./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_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/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_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1 --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 [2024-12-02 11:59:45,088 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:59:45,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 11:59:45,145 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:59:45,145 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:59:45,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:59:45,166 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:59:45,167 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:59:45,167 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:59:45,167 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:59:45,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:59:45,167 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:59:45,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:59:45,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:59:45,168 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:59:45,168 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:59:45,168 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:59:45,168 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:59:45,168 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 11:59:45,168 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:59:45,168 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:59:45,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:59:45,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:59:45,169 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:59:45,169 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:59:45,169 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:59:45,169 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:59:45,169 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:59:45,169 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:59:45,169 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:59:45,169 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:59:45,169 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:59:45,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:59:45,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:59:45,170 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:59:45,170 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:59:45,170 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:59:45,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:59:45,170 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:59:45,170 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:59:45,170 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:59:45,170 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:59:45,170 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 11:59:45,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 11:59:45,171 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:59:45,171 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:59:45,171 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:59:45,171 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:59:45,171 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_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1 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 [2024-12-02 11:59:45,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:59:45,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:59:45,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:59:45,378 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:59:45,378 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:59:45,379 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i [2024-12-02 11:59:47,981 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/data/3cc151d98/074b081b0b6941869de7c404c308163b/FLAG5492c1869 [2024-12-02 11:59:48,203 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:59:48,204 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i [2024-12-02 11:59:48,210 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/data/3cc151d98/074b081b0b6941869de7c404c308163b/FLAG5492c1869 [2024-12-02 11:59:48,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/data/3cc151d98/074b081b0b6941869de7c404c308163b [2024-12-02 11:59:48,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:59:48,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:59:48,569 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:59:48,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:59:48,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:59:48,574 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,575 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c65d483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48, skipping insertion in model container [2024-12-02 11:59:48,575 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,591 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:59:48,708 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_16d3f5da-bf22-4920-ba5c-b8d690cd1058/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i[917,930] [2024-12-02 11:59:48,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:59:48,751 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:59:48,758 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_16d3f5da-bf22-4920-ba5c-b8d690cd1058/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i[917,930] [2024-12-02 11:59:48,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:59:48,783 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:59:48,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48 WrapperNode [2024-12-02 11:59:48,784 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:59:48,784 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:59:48,784 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:59:48,785 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:59:48,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,809 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124 [2024-12-02 11:59:48,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:59:48,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:59:48,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:59:48,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:59:48,819 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,820 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,832 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]. [2024-12-02 11:59:48,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,838 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,842 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,843 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:59:48,846 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:59:48,846 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:59:48,846 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:59:48,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (1/1) ... [2024-12-02 11:59:48,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:59:48,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:59:48,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:59:48,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:59:48,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:59:48,896 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 11:59:48,896 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 11:59:48,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 11:59:48,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:59:48,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:59:48,954 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:59:48,956 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:59:49,165 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-02 11:59:49,165 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:59:49,174 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:59:49,174 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 11:59:49,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:59:49 BoogieIcfgContainer [2024-12-02 11:59:49,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:59:49,177 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:59:49,177 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:59:49,181 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:59:49,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:59:48" (1/3) ... [2024-12-02 11:59:49,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12b27330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:59:49, skipping insertion in model container [2024-12-02 11:59:49,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:48" (2/3) ... [2024-12-02 11:59:49,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12b27330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:59:49, skipping insertion in model container [2024-12-02 11:59:49,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:59:49" (3/3) ... [2024-12-02 11:59:49,183 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-68.i [2024-12-02 11:59:49,195 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:59:49,197 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. [2024-12-02 11:59:49,242 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:59:49,253 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;@8174db5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:59:49,253 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 11:59:49,256 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) [2024-12-02 11:59:49,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 11:59:49,263 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:59:49,264 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] [2024-12-02 11:59:49,264 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:59:49,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:59:49,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1857079027, now seen corresponding path program 1 times [2024-12-02 11:59:49,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:59:49,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251586564] [2024-12-02 