./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_tight.c --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_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_tight.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f06c627005526bf7352f5af3bf213732c8f95aaddbc4d58e55a979b56de8616 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:15:07,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:15:07,507 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 02:15:07,514 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:15:07,514 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:15:07,561 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:15:07,563 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:15:07,564 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:15:07,564 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:15:07,564 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:15:07,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:15:07,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:15:07,565 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:15:07,565 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:15:07,565 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:15:07,565 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:15:07,565 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:15:07,565 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:15:07,566 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:15:07,568 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:15:07,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:15:07,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:15:07,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:15:07,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:15:07,569 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:15:07,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:15:07,570 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:15:07,570 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:15:07,570 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:15:07,570 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:15:07,570 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:15:07,571 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:15:07,571 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:15:07,572 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:15:07,572 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:15:07,572 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:15:07,572 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:15:07,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:15:07,573 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:15:07,573 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:15:07,573 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:15:07,573 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:15:07,573 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:15:07,573 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:15:07,573 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:15:07,573 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:15:07,574 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:15:07,574 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:15:07,575 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_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f06c627005526bf7352f5af3bf213732c8f95aaddbc4d58e55a979b56de8616 [2024-11-28 02:15:07,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:15:08,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:15:08,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:15:08,023 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:15:08,023 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:15:08,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_tight.c [2024-11-28 02:15:11,993 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/data/e7046fff3/fd9aa5974e8343459ec945904cb1105e/FLAGa856de14a [2024-11-28 02:15:12,346 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:15:12,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_tight.c [2024-11-28 02:15:12,364 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/data/e7046fff3/fd9aa5974e8343459ec945904cb1105e/FLAGa856de14a [2024-11-28 02:15:12,395 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/data/e7046fff3/fd9aa5974e8343459ec945904cb1105e [2024-11-28 02:15:12,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:15:12,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:15:12,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:15:12,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:15:12,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:15:12,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:12,415 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64d7199e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12, skipping insertion in model container [2024-11-28 02:15:12,415 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:12,440 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:15:12,652 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_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_tight.c[690,703] [2024-11-28 02:15:12,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:15:12,827 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:15:12,850 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_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_tight.c[690,703] [2024-11-28 02:15:12,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:15:12,969 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:15:12,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12 WrapperNode [2024-11-28 02:15:12,972 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:15:12,973 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:15:12,974 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:15:12,974 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:15:12,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,057 INFO L138 Inliner]: procedures = 21, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 405 [2024-11-28 02:15:13,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:15:13,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:15:13,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:15:13,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:15:13,079 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,094 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,107 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-28 02:15:13,107 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,132 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,134 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,137 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,140 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:15:13,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:15:13,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:15:13,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:15:13,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (1/1) ... [2024-11-28 