./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.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_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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_2803dde2-ef34-4e4b-815c-fff0e4875138/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 a066ceb57ae616cacea03e0962ddb0f72c30615de7f169bd50844b1bbd2737e4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:39:35,243 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:39:35,357 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 03:39:35,365 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:39:35,367 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:39:35,408 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:39:35,409 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:39:35,409 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:39:35,410 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:39:35,410 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:39:35,411 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:39:35,411 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:39:35,412 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:39:35,412 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:39:35,412 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:39:35,413 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:39:35,413 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:39:35,413 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:39:35,414 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:39:35,414 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:39:35,414 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:39:35,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:39:35,415 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:39:35,415 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:39:35,415 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:39:35,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:39:35,415 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:39:35,415 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:39:35,415 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:39:35,416 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:39:35,416 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:39:35,416 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:39:35,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:39:35,417 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:39:35,417 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:39:35,418 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:39:35,418 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:39:35,418 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:39:35,418 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:39:35,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:39:35,418 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:39:35,418 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:39:35,419 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:39:35,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:39:35,419 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:39:35,419 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:39:35,419 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:39:35,419 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:39:35,419 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_2803dde2-ef34-4e4b-815c-fff0e4875138/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 -> a066ceb57ae616cacea03e0962ddb0f72c30615de7f169bd50844b1bbd2737e4 [2024-11-28 03:39:35,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:39:35,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:39:35,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:39:35,762 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:39:35,763 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:39:35,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i [2024-11-28 03:39:38,705 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/data/dbe82ad71/d2bc2d2c262045f9949c6863e4f8a10f/FLAGc2f32b7e9 [2024-11-28 03:39:39,081 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:39:39,082 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i [2024-11-28 03:39:39,123 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/data/dbe82ad71/d2bc2d2c262045f9949c6863e4f8a10f/FLAGc2f32b7e9 [2024-11-28 03:39:39,158 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/data/dbe82ad71/d2bc2d2c262045f9949c6863e4f8a10f [2024-11-28 03:39:39,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:39:39,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:39:39,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:39:39,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:39:39,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:39:39,177 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,181 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1720d031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39, skipping insertion in model container [2024-11-28 03:39:39,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,216 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:39:39,434 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_2803dde2-ef34-4e4b-815c-fff0e4875138/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i[917,930] [2024-11-28 03:39:39,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:39:39,543 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:39:39,560 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_2803dde2-ef34-4e4b-815c-fff0e4875138/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i[917,930] [2024-11-28 03:39:39,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:39:39,625 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:39:39,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39 WrapperNode [2024-11-28 03:39:39,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:39:39,627 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:39:39,627 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:39:39,627 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:39:39,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,679 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124 [2024-11-28 03:39:39,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:39:39,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:39:39,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:39:39,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:39:39,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,694 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,708 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 03:39:39,708 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,709 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,715 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,720 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,721 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,723 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:39:39,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:39:39,726 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:39:39,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:39:39,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (1/1) ... [2024-11-28 03:39:39,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:39:39,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:39:39,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:39:39,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:39:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:39:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:39:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:39:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:39:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:39:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:39:39,897 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:39:39,899 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:39:40,163 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-28 03:39:40,164 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:39:40,175 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:39:40,176 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:39:40,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:39:40 BoogieIcfgContainer [2024-11-28 03:39:40,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:39:40,179 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:39:40,179 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:39:40,185 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:39:40,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:39:39" (1/3) ... [2024-11-28 03:39:40,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b8a17e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:39:40, skipping insertion in model container [2024-11-28 03:39:40,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:39" (2/3) ... [2024-11-28 03:39:40,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b8a17e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:39:40, skipping insertion in model container [2024-11-28 03:39:40,187 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:39:40" (3/3) ... [2024-11-28 03:39:40,188 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-68.i [2024-11-28 03:39:40,204 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:39:40,206 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-68.