11:59:49,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:59:49,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:59:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:59:49,488 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-12-02 11:59:49,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:59:49,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251586564] [2024-12-02 11:59:49,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251586564] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:59:49,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [840569068] [2024-12-02 11:59:49,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:59:49,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:59:49,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:59:49,492 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:59:49,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 11:59:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:59:49,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 11:59:49,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:59:49,659 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-12-02 11:59:49,659 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:59:49,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [840569068] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:59:49,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:59:49,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 11:59:49,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801230331] [2024-12-02 11:59:49,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:59:49,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 11:59:49,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:59:49,683 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 11:59:49,684 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:59:49,686 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) [2024-12-02 11:59:49,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:59:49,707 INFO L93 Difference]: Finished difference Result 101 states and 169 transitions. [2024-12-02 11:59:49,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 11:59:49,709 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 [2024-12-02 11:59:49,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:59:49,714 INFO L225 Difference]: With dead ends: 101 [2024-12-02 11:59:49,714 INFO L226 Difference]: Without dead ends: 50 [2024-12-02 11:59:49,717 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 [2024-12-02 11:59:49,720 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 [2024-12-02 11:59:49,720 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] [2024-12-02 11:59:49,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-12-02 11:59:49,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-12-02 11:59:49,745 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) [2024-12-02 11:59:49,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 72 transitions. [2024-12-02 11:59:49,749 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 72 transitions. Word has length 110 [2024-12-02 11:59:49,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:59:49,749 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 72 transitions. [2024-12-02 11:59:49,750 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) [2024-12-02 11:59:49,750 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2024-12-02 11:59:49,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 11:59:49,752 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:59:49,752 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] [2024-12-02 11:59:49,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 11:59:49,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 11:59:49,953 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:59:49,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:59:49,954 INFO L85 PathProgramCache]: Analyzing trace with hash -251879665, now seen corresponding path program 1 times [2024-12-02 11:59:49,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:59:49,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938984183] [2024-12-02 11:59:49,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:59:49,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:59:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:59:50,167 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 11:59:50,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:59:50,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938984183] [2024-12-02 11:59:50,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938984183] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:59:50,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:59:50,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 11:59:50,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018434570] [2024-12-02 11:59:50,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:59:50,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:59:50,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:59:50,169 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:59:50,169 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:59:50,169 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) [2024-12-02 11:59:50,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:59:50,196 INFO L93 Difference]: Finished difference Result 97 states and 141 transitions. [2024-12-02 11:59:50,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:59:50,197 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 [2024-12-02 11:59:50,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:59:50,199 INFO L225 Difference]: With dead ends: 97 [2024-12-02 11:59:50,199 INFO L226 Difference]: Without dead ends: 50 [2024-12-02 11:59:50,199 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 [2024-12-02 11:59:50,200 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 [2024-12-02 11:59:50,200 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] [2024-12-02 11:59:50,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-12-02 11:59:50,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-12-02 11:59:50,207 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) [2024-12-02 11:59:50,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 71 transitions. [2024-12-02 11:59:50,209 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 71 transitions. Word has length 110 [2024-12-02 11:59:50,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:59:50,210 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 71 transitions. [2024-12-02 11:59:50,210 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) [2024-12-02 11:59:50,211 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2024-12-02 11:59:50,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 11:59:50,212 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:59:50,212 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] [2024-12-02 11:59:50,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 11:59:50,212 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:59:50,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:59:50,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1061226291, now seen corresponding path program 1 times [2024-12-02 11:59:50,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:59:50,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006020128] [2024-12-02 11:59:50,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:59:50,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:59:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 11:59:50,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [175075328] [2024-12-02 11:59:50,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:59:50,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:59:50,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:59:50,370 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:59:50,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 11:59:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:59:50,494 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 11:59:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:59:50,589 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 11:59:50,589 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 11:59:50,590 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 11:59:50,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 11:59:50,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:59:50,794 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-12-02 11:59:50,854 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 11:59:50,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 11:59:50 BoogieIcfgContainer [2024-12-02 11:59:50,858 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 11:59:50,858 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 11:59:50,858 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 11:59:50,859 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 11:59:50,859 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:59:49" (3/4) ... [2024-12-02 11:59:50,861 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 11:59:50,861 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 11:59:50,862 INFO L158 Benchmark]: Toolchain (without parser) took 2294.08ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 64.4MB in the end (delta: 28.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-12-02 11:59:50,862 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:59:50,863 INFO L158 Benchmark]: CACSL2BoogieTranslator took 214.67ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 79.8MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 11:59:50,863 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.90ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 77.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:59:50,863 INFO L158 Benchmark]: Boogie Preprocessor took 35.84ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 75.