02:15:13,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:15:13,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:15:13,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:15:13,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:15:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:15:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2024-11-28 02:15:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2024-11-28 02:15:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-28 02:15:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2024-11-28 02:15:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2024-11-28 02:15:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-28 02:15:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2024-11-28 02:15:13,247 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2024-11-28 02:15:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-28 02:15:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:15:13,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:15:13,385 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:15:13,389 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:15:23,266 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-28 02:15:23,267 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:15:23,287 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:15:23,287 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 02:15:23,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:15:23 BoogieIcfgContainer [2024-11-28 02:15:23,288 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:15:23,292 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:15:23,293 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:15:23,300 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:15:23,301 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:15:12" (1/3) ... [2024-11-28 02:15:23,302 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@291a63a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:15:23, skipping insertion in model container [2024-11-28 02:15:23,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:15:12" (2/3) ... [2024-11-28 02:15:23,304 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@291a63a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:15:23, skipping insertion in model container [2024-11-28 02:15:23,304 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:15:23" (3/3) ... [2024-11-28 02:15:23,306 INFO L128 eAbstractionObserver]: Analyzing ICFG sin_interpolated_bigrange_tight.c [2024-11-28 02:15:23,329 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:15:23,333 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG sin_interpolated_bigrange_tight.c that has 4 procedures, 36 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-11-28 02:15:23,404 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:15:23,422 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;@3025f6c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:15:23,422 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:15:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 25 states have (on average 1.24) internal successors, (31), 26 states have internal predecessors, (31), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-28 02:15:23,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-28 02:15:23,438 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:23,439 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:15:23,440 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:23,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:23,448 INFO L85 PathProgramCache]: Analyzing trace with hash -2103696519, now seen corresponding path program 1 times [2024-11-28 02:15:23,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:15:23,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823450143] [2024-11-28 02:15:23,460 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:23,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:18:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:18:32,841 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:18:33,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:18:33,624 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:18:33,627 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:18:33,628 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:18:33,631 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:18:33,638 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2024-11-28 02:18:33,685 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:18:33,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:18:33 BoogieIcfgContainer [2024-11-28 02:18:33,692 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:18:33,694 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:18:33,694 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:18:33,694 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:18:33,695 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:15:23" (3/4) ... [2024-11-28 02:18:33,698 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:18:33,699 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:18:33,701 INFO L158 Benchmark]: Toolchain (without parser) took 201297.97ms. Allocated memory was 117.4MB in the beginning and 637.5MB in the end (delta: 520.1MB). Free memory was 92.1MB in the beginning and 410.2MB in the end (delta: -318.1MB). Peak memory consumption was 206.5MB. Max. memory is 16.1GB. [2024-11-28 02:18:33,702 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:18:33,703 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.36ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 71.0MB in the end (delta: 21.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 02:18:33,704 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.05ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 66.5MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:18:33,704 INFO L158 Benchmark]: Boogie Preprocessor took 90.03ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 63.2MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:18:33,708 INFO L158 Benchmark]: RCFGBuilder took 10139.31ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 63.2MB in the beginning and 245.6MB in the end (delta: -182.4MB). Peak memory consumption was 145.7MB. Max. memory is 16.1GB. [2024-11-28 02:18:33,709 INFO L158 Benchmark]: TraceAbstraction took 190399.86ms. Allocated memory was 293.6MB in the beginning and 637.5MB in the end (delta: 343.9MB). Free memory was 245.6MB in the beginning and 410.3MB in the end (delta: -164.7MB). Peak memory consumption was 174.2MB. Max. memory is 16.1GB. [2024-11-28 02:18:33,709 INFO L158 Benchmark]: Witness Printer took 5.88ms. Allocated memory is still 637.5MB. Free memory was 410.3MB in the beginning and 410.2MB in the end (delta: 82.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:18:33,712 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.36ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 71.0MB in the end (delta: 21.