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:39:40,266 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:39:40,280 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;@4f61f8b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:39:40,281 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:39:40,285 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-28 03:39:40,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-28 03:39:40,296 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:39:40,297 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:39:40,298 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:39:40,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:39:40,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1857079027, now seen corresponding path program 1 times [2024-11-28 03:39:40,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:39:40,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756327636] [2024-11-28 03:39:40,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:39:40,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:39:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:39:40,599 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-11-28 03:39:40,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:39:40,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756327636] [2024-11-28 03:39:40,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756327636] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:39:40,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [670646953] [2024-11-28 03:39:40,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:39:40,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:39:40,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:39:40,604 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:39:40,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:39:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:39:40,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:39:40,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:39:40,913 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-11-28 03:39:40,913 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:39:40,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [670646953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:39:40,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:39:40,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 03:39:40,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333871276] [2024-11-28 03:39:40,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:39:40,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:39:40,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:39:40,950 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:39:40,950 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:39:40,953 INFO L87 Difference]: Start difference. First operand has 54 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 03:39:40,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:39:40,995 INFO L93 Difference]: Finished difference Result 101 states and 169 transitions. [2024-11-28 03:39:40,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:39:40,997 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 110 [2024-11-28 03:39:40,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:39:41,007 INFO L225 Difference]: With dead ends: 101 [2024-11-28 03:39:41,008 INFO L226 Difference]: Without dead ends: 50 [2024-11-28 03:39:41,013 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 111 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 03:39:41,016 INFO L435 NwaCegarLoop]: 72 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, 72 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 03:39:41,017 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:39:41,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-11-28 03:39:41,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-11-28 03:39:41,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-28 03:39:41,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 72 transitions. [2024-11-28 03:39:41,062 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 72 transitions. Word has length 110 [2024-11-28 03:39:41,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:39:41,062 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 72 transitions. [2024-11-28 03:39:41,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 03:39:41,063 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2024-11-28 03:39:41,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-28 03:39:41,066 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:39:41,066 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:39:41,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 03:39:41,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 03:39:41,267 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:39:41,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:39:41,268 INFO L85 PathProgramCache]: Analyzing trace with hash -251879665, now seen corresponding path program 1 times [2024-11-28 03:39:41,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:39:41,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642324595] [2024-11-28 03:39:41,268 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:39:41,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:39:41,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:39:41,725 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 03:39:41,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:39:41,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642324595] [2024-11-28 03:39:41,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642324595] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:39:41,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:39:41,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:39:41,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414431038] [2024-11-28 03:39:41,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:39:41,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:39:41,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:39:41,728 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:39:41,728 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:39:41,730 INFO L87 Difference]: Start difference. First operand 50 states and 72 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 03:39:41,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:39:41,774 INFO L93 Difference]: Finished difference Result 97 states and 141 transitions. [2024-11-28 03:39:41,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:39:41,775 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 110 [2024-11-28 03:39:41,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:39:41,778 INFO L225 Difference]: With dead ends: 97 [2024-11-28 03:39:41,778 INFO L226 Difference]: Without dead ends: 50 [2024-11-28 03:39:41,778 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 03:39:41,779 INFO L435 NwaCegarLoop]: 70 mSDtfsCounter, 0 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:39:41,780 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:39:41,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-11-28 03:39:41,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-11-28 03:39:41,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 31 states have internal predecessors, (37), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-28 