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:59:50,863 INFO L158 Benchmark]: RCFGBuilder took 328.98ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 60.9MB in the end (delta: 15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 11:59:50,864 INFO L158 Benchmark]: TraceAbstraction took 1680.81ms. Allocated memory is still 117.4MB. Free memory was 60.1MB in the beginning and 64.5MB in the end (delta: -4.4MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-12-02 11:59:50,864 INFO L158 Benchmark]: Witness Printer took 3.15ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 64.4MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:59:50,866 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 214.67ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 79.8MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.90ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 77.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.84ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 75.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 328.98ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 60.9MB in the end (delta: 15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1680.81ms. Allocated memory is still 117.4MB. Free memory was 60.1MB in the beginning and 64.5MB in the end (delta: -4.4MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Witness Printer took 3.15ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 64.4MB in the end (delta: 21.1kB). 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 75, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 88. 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: 1.6s, OverallIterations: 3, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, 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, 0.3s SatisfiabilityAnalysisTime, 0.3s 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 [2024-12-02 11:59:50,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/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_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/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_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1 --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 [2024-12-02 11:59:52,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:59:52,920 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 11:59:52,927 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:59:52,928 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:59:52,950 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:59:52,951 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:59:52,951 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:59:52,951 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:59:52,951 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:59:52,951 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:59:52,951 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:59:52,952 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:59:52,952 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:59:52,952 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:59:52,952 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:59:52,952 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:59:52,952 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:59:52,952 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:59:52,953 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:59:52,953 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:59:52,953 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:59:52,953 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:59:52,953 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 11:59:52,953 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 11:59:52,953 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 11:59:52,953 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:59:52,953 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:59:52,953 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:59:52,953 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:59:52,953 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:59:52,954 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:59:52,954 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:59:52,954 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:59:52,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:59:52,954 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:59:52,954 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:59:52,954 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:59:52,954 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:59:52,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:59:52,954 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:59:52,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:59:52,954 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:59:52,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:59:52,955 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 11:59:52,955 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 11:59:52,955 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:59:52,955 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:59:52,955 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:59:52,955 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:59:52,955 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_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1 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 [2024-12-02 11:59:53,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:59:53,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:59:53,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:59:53,203 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:59:53,204 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:59:53,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i [2024-12-02 11:59:55,899 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/data/ca05107ba/612d2de692df4d7aac01403e7d1ca95d/FLAGc62ce41d6 [2024-12-02 11:59:56,096 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:59:56,097 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i [2024-12-02 11:59:56,106 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/data/ca05107ba/612d2de692df4d7aac01403e7d1ca95d/FLAGc62ce41d6 [2024-12-02 11:59:56,450 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/data/ca05107ba/612d2de692df4d7aac01403e7d1ca95d [2024-12-02 11:59:56,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:59:56,453 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:59:56,454 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:59:56,454 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:59:56,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:59:56,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,458 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@204978d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56, skipping insertion in model container [2024-12-02 11:59:56,458 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,472 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:59:56,592 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_16d3f5da-bf22-4920-ba5c-b8d690cd1058/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i[917,930] [2024-12-02 11:59:56,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:59:56,637 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:59:56,644 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_16d3f5da-bf22-4920-ba5c-b8d690cd1058/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-68.i[917,930] [2024-12-02 11:59:56,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:59:56,677 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:59:56,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56 WrapperNode [2024-12-02 11:59:56,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:59:56,679 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:59:56,679 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:59:56,679 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:59:56,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,707 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2024-12-02 11:59:56,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:59:56,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:59:56,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:59:56,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:59:56,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,718 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,727 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]. [2024-12-02 11:59:56,728 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,736 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:59:56,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:59:56,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:59:56,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:59:56,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (1/1) ... [2024-12-02 11:59:56,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:59:56,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:59:56,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:59:56,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:59:56,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:59:56,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 11:59:56,796 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 11:59:56,796 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 11:59:56,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:59:56,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:59:56,870 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:59:56,872 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:59:59,062 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-02 11:59:59,062 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:59:59,072 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:59:59,072 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 11:59:59,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:59:59 BoogieIcfgContainer [2024-12-02 11:59:59,072 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:59:59,074 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:59:59,074 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:59:59,079 