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.05ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 66.5MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 90.03ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 63.2MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10139.31ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 63.2MB in the beginning and 245.6MB in the end (delta: -182.4MB). Peak memory consumption was 145.7MB. Max. memory is 16.1GB. * TraceAbstraction took 190399.86ms. Allocated memory was 293.6MB in the beginning and 637.5MB in the end (delta: 343.9MB). Free memory was 245.6MB in the beginning and 410.3MB in the end (delta: -164.7MB). Peak memory consumption was 174.2MB. Max. memory is 16.1GB. * Witness Printer took 5.88ms. Allocated memory is still 637.5MB. Free memory was 410.3MB in the beginning and 410.2MB in the end (delta: 82.2kB). Peak memory consumption was 8.4MB. 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: 17]: 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 to_int at line 121, overapproximation of someBinaryArithmeticDOUBLEoperation at line 120, overapproximation of someUnaryDOUBLEoperation at line 66, overapproximation of someUnaryDOUBLEoperation at line 130, overapproximation of someUnaryDOUBLEoperation at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 142, overapproximation of someBinaryDOUBLEComparisonOperation at line 151, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 155, overapproximation of someBinaryDOUBLEComparisonOperation at line 130, overapproximation of to_real at line 122, overapproximation of to_real at line 20. Possible FailurePath: [L20-L112] const double T[362] = { 0.00000000000000, 0.01745240643728, 0.03489949670250, 0.05233595624294, 0.06975647374413, 0.08715574274766, 0.10452846326765, 0.12186934340515, 0.13917310096007, 0.15643446504023, 0.17364817766693, 0.19080899537654, 0.20791169081776, 0.22495105434386, 0.24192189559967, 0.25881904510252, 0.27563735581700, 0.29237170472274, 0.30901699437495, 0.32556815445716, 0.34202014332567, 0.35836794954530, 0.37460659341591, 0.39073112848927, 0.40673664307580, 0.42261826174070, 0.43837114678908, 0.45399049973955, 0.46947156278589, 0.48480962024634, 0.50000000000000, 0.51503807491005, 0.52991926423320, 0.54463903501503, 0.55919290347075, 0.57357643635105, 0.58778525229247, 0.60181502315205, 0.61566147532566, 0.62932039104984, 0.64278760968654, 0.65605902899051, 0.66913060635886, 0.68199836006250, 0.69465837045900, 0.70710678118655, 0.71933980033865, 0.73135370161917, 0.74314482547739, 0.75470958022277, 0.76604444311898, 0.77714596145697, 0.78801075360672, 0.79863551004729, 0.80901699437495, 0.81915204428899, 0.82903757255504, 0.83867056794542, 0.84804809615643, 0.85716730070211, 0.86602540378444, 0.87461970713940, 0.88294759285893, 0.89100652418837, 0.89879404629917, 0.90630778703665, 0.91354545764260, 0.92050485345244, 0.92718385456679, 0.93358042649720, 0.93969262078591, 0.94551857559932, 0.95105651629515, 0.95630475596304, 0.96126169593832, 0.96592582628907, 0.97029572627600, 0.97437006478524, 0.97814760073381, 0.98162718344766, 0.98480775301221, 0.98768834059514, 0.99026806874157, 0.99254615164132, 0.99452189536827, 0.99619469809175, 0.99756405025982, 0.99862953475457, 0.99939082701910, 0.99984769515639, 1.00000000000000, 0.99984769515639, 0.99939082701910, 0.99862953475457, 0.99756405025982, 0.99619469809175, 0.99452189536827, 0.99254615164132, 0.99026806874157, 0.98768834059514, 0.98480775301221, 0.98162718344766, 0.97814760073381, 0.97437006478524, 0.97029572627600, 0.96592582628907, 0.96126169593832, 0.95630475596304, 0.95105651629515, 0.94551857559932, 0.93969262078591, 0.93358042649720, 0.92718385456679, 0.92050485345244, 0.91354545764260, 0.90630778703665, 0.89879404629917, 0.89100652418837, 0.88294759285893, 0.87461970713940, 0.86602540378444, 0.85716730070211, 0.84804809615643, 0.83867056794542, 0.82903757255504, 0.81915204428899, 0.80901699437495, 0.79863551004729, 0.78801075360672, 0.77714596145697, 0.76604444311898, 0.75470958022277, 0.74314482547739, 0.73135370161917, 0.71933980033865, 0.70710678118655, 0.69465837045900, 0.68199836006250, 0.66913060635886, 0.65605902899051, 0.64278760968654, 0.62932039104984, 0.61566147532566, 0.60181502315205, 0.58778525229247, 0.57357643635105, 0.55919290347075, 0.54463903501503, 0.52991926423320, 0.51503807491005, 0.50000000000000, 0.48480962024634, 0.46947156278589, 0.45399049973955, 0.43837114678908, 0.42261826174070, 0.40673664307580, 0.39073112848927, 0.37460659341591, 0.35836794954530, 0.34202014332567, 0.32556815445716, 0.30901699437495, 0.29237170472274, 0.27563735581700, 0.25881904510252, 0.24192189559967, 0.22495105434387, 0.20791169081776, 0.19080899537654, 0.17364817766693, 0.15643446504023, 0.13917310096007, 0.12186934340515, 0.10452846326765, 0.08715574274766, 0.06975647374413, 0.05233595624294, 0.03489949670250, 0.01745240643728, 0.00000000000000, -0.01745240643728, -0.03489949670250, -0.05233595624294, -0.06975647374412, -0.08715574274766, -0.10452846326765, -0.12186934340515, -0.13917310096007, -0.15643446504023, -0.17364817766693, -0.19080899537654, -0.20791169081776, -0.22495105434386, -0.24192189559967, -0.25881904510252, -0.27563735581700, -0.29237170472274, -0.30901699437495, -0.32556815445716, -0.34202014332567, -0.35836794954530, -0.37460659341591, -0.39073112848927, -0.40673664307580, -0.42261826174070, -0.43837114678908, -0.45399049973955, -0.46947156278589, -0.48480962024634, -0.50000000000000, -0.51503807491005, -0.52991926423320, -0.54463903501503, -0.55919290347075, -0.57357643635105, -0.58778525229247, -0.60181502315205, -0.61566147532566, -0.62932039104984, -0.64278760968654, -0.65605902899051, -0.66913060635886, -0.68199836006250, -0.69465837045900, -0.70710678118655, -0.71933980033865, -0.73135370161917, -0.74314482547739, -0.75470958022277, -0.76604444311898, -0.77714596145697, -0.78801075360672, -0.79863551004729, -0.80901699437495, -0.81915204428899, -0.82903757255504, -0.83867056794542, -0.84804809615643, -0.85716730070211, -0.86602540378444, -0.87461970713940, -0.88294759285893, -0.89100652418837, -0.89879404629917, -0.90630778703665, -0.91354545764260, -0.92050485345244, -0.92718385456679, -0.93358042649720, -0.93969262078591, -0.94551857559932, -0.95105651629515, -0.95630475596304, -0.96126169593832, -0.96592582628907, -0.97029572627600, -0.97437006478524, -0.97814760073381, -0.98162718344766, -0.98480775301221, -0.98768834059514, -0.99026806874157, -0.99254615164132, -0.99452189536827, -0.99619469809175, -0.99756405025982, -0.99862953475457, -0.99939082701910, -0.99984769515639, -1.00000000000000, -0.99984769515639, -0.99939082701910, -0.99862953475457, -0.99756405025982, -0.99619469809175, -0.99452189536827, -0.99254615164132, -0.99026806874157, -0.98768834059514, -0.98480775301221, -0.98162718344766, -0.97814760073381, -0.97437006478524, -0.97029572627600, -0.96592582628907, -0.96126169593832, -0.95630475596304, -0.95105651629515, -0.94551857559932, -0.93969262078591, -0.93358042649720, -0.92718385456679, -0.92050485345244, -0.91354545764260, -0.90630778703665, -0.89879404629917, -0.89100652418837, -0.88294759285893, -0.87461970713940, -0.86602540378444, -0.85716730070211, -0.84804809615643, -0.83867056794542, -0.82903757255504, -0.81915204428899, -0.80901699437495, -0.79863551004729, -0.78801075360672, -0.77714596145697, -0.76604444311898, -0.75470958022277, -0.74314482547739, -0.73135370161917, -0.71933980033865, -0.70710678118655, -0.69465837045900, -0.68199836006250, -0.66913060635886, -0.65605902899051, -0.64278760968654, -0.62932039104984, -0.61566147532566, -0.60181502315205, -0.58778525229247, -0.57357643635105, -0.55919290347075, -0.54463903501503, -0.52991926423321, -0.51503807491005, -0.50000000000000, -0.48480962024634, -0.46947156278589, -0.45399049973955, -0.43837114678908, -0.42261826174070, -0.40673664307580, -0.39073112848927, -0.37460659341591, -0.35836794954530, -0.34202014332567, -0.32556815445716, -0.30901699437495, -0.29237170472274, -0.27563735581700, -0.25881904510252, -0.24192189559967, -0.22495105434387, -0.20791169081776, -0.19080899537654, -0.17364817766693, -0.15643446504023, -0.13917310096007, -0.12186934340515, -0.10452846326765, -0.08715574274766, -0.06975647374413, -0.05233595624294, -0.03489949670250, -0.01745240643728, 