03:39:41,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 71 transitions. [2024-11-28 03:39:41,796 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 71 transitions. Word has length 110 [2024-11-28 03:39:41,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:39:41,798 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 71 transitions. [2024-11-28 03:39:41,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 03:39:41,798 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2024-11-28 03:39:41,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-28 03:39:41,803 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:39:41,803 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:39:41,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:39:41,806 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:39:41,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:39:41,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1061226291, now seen corresponding path program 1 times [2024-11-28 03:39:41,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:39:41,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864175435] [2024-11-28 03:39:41,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:39:41,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:39:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 03:39:42,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [786737409] [2024-11-28 03:39:42,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:39:42,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:39:42,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:39:42,053 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:39:42,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 03:39:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:39:42,226 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:39:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:39:42,354 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 03:39:42,355 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 03:39:42,357 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 03:39:42,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 03:39:42,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:39:42,565 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-28 03:39:42,682 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:39:42,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:39:42 BoogieIcfgContainer [2024-11-28 03:39:42,685 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:39:42,687 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:39:42,687 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:39:42,687 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:39:42,688 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:39:40" (3/4) ... [2024-11-28 03:39:42,691 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:39:42,692 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:39:42,693 INFO L158 Benchmark]: Toolchain (without parser) took 3526.45ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 97.5MB in the end (delta: 21.7MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2024-11-28 03:39:42,694 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 142.6MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:39:42,695 INFO L158 Benchmark]: CACSL2BoogieTranslator took 457.43ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 106.2MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:39:42,696 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.29ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:39:42,697 INFO L158 Benchmark]: Boogie Preprocessor took 44.71ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 102.2MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:39:42,697 INFO L158 Benchmark]: RCFGBuilder took 450.40ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 86.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:39:42,698 INFO L158 Benchmark]: TraceAbstraction took 2506.84ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 97.5MB in the end (delta: -11.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:39:42,698 INFO L158 Benchmark]: Witness Printer took 5.77ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 97.5MB in the end (delta: 24.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:39:42,700 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 142.6MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 457.43ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 106.2MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.29ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.71ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 102.2MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 450.40ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 86.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2506.84ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 97.5MB in the end (delta: -11.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.77ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 97.5MB in the end (delta: 24.0kB). 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 77, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 107. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 32; [L23] float var_1_2 = 64.5; [L24] float var_1_3 = 16.8; [L25] signed long int var_1_8 = 10; [L26] unsigned char var_1_9 = 0; [L27] double var_1_10 = 25.5; [L28] double var_1_11 = 999999999.729; [L29] double var_1_12 = 999.8; [L30] signed short int var_1_13 = -25; [L31] signed short int var_1_14 = -64; [L32] signed short int var_1_15 = 0; [L33] signed short int var_1_16 = -8; [L34] signed long int var_1_17 = 5; [L35] unsigned long int var_1_18 = 0; [L36] unsigned long int var_1_19 = 8; [L37] float var_1_20 = 32.375; [L38] signed long int var_1_21 = -10; [L39] signed short int last_1_var_1_13 = -25; [L40] signed long int last_1_var_1_17 = 5; VAL [isInitial=0, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_2=129/2, var_1_3=84/5, var_1_8=10, var_1_9=0] [L111] isInitial = 1 [L112] FCALL initially() [L114] CALL updateLastVariables() [L103] last_1_var_1_13 = var_1_13 [L104] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_2=129/2, var_1_3=84/5, var_1_8=10, var_1_9=0] [L114] RET updateLastVariables() [L115] CALL updateVariables() [L74] var_1_2 = __VERIFIER_nondet_float() [L75] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_3=84/5, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_3=84/5, var_1_8=10, var_1_9=0] [L75] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_3=84/5, var_1_8=10, var_1_9=0] [L76] var_1_3 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=10, var_1_9=0] [L77] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=10, var_1_9=0] [L78] var_1_8 = __VERIFIER_nondet_long() [L79] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L79] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L80] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L80] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L81] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L81] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L82] var_1_9 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2] [L83] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2] [L84] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L84] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_11=999999999729/1000, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L85] var_1_11 = __VERIFIER_nondet_double() [L86] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L86] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_12=4999/5, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L87] var_1_12 = __VERIFIER_nondet_double() [L88] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L88] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-64, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L89] var_1_14 = __VERIFIER_nondet_short() [L90] CALL assume_abort_if_not(var_1_14 >= -8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L90] RET assume_abort_if_not(var_1_14 >= -8191) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L91] CALL assume_abort_if_not(var_1_14 <= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L91] RET assume_abort_if_not(var_1_14 <= 8192) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=0, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L92] var_1_15 = __VERIFIER_nondet_short() [L93] CALL