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:59:59,079 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:59:56" (1/3) ... [2024-12-02 11:59:59,079 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c68504f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:59:59, skipping insertion in model container [2024-12-02 11:59:59,080 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:56" (2/3) ... [2024-12-02 11:59:59,080 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c68504f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:59:59, skipping insertion in model container [2024-12-02 11:59:59,080 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:59:59" (3/3) ... [2024-12-02 11:59:59,081 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-68.i [2024-12-02 11:59:59,095 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:59:59,098 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. [2024-12-02 11:59:59,137 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:59:59,145 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;@60ccbe7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:59:59,146 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 11:59:59,149 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) [2024-12-02 11:59:59,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 11:59:59,158 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:59:59,159 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] [2024-12-02 11:59:59,159 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:59:59,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:59:59,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1857079027, now seen corresponding path program 1 times [2024-12-02 11:59:59,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:59:59,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1516374966] [2024-12-02 11:59:59,175 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:59:59,175 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 [2024-12-02 11:59:59,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:59:59,177 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:59:59,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:59:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:59:59,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 11:59:59,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:59:59,556 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2024-12-02 11:59:59,556 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:59:59,557 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:59:59,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1516374966] [2024-12-02 11:59:59,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1516374966] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:59:59,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:59:59,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:59:59,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224296468] [2024-12-02 11:59:59,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:59:59,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 11:59:59,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:59:59,577 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 11:59:59,578 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:59:59,579 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) [2024-12-02 11:59:59,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:59:59,599 INFO L93 Difference]: Finished difference Result 101 states and 169 transitions. [2024-12-02 11:59:59,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 11:59:59,600 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 [2024-12-02 11:59:59,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:59:59,605 INFO L225 Difference]: With dead ends: 101 [2024-12-02 11:59:59,605 INFO L226 Difference]: Without dead ends: 50 [2024-12-02 11:59:59,608 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 [2024-12-02 11:59:59,611 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 [2024-12-02 11:59:59,611 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] [2024-12-02 11:59:59,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-12-02 11:59:59,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-12-02 11:59:59,637 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) [2024-12-02 11:59:59,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 72 transitions. [2024-12-02 11:59:59,642 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 72 transitions. Word has length 110 [2024-12-02 11:59:59,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:59:59,642 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 72 transitions. [2024-12-02 11:59:59,642 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) [2024-12-02 11:59:59,642 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2024-12-02 11:59:59,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 11:59:59,645 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:59:59,646 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] [2024-12-02 11:59:59,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 11:59:59,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:59:59,848 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:59:59,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:59:59,849 INFO L85 PathProgramCache]: Analyzing trace with hash -251879665, now seen corresponding path program 1 times [2024-12-02 11:59:59,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:59:59,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [845366896] [2024-12-02 11:59:59,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:59:59,850 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 [2024-12-02 11:59:59,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:59:59,852 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 11:59:59,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 12:00:00,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:00:00,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 12:00:00,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:00:00,186 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 12:00:00,186 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:00:00,187 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 12:00:00,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [845366896] [2024-12-02 12:00:00,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [845366896] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:00:00,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:00:00,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:00:00,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895019516] [2024-12-02 12:00:00,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:00:00,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:00:00,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 12:00:00,189 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:00:00,189 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:00:00,189 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) [2024-12-02 12:00:01,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 12:00:01,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:00:01,886 INFO L93 Difference]: Finished difference Result 97 states and 141 transitions. [2024-12-02 12:00:01,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:00:01,908 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 [2024-12-02 12:00:01,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:00:01,910 INFO L225 Difference]: With dead ends: 97 [2024-12-02 12:00:01,910 INFO L226 Difference]: Without dead ends: 50 [2024-12-02 12:00:01,910 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 [2024-12-02 12:00:01,911 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 [2024-12-02 12:00:01,912 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] [2024-12-02 12:00:01,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-12-02 12:00:01,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-12-02 12:00:01,918 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) [2024-12-02 12:00:01,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 71 transitions. [2024-12-02 12:00:01,919 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 71 transitions. Word has length 110 [2024-12-02 12:00:01,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:00:01,920 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 71 transitions. [2024-12-02 12:00:01,920 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) [2024-12-02 12:00:01,920 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2024-12-02 12:00:01,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 12:00:01,921 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:00:01,921 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] [2024-12-02 12:00:01,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 12:00:02,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 12:00:02,122 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:00:02,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:00:02,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1061226291, now seen corresponding path program 1 times [2024-12-02 12:00:02,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 12:00:02,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1634017611] [2024-12-02 12:00:02,123 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:00:02,123 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 [2024-12-02 12:00:02,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 12:00:02,125 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 12:00:02,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3f5da-bf22-4920-ba5c-b8d690cd1058/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 12:00:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:00:02,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-02 12:00:02,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:09:14,984 WARN L286 SmtUtils]: Spent 5.22s 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) [2024-12-02 12:10:35,313 WARN L286 SmtUtils]: Spent 5.12s 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)