0, 0 }; VAL [T={4:0}] [L148] double a, r; [L150] a = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not(a >= -1e10 && a <= 1e10) [L15] COND FALSE !(!cond) VAL [T={4:0}] [L151] RET assume_abort_if_not(a >= -1e10 && a <= 1e10) [L153] CALL, EXPR SIN(a) [L142] COND FALSE !(x<0) VAL [T={4:0}, x=3734] [L143] CALL, EXPR SIN_POS(x) VAL [T={4:0}, \old(x)=3734] [L136] COND FALSE !(x>180) VAL [T={4:0}, \old(x)=3734, x=3734] [L137] CALL, EXPR SIN_180(x) VAL [T={4:0}, \old(x)=3734] [L130] COND TRUE x<0 VAL [T={4:0}, \old(x)=3734, x=3734] [L130] CALL, EXPR SIN_0_180(-x) VAL [T={4:0}] [L117] double dx, i_dx, v_inf; [L118] double v_sup; [L119] int i; [L120] dx = 2*x [L121] i = dx [L122] i_dx = i [L123] EXPR T[i] [L123] v_inf = T[i] [L124] EXPR T[i+1] [L124] v_sup = T[i+1] [L125] return v_inf + (dx - i_dx) * (v_sup - v_inf); VAL [T={4:0}, \old(x)=3756] [L130] RET, EXPR SIN_0_180(-x) VAL [T={4:0}, \old(x)=3734, x=3734] [L130] return -SIN_0_180(-x); [L137] RET, EXPR SIN_180(x) VAL [T={4:0}, \old(x)=3734, x=3734] [L137] return SIN_180(x); [L143] RET, EXPR SIN_POS(x) VAL [T={4:0}, x=3734] [L143] return SIN_POS(x); [L153] RET, EXPR SIN(a) [L153] r = SIN(a) [L155] CALL __VERIFIER_assert(r >= -1.6 && r <= 1.6) [L17] COND TRUE !(cond) VAL [T={4:0}] [L17] reach_error() VAL [T={4:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 36 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 190.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=36occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 02:18:33,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_tight.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f06c627005526bf7352f5af3bf213732c8f95aaddbc4d58e55a979b56de8616 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:18:36,922 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:18:37,102 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 02:18:37,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:18:37,112 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:18:37,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:18:37,156 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:18:37,157 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:18:37,158 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:18:37,159 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:18:37,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:18:37,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:18:37,160 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:18:37,160 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:18:37,160 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:18:37,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:18:37,162 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:18:37,162 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:18:37,162 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:18:37,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:18:37,163 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:18:37,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:18:37,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:18:37,163 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:18:37,163 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:18:37,163 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:18:37,163 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:18:37,163 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:18:37,163 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:18:37,163 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:18:37,163 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:18:37,164 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:18:37,164 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:18:37,164 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:18:37,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:18:37,164 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:18:37,164 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:18:37,164 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:18:37,164 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:18:37,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:18:37,165 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:18:37,166 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:18:37,167 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:18:37,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:18:37,167 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:18:37,167 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:18:37,167 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:18:37,168 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:18:37,168 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:18:37,168 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:18:37,168 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_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f06c627005526bf7352f5af3bf213732c8f95aaddbc4d58e55a979b56de8616 [2024-11-28 02:18:37,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:18:37,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:18:37,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:18:37,631 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:18:37,632 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:18:37,633 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_tight.c [2024-11-28 02:18:41,010 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/data/b7228d99a/63cb590b9f514ac5b8189040abdcebd9/FLAGbbb1780a4 [2024-11-28 02:18:41,343 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:18:41,344 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_tight.c [2024-11-28 02:18:41,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/data/b7228d99a/63cb590b9f514ac5b8189040abdcebd9/FLAGbbb1780a4 [2024-11-28 02:18:41,389 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/data/b7228d99a/63cb590b9f514ac5b8189040abdcebd9 [2024-11-28 02:18:41,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:18:41,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:18:41,401 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:18:41,401 