assume_abort_if_not(var_1_15 >= -8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L93] RET assume_abort_if_not(var_1_15 >= -8191) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L94] CALL assume_abort_if_not(var_1_15 <= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L94] RET assume_abort_if_not(var_1_15 <= 8191) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=-8, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L95] var_1_16 = __VERIFIER_nondet_short() [L96] CALL assume_abort_if_not(var_1_16 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L96] RET assume_abort_if_not(var_1_16 >= -16383) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L97] CALL assume_abort_if_not(var_1_16 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L97] RET assume_abort_if_not(var_1_16 <= 16383) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_19=8, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L98] var_1_19 = __VERIFIER_nondet_ulong() [L99] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L99] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L100] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_19=0, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_19=0, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L100] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_19=0, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L115] RET updateVariables() [L116] CALL step() [L44] signed long int stepLocal_2 = var_1_8 + last_1_var_1_17; VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, stepLocal_2=7, var_1_10=51/2, var_1_13=-25, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_19=0, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L45] COND FALSE !(\read(var_1_9)) [L52] var_1_13 = var_1_15 VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, stepLocal_2=7, var_1_10=51/2, var_1_13=3, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=5, var_1_18=0, var_1_19=0, var_1_1=32, var_1_20=259/8, var_1_21=-10, var_1_8=2, var_1_9=0] [L54] var_1_17 = (var_1_13 + var_1_14) [L55] var_1_18 = var_1_19 [L56] var_1_20 = var_1_12 [L57] var_1_21 = var_1_17 [L58] signed long int stepLocal_1 = var_1_17; VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, stepLocal_1=1, stepLocal_2=7, var_1_10=51/2, var_1_12=2, var_1_13=3, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=32, var_1_20=2, var_1_21=1, var_1_8=2, var_1_9=0] [L59] COND FALSE !(stepLocal_1 != var_1_21) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, stepLocal_2=7, var_1_10=51/2, var_1_12=2, var_1_13=3, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=32, var_1_20=2, var_1_21=1, var_1_8=2, var_1_9=0] [L62] unsigned long int stepLocal_0 = var_1_18 + var_1_21; VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, stepLocal_0=1, stepLocal_2=7, var_1_10=51/2, var_1_12=2, var_1_13=3, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=32, var_1_20=2, var_1_21=1, var_1_8=2, var_1_9=0] [L63] COND TRUE (var_1_2 - var_1_3) >= var_1_10 VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, stepLocal_0=1, stepLocal_2=7, var_1_10=51/2, var_1_12=2, var_1_13=3, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=32, var_1_20=2, var_1_21=1, var_1_8=2, var_1_9=0] [L64] COND TRUE stepLocal_0 >= (var_1_13 / var_1_8) [L65] var_1_1 = ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, stepLocal_2=7, var_1_10=51/2, var_1_12=2, var_1_13=3, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=2, var_1_21=1, var_1_8=2, var_1_9=0] [L116] RET step() [L117] CALL, EXPR property() [L107-L108] return ((((((((var_1_2 - var_1_3) >= var_1_10) ? (((var_1_18 + var_1_21) >= (var_1_13 / var_1_8)) ? (var_1_1 == ((signed long int) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : 1) : (var_1_9 ? (var_1_1 == ((signed long int) ((((var_1_21) > (var_1_18)) ? (var_1_21) : (var_1_18))))) : 1)) && ((var_1_17 != var_1_21) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1)) && (var_1_9 ? ((last_1_var_1_13 <= (var_1_8 + last_1_var_1_17)) ? (var_1_13 == ((signed short int) ((var_1_14 + var_1_15) + var_1_16))) : (var_1_13 == ((signed short int) var_1_15))) : (var_1_13 == ((signed short int) var_1_15)))) && (var_1_17 == ((signed long int) (var_1_13 + var_1_14)))) && (var_1_18 == ((unsigned long int) var_1_19))) && (var_1_20 == ((float) var_1_12))) && (var_1_21 == ((signed long int) var_1_17)) ; VAL [\result=0, isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_12=2, var_1_13=3, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=2, var_1_21=1, var_1_8=2, var_1_9=0] [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_12=2, var_1_13=3, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=2, var_1_21=1, var_1_8=2, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=-25, last_1_var_1_17=5, var_1_10=51/2, var_1_12=2, var_1_13=3, var_1_14=-2, var_1_15=3, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=2, var_1_21=1, var_1_8=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 3, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 205 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 63 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 142 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 114 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 550 NumberOfCodeBlocks, 550 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 327 ConstructedInterpolants, 0 QuantifiedInterpolants, 329 SizeOfPredicates, 0 NumberOfNonLiveVariables, 271 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 1600/1632 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 03:39:42,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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_2803dde2-ef34-4e4b-815c-fff0e4875138/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 a066ceb57ae616cacea03e0962ddb0f72c30615de7f169bd50844b1bbd2737e4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:39:45,323 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:39:45,469 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 03:39:45,479 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:39:45,482 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:39:45,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:39:45,520 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:39:45,520 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:39:45,521 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:39:45,521 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:39:45,522 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:39:45,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:39:45,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:39:45,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:39:45,524 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:39:45,524 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:39:45,524 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:39:45,524 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:39:45,524 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:39:45,524 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:39:45,525 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:39:45,525 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:39:45,525 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:39:45,525 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 03:39:45,525 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 03:39:45,525 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 03:39:45,525 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:39:45,525 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:39:45,526 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:39:45,526 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:39:45,526 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:39:45,527 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:39:45,527 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:39:45,527 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:39:45,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:39:45,527 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:39:45,527 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:39:45,527 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:39:45,527 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:39:45,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:39:45,527 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:39:45,528 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:39:45,528 