./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark10.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_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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 6414b3755536d19717c63671da35e9ec5070accb5d49a22150ae3def9e5d44fb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:35:42,252 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:35:42,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 23:35:42,365 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:35:42,365 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:35:42,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:35:42,407 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:35:42,407 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:35:42,408 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:35:42,408 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:35:42,408 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:35:42,409 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:35:42,409 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:35:42,409 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:35:42,411 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:35:42,411 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:35:42,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:35:42,411 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:35:42,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:35:42,411 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:35:42,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:35:42,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:35:42,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:35:42,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:35:42,412 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:35:42,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:35:42,412 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:35:42,412 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:35:42,412 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:35:42,412 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:35:42,413 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:35:42,413 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:35:42,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:35:42,414 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:35:42,414 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:35:42,414 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:35:42,414 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:35:42,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:35:42,415 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:35:42,415 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:35:42,415 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:35:42,415 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:35:42,415 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:35:42,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:35:42,415 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:35:42,415 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:35:42,415 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:35:42,415 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:35:42,416 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_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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 -> 6414b3755536d19717c63671da35e9ec5070accb5d49a22150ae3def9e5d44fb [2024-11-27 23:35:42,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:35:42,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:35:42,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:35:42,723 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:35:42,724 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:35:42,726 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/floats-nonlinear/coral-benchmark10.c [2024-11-27 23:35:45,892 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/data/922ac2f01/cb81ccdfe8dd4db299987afa648beb87/FLAG022e08220 [2024-11-27 23:35:46,189 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:35:46,190 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/sv-benchmarks/c/floats-nonlinear/coral-benchmark10.c [2024-11-27 23:35:46,201 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/data/922ac2f01/cb81ccdfe8dd4db299987afa648beb87/FLAG022e08220 [2024-11-27 23:35:46,230 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/data/922ac2f01/cb81ccdfe8dd4db299987afa648beb87 [2024-11-27 23:35:46,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:35:46,238 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:35:46,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:35:46,240 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:35:46,245 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:35:46,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,249 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c4b642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46, skipping insertion in model container [2024-11-27 23:35:46,249 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,276 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:35:46,495 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_a9660065-b5ec-4484-9fb9-abcfc4ffea45/sv-benchmarks/c/floats-nonlinear/coral-benchmark10.c[758,771] [2024-11-27 23:35:46,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:35:46,525 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:35:46,539 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_a9660065-b5ec-4484-9fb9-abcfc4ffea45/sv-benchmarks/c/floats-nonlinear/coral-benchmark10.c[758,771] [2024-11-27 23:35:46,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:35:46,561 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:35:46,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46 WrapperNode [2024-11-27 23:35:46,565 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:35:46,566 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:35:46,566 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:35:46,566 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:35:46,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,587 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,610 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2024-11-27 23:35:46,610 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:35:46,611 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:35:46,612 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:35:46,612 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:35:46,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,624 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,638 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 23:35:46,638 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,643 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,644 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,648 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,653 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,655 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:35:46,655 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:35:46,656 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:35:46,656 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:35:46,660 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (1/1) ... [2024-11-27 23:35:46,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:35:46,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:35:46,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:35:46,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:35:46,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:35:46,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:35:46,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:35:46,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:35:46,828 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:35:46,830 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:35:46,976 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-27 23:35:46,976 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:35:46,994 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:35:46,994 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-27 23:35:46,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:35:46 BoogieIcfgContainer [2024-11-27 23:35:46,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:35:46,999 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:35:47,000 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:35:47,006 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:35:47,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:35:46" (1/3) ... [2024-11-27 23:35:47,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28304fff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:35:47, skipping insertion in model container [2024-11-27 23:35:47,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:46" (2/3) ... [2024-11-27 23:35:47,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28304fff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:35:47, skipping insertion in model container [2024-11-27 23:35:47,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:35:46" (3/3) ... [2024-11-27 23:35:47,010 INFO L128 eAbstractionObserver]: Analyzing ICFG coral-benchmark10.c [2024-11-27 23:35:47,031 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:35:47,033 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG coral-benchmark10.c that has 1 procedures, 11 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-11-27 23:35:47,108 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:35:47,129 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;@4db20460, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:35:47,129 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:35:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 23:35:47,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-27 23:35:47,138 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:35:47,139 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-27 23:35:47,140 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:35:47,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:35:47,146 INFO L85 PathProgramCache]: Analyzing trace with hash 889508713, now seen corresponding path program 1 times [2024-11-27 23:35:47,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:35:47,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028286287] [2024-11-27 23:35:47,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:35:47,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:35:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:35:47,254 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:35:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:35:47,292 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 23:35:47,294 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 23:35:47,295 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 23:35:47,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 23:35:47,305 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2024-11-27 23:35:47,328 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 23:35:47,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:35:47 BoogieIcfgContainer [2024-11-27 23:35:47,334 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 23:35:47,335 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:35:47,336 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:35:47,337 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:35:47,337 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:35:46" (3/4) ... [2024-11-27 23:35:47,340 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 23:35:47,340 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:35:47,342 INFO L158 Benchmark]: Toolchain (without parser) took 1104.42ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 81.9MB in the end (delta: 36.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-27 23:35:47,342 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:35:47,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.07ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 107.0MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:35:47,343 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.04ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 105.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:35:47,344 INFO L158 Benchmark]: Boogie Preprocessor took 44.01ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:35:47,344 INFO L158 Benchmark]: RCFGBuilder took 339.09ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 95.2MB in the end (delta: 9.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:35:47,346 INFO L158 Benchmark]: TraceAbstraction took 335.47ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 82.2MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:35:47,347 INFO L158 Benchmark]: Witness Printer took 5.49ms. Allocated memory is still 142.6MB. Free memory was 82.0MB in the beginning and 81.9MB in the end (delta: 174.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:35:47,348 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.07ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 107.0MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.04ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 105.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.01ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 339.09ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 95.2MB in the end (delta: 9.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 335.47ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 82.2MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.49ms. Allocated memory is still 142.6MB. Free memory was 82.0MB in the beginning and 81.9MB in the end (delta: 174.8kB). 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: 22]: 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 someBinaryDOUBLEComparisonOperation at line 31. Possible FailurePath: [L38] double x, y, z; [L39] x = __VERIFIER_nondet_double() [L40] y = __VERIFIER_nondet_double() [L41] z = __VERIFIER_nondet_double() [L42] CALL, EXPR benchmark10(x, y, z) [L31] COND TRUE sin(x * cos(y * sin(z))) > cos(x * sin(y * cos(z))) [L32] return 1; VAL [\result=1] [L42] RET, EXPR benchmark10(x, y, z) [L42] CALL __VERIFIER_assert(!benchmark10(x, y, z)) [L20] COND TRUE !(cond) [L22] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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=11occurred 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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 [2024-11-27 23:35:47,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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 6414b3755536d19717c63671da35e9ec5070accb5d49a22150ae3def9e5d44fb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:35:50,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:35:50,536 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 23:35:50,543 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:35:50,544 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:35:50,607 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:35:50,609 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:35:50,609 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:35:50,611 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:35:50,611 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:35:50,611 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:35:50,612 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:35:50,612 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:35:50,612 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:35:50,612 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:35:50,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:35:50,613 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:35:50,613 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:35:50,613 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:35:50,613 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:35:50,615 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:35:50,615 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:35:50,615 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:35:50,615 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 23:35:50,615 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 23:35:50,616 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 23:35:50,616 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:35:50,616 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:35:50,616 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:35:50,616 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:35:50,617 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:35:50,617 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:35:50,617 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:35:50,617 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:35:50,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:35:50,617 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:35:50,618 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:35:50,618 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:35:50,618 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:35:50,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:35:50,618 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:35:50,618 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:35:50,618 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:35:50,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:35:50,619 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 23:35:50,619 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 23:35:50,619 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:35:50,619 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:35:50,619 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:35:50,619 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:35:50,619 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_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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 -> 6414b3755536d19717c63671da35e9ec5070accb5d49a22150ae3def9e5d44fb [2024-11-27 23:35:51,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:35:51,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:35:51,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:35:51,072 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:35:51,073 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:35:51,075 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/floats-nonlinear/coral-benchmark10.c [2024-11-27 23:35:54,357 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/data/643bfb05e/73c9435f9a884a0592b0e9af1b1fbce1/FLAGaf69327d6 [2024-11-27 23:35:54,677 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:35:54,678 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/sv-benchmarks/c/floats-nonlinear/coral-benchmark10.c [2024-11-27 23:35:54,703 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/data/643bfb05e/73c9435f9a884a0592b0e9af1b1fbce1/FLAGaf69327d6 [2024-11-27 23:35:54,757 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/data/643bfb05e/73c9435f9a884a0592b0e9af1b1fbce1 [2024-11-27 23:35:54,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:35:54,769 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:35:54,774 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:35:54,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:35:54,783 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:35:54,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:35:54" (1/1) ... [2024-11-27 23:35:54,788 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@464ff4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:54, skipping insertion in model container [2024-11-27 23:35:54,788 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:35:54" (1/1) ... [2024-11-27 23:35:54,804 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:35:54,990 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_a9660065-b5ec-4484-9fb9-abcfc4ffea45/sv-benchmarks/c/floats-nonlinear/coral-benchmark10.c[758,771] [2024-11-27 23:35:55,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:35:55,029 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:35:55,044 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_a9660065-b5ec-4484-9fb9-abcfc4ffea45/sv-benchmarks/c/floats-nonlinear/coral-benchmark10.c[758,771] [2024-11-27 23:35:55,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:35:55,077 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:35:55,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55 WrapperNode [2024-11-27 23:35:55,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:35:55,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:35:55,080 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:35:55,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:35:55,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,125 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2024-11-27 23:35:55,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:35:55,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:35:55,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:35:55,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:35:55,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,139 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,152 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 23:35:55,153 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,153 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,162 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,168 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,177 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:35:55,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:35:55,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:35:55,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:35:55,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (1/1) ... [2024-11-27 23:35:55,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:35:55,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:35:55,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:35:55,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:35:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:35:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 23:35:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:35:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:35:55,312 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:35:55,315 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:35:55,464 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-27 23:35:55,465 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:35:55,481 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:35:55,481 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-27 23:35:55,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:35:55 BoogieIcfgContainer [2024-11-27 23:35:55,483 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:35:55,486 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:35:55,487 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:35:55,494 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:