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:18:41,407 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:18:41,408 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:18:41" (1/1) ... [2024-11-28 02:18:41,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ecbd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:41, skipping insertion in model container [2024-11-28 02:18:41,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:18:41" (1/1) ... [2024-11-28 02:18:41,438 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:18:41,645 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_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_tight.c[690,703] [2024-11-28 02:18:41,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:18:41,840 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:18:41,860 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_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/sv-benchmarks/c/float-benchs/sin_interpolated_bigrange_tight.c[690,703] [2024-11-28 02:18:41,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:18:42,003 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:18:42,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42 WrapperNode [2024-11-28 02:18:42,004 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:18:42,006 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:18:42,006 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:18:42,006 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:18:42,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,119 INFO L138 Inliner]: procedures = 22, calls = 381, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 406 [2024-11-28 02:18:42,119 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:18:42,120 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:18:42,120 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:18:42,120 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:18:42,134 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,153 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,197 INFO L175 MemorySlicer]: Split 367 memory accesses to 2 slices as follows [2, 365]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 363 writes are split as follows [0, 363]. [2024-11-28 02:18:42,197 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,257 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,287 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:18:42,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:18:42,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:18:42,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:18:42,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (1/1) ... [2024-11-28 02:18:42,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:18:42,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:18:42,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:18:42,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:18:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:18:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-28 02:18:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-28 02:18:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2024-11-28 02:18:42,390 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2024-11-28 02:18:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#0 [2024-11-28 02:18:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#1 [2024-11-28 02:18:42,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 02:18:42,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 02:18:42,391 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2024-11-28 02:18:42,391 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2024-11-28 02:18:42,391 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2024-11-28 02:18:42,392 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2024-11-28 02:18:42,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:18:42,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:18:42,515 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:18:42,517 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:18:53,604 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-28 02:18:53,605 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:18:53,618 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:18:53,618 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 02:18:53,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:18:53 BoogieIcfgContainer [2024-11-28 02:18:53,618 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:18:53,622 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:18:53,622 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:18:53,628 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:18:53,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:18:41" (1/3) ... [2024-11-28 02:18:53,630 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7363caed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:18:53, skipping insertion in model container [2024-11-28 02:18:53,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:42" (2/3) ... [2024-11-28 02:18:53,632 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7363caed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:18:53, skipping insertion in model container [2024-11-28 02:18:53,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:18:53" (3/3) ... [2024-11-28 02:18:53,633 INFO L128 eAbstractionObserver]: Analyzing ICFG sin_interpolated_bigrange_tight.c [2024-11-28 02:18:53,650 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:18:53,653 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG sin_interpolated_bigrange_tight.c that has 4 procedures, 36 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-11-28 02:18:53,721 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:18:53,738 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;@6fac4cc2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:18:53,738 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:18:53,745 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 25 states have (on average 1.24) internal successors, (31), 26 states have internal predecessors, (31), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-28 02:18:53,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-28 02:18:53,755 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:18:53,756 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:18:53,757 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:18:53,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:18:53,765 INFO L85 PathProgramCache]: Analyzing trace with hash -2103696519, now seen corresponding path program 1 times [2024-11-28 02:18:53,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:18:53,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [908722804] [2024-11-28 02:18:53,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:18:53,791 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:18:53,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:18:53,796 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:18:53,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 