:07,243 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:51:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:51:07,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:51:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:51:07,355 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:51:07,357 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:51:08,535 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-28 02:51:08,535 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:51:08,547 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:51:08,547 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:51:08,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:51:08 BoogieIcfgContainer [2024-11-28 02:51:08,548 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:51:08,550 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:51:08,551 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:51:08,556 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:51:08,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:51:06" (1/3) ... [2024-11-28 02:51:08,557 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63c54730 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:51:08, skipping insertion in model container [2024-11-28 02:51:08,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:51:07" (2/3) ... [2024-11-28 02:51:08,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63c54730 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:51:08, skipping insertion in model container [2024-11-28 02:51:08,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:51:08" (3/3) ... [2024-11-28 02:51:08,560 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-86.i [2024-11-28 02:51:08,591 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:51:08,593 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-86.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:51:08,677 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:51:08,695 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;@15292d4e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:51:08,696 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:51:08,702 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 02:51:08,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 02:51:08,721 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:51:08,722 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:51:08,723 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:51:08,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:51:08,731 INFO L85 PathProgramCache]: Analyzing trace with hash -195440256, now seen corresponding path program 1 times [2024-11-28 02:51:08,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:51:08,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [863204936] [2024-11-28 02:51:08,750 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:51:08,751 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:51:08,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:51:08,754 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:51:08,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 02:51:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:51:09,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:51:09,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:51:09,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2024-11-28 02:51:09,287 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:51:09,288 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:51:09,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [863204936] [2024-11-28 02:51:09,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [863204936] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:51:09,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:51:09,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:51:09,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072742055] [2024-11-28 02:51:09,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:51:09,300 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:51:09,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:51:09,322 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:51:09,323 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:51:09,325 INFO L87 Difference]: Start difference. First operand has 64 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 02:51:09,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:51:09,351 INFO L93 Difference]: Finished difference Result 121 states and 209 transitions. [2024-11-28 02:51:09,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:51:09,353 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 153 [2024-11-28 02:51:09,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:51:09,360 INFO L225 Difference]: With dead ends: 121 [2024-11-28 02:51:09,361 INFO L226 Difference]: Without dead ends: 60 [2024-11-28 02:51:09,364 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:51:09,367 INFO L435 NwaCegarLoop]: 88 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, 88 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:51:09,368 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:51:09,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2024-11-28 02:51:09,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2024-11-28 02:51:09,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 02:51:09,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 88 transitions. [2024-11-28 02:51:09,414 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 88 transitions. Word has length 153 [2024-11-28 02:51:09,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:51:09,415 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 88 transitions. [2024-11-28 02:51:09,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 02:51:09,415 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2024-11-28 02:51:09,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 02:51:09,419 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:51:09,419 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:51:09,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 02:51:09,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:51:09,620 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:51:09,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:51:09,621 INFO L85 PathProgramCache]: Analyzing trace with hash 1362029510, now seen corresponding path program 1 times [2024-11-28 02:51:09,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:51:09,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1558432246] [2024-11-28 02:51:09,623 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:51:09,623 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:51:09,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:51:09,626 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:51:09,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 02:51:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:51:10,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:51:10,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:51:10,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 02:51:10,140 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:51:10,140 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:51:10,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1558432246] [2024-11-28 02:51:10,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1558432246] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:51:10,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:51:10,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:51:10,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871326696] [2024-11-28 02:51:10,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:51:10,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:51:10,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:51:10,145 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:51:10,146 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:51:10,146 INFO L87 Difference]: Start difference. First operand 60 states and 88 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 02:51:10,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:51:10,727 INFO L93 Difference]: Finished difference Result 130 states and 189 transitions. [2024-11-28 02:51:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:51:10,735 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 153 [2024-11-28 02:51:10,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:51:10,737 INFO L225 Difference]: With dead ends: 130 [2024-11-28 02:51:10,737 INFO L226 Difference]: Without dead ends: 73 [2024-11-28 02:51:10,739 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:51:10,739 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 13 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:51:10,740 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 169 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 02:51:10,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-28 02:51:10,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 64. [2024-11-28 02:51:10,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 37 states have (on average 1.162162162162162) internal successors, (43), 37 states have internal predecessors, (43), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 02:51:10,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2024-11-28 02:51:10,753 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 153 [2024-11-28 02:51:10,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:51:10,755 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2024-11-28 02:51:10,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 02:51:10,755 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2024-11-28 02:51:10,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 02:51:10,757 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:51:10,758 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:51:10,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-28 02:51:10,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:51:10,962 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:51:10,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:51:10,962 INFO L85 PathProgramCache]: Analyzing trace with hash 2042087880, now seen corresponding path program 1 times [2024-11-28 02:51:10,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:51:10,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1609071837] [2024-11-28 02:51:10,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:51:10,963 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:51:10,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:51:10,965 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:51:10,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e19cd8a0-7e82-44ef-80ef-e0d77eee700b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-28 02:51:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:51:11,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-28 02:51:11,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:51:51,984 WARN L286 SmtUtils]: Spent 5.96s on a formula simplification that was a NOOP. DAG size: 70 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)