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:39:45,528 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:39:45,528 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 03:39:45,528 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 03:39:45,528 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:39:45,528 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:39:45,528 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:39:45,528 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:39:45,528 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_2803dde2-ef34-4e4b-815c-fff0e4875138/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 -> a066ceb57ae616cacea03e0962ddb0f72c30615de7f169bd50844b1bbd2737e4 [2024-11-28 03:39:45,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:39:45,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:39:45,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:39:45,866 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:39:45,867 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:39:45,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i [2024-11-28 03:39:48,790 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/data/a75ef47bc/bf9e0842aab8421da7a042295683d293/FLAGe7b6a7119 [2024-11-28 03:39:49,037 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:39:49,038 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i [2024-11-28 03:39:49,051 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/data/a75ef47bc/bf9e0842aab8421da7a042295683d293/FLAGe7b6a7119 [2024-11-28 03:39:49,070 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/data/a75ef47bc/bf9e0842aab8421da7a042295683d293 [2024-11-28 03:39:49,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:39:49,076 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:39:49,079 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:39:49,079 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:39:49,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:39:49,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@129a3fa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49, skipping insertion in model container [2024-11-28 03:39:49,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,109 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:39:49,275 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_2803dde2-ef34-4e4b-815c-fff0e4875138/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i[917,930] [2024-11-28 03:39:49,344 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:39:49,362 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:39:49,377 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_2803dde2-ef34-4e4b-815c-fff0e4875138/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i[917,930] [2024-11-28 03:39:49,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:39:49,444 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:39:49,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49 WrapperNode [2024-11-28 03:39:49,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:39:49,447 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:39:49,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:39:49,448 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:39:49,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,474 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,508 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2024-11-28 03:39:49,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:39:49,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:39:49,509 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:39:49,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:39:49,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,522 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,532 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 03:39:49,533 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,533 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,542 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,543 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,546 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,548 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,549 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,552 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:39:49,553 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:39:49,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:39:49,553 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:39:49,554 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (1/1) ... [2024-11-28 03:39:49,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:39:49,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:39:49,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:39:49,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:39:49,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:39:49,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 03:39:49,610 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:39:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:39:49,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:39:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:39:49,679 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:39:49,680 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:39:52,096 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-28 03:39:52,096 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:39:52,108 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:39:52,108 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:39:52,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:39:52 BoogieIcfgContainer [2024-11-28 03:39:52,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:39:52,113 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:39:52,113 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:39:52,119 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:39:52,119 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:39:49" (1/3) ... [2024-11-28 03:39:52,120 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2230dfa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:39:52, skipping insertion in model container [2024-11-28 03:39:52,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:39:49" (2/3) ... [2024-11-28 03:39:52,121 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2230dfa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:39:52, skipping insertion in model container [2024-11-28 03:39:52,122 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:39:52" (3/3) ... [2024-11-28 03:39:52,124 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-68.i [2024-11-28 03:39:52,139 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:39:52,141 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-68.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:39:52,213 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:39:52,225 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;@181d5c67, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:39:52,225 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:39:52,229 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-28 03:39:52,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-28 03:39:52,238 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:39:52,239 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:39:52,240 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:39:52,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:39:52,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1857079027, now seen corresponding path program 1 times [2024-11-28 03:39:52,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:39:52,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1875678234] [2024-11-28 03:39:52,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:39:52,257 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 03:39:52,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:39:52,261 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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 03:39:52,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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 03:39:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:39:52,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:39:52,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:39:52,739 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2024-11-28 03:39:52,739 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:39:52,740 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:39:52,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1875678234] [2024-11-28 03:39:52,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1875678234] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:39:52,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:39:52,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 03:39:52,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325915384] [2024-11-28 03:39:52,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:39:52,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:39:52,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:39:52,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:39:52,769 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:39:52,771 INFO L87 Difference]: Start difference. First operand has 54 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 03:39:52,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:39:52,793 INFO L93 Difference]: Finished difference Result 101 states and 169 transitions. [2024-11-28 03:39:52,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:39:52,795 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 110 [2024-11-28 03:39:52,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:39:52,802 INFO L225 Difference]: With dead ends: 101 [2024-11-28 03:39:52,802 INFO L226 Difference]: Without dead ends: 50 [2024-11-28 03:39:52,805 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 109 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 03:39:52,808 INFO L435 NwaCegarLoop]: 72 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, 72 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 03:39:52,809 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:39:52,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-11-28 03:39:52,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-11-28 03:39:52,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-28 03:39:52,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 72 transitions. [2024-11-28 03:39:52,850 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 72 transitions. Word has length 110 [2024-11-28 03:39:52,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:39:52,851 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 72 transitions. [2024-11-28 03:39:52,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 03:39:52,852 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2024-11-28 03:39:52,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-28 03:39:52,856 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:39:52,857 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:39:52,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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 03:39:53,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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 03:39:53,058 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:39:53,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:39:53,059 INFO L85 PathProgramCache]: Analyzing trace with hash -251879665, now seen corresponding path program 1 times [2024-11-28 03:39:53,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:39:53,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1396220676] [2024-11-28 03:39:53,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:39:53,060 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 03:39:53,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:39:53,062 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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 03:39:53,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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 03:39:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:39:53,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 03:39:53,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:39:53,490 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 03:39:53,491 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:39:53,491 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:39:53,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1396220676] [2024-11-28 03:39:53,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1396220676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:39:53,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:39:53,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:39:53,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103355453] [2024-11-28 03:39:53,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:39:53,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:39:53,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:39:53,494 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:39:53,494 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:39:53,494 INFO L87 Difference]: Start difference. First operand 50 states and 72 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 03:39:55,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:39:55,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:39:55,235 INFO L93 Difference]: Finished difference Result 97 states and 141 transitions. [2024-11-28 03:39:55,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:39:55,258 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 110 [2024-11-28 03:39:55,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:39:55,259 INFO L225 Difference]: With dead ends: 97 [2024-11-28 03:39:55,259 INFO L226 Difference]: Without dead ends: 50 [2024-11-28 03:39:55,260 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 108 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 03:39:55,261 INFO L435 NwaCegarLoop]: 70 mSDtfsCounter, 0 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:39:55,261 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 03:39:55,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-11-28 03:39:55,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-11-28 03:39:55,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 31 states have internal predecessors, (37), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-28 03:39:55,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 71 transitions. [2024-11-28 03:39:55,270 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 71 transitions. Word has length 110 [2024-11-28 03:39:55,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:39:55,271 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 71 transitions. [2024-11-28 03:39:55,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 03:39:55,272 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2024-11-28 03:39:55,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-28 03:39:55,273 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:39:55,273 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:39:55,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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)] Forceful destruction successful, exit code 0 [2024-11-28 03:39:55,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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 03:39:55,474 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:39:55,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:39:55,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1061226291, now seen corresponding path program 1 times [2024-11-28 03:39:55,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:39:55,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2051899507] [2024-11-28 03:39:55,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:39:55,475 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 03:39:55,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:39:55,479 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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 03:39:55,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2803dde2-ef34-4e4b-815c-fff0e4875138/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 03:39:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:39:55,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 03:39:55,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:45:37,768 WARN L286 SmtUtils]: Spent 5.10s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 03:46:40,171 WARN L286 SmtUtils]: Spent 5.32s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 03:49:17,337 WARN L286 SmtUtils]: Spent 5.31s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)