02:19:02,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:02,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 1867 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 02:19:02,595 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:19:08,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:19:08,685 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:19:08,686 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:19:08,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [908722804] [2024-11-28 02:19:08,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [908722804] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:19:08,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:19:08,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 02:19:08,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511626919] [2024-11-28 02:19:08,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:19:08,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 02:19:08,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:19:08,719 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 02:19:08,720 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:19:08,722 INFO L87 Difference]: Start difference. First operand has 36 states, 25 states have (on average 1.24) internal successors, (31), 26 states have internal predecessors, (31), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 10 states, 9 states have (on average 2.111111111111111) internal successors, (19), 10 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-28 02:19:13,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:19:18,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.85s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:19:23,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:19:28,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:19:33,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:19:38,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:19:39,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:19:48,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:19:50,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:19:55,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:19:59,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:03,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:07,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:11,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:15,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:19,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:27,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:31,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:35,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:39,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:43,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:47,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:54,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:20:58,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:02,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:06,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:10,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:14,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:18,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:22,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:27,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:31,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:35,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:39,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:43,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:47,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:51,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:55,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:58,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:21:58,275 INFO L93 Difference]: Finished difference Result 76 states and 91 transitions. [2024-11-28 02:21:58,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 02:21:58,278 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.111111111111111) internal successors, (19), 10 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 25 [2024-11-28 02:21:58,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:21:58,285 INFO L225 Difference]: With dead ends: 76 [2024-11-28 02:21:58,285 INFO L226 Difference]: Without dead ends: 39 [2024-11-28 02:21:58,288 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 14 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:21:58,293 INFO L435 NwaCegarLoop]: 28 mSDtfsCounter, 18 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 3 mSolverCounterUnsat, 35 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 160.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 35 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 167.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:21:58,294 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 162 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 119 Invalid, 35 Unknown, 0 Unchecked, 167.0s Time] [2024-11-28 02:21:58,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2024-11-28 02:21:58,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 37. [2024-11-28 02:21:58,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 6 states have call successors, (6), 3 states have call predecessors, (6), 5 states have return successors, (9), 7 states have call predecessors, (9), 6 states have call successors, (9) [2024-11-28 02:21:58,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 43 transitions. [2024-11-28 02:21:58,347 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 43 transitions. Word has length 25 [2024-11-28 02:21:58,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:21:58,348 INFO L471 AbstractCegarLoop]: Abstraction has 37 states and 43 transitions. [2024-11-28 02:21:58,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.111111111111111) internal successors, (19), 10 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-28 02:21:58,349 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2024-11-28 02:21:58,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-28 02:21:58,351 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:21:58,352 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:21:58,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 02:21:58,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:21:58,552 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:21:58,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:21:58,553 INFO L85 PathProgramCache]: Analyzing trace with hash 622704025, now seen corresponding path program 1 times [2024-11-28 02:21:58,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:21:58,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [367563125] [2024-11-28 02:21:58,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:21:58,555 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:21:58,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:21:58,559 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:21:58,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ec6e7-5b26-47bd-9666-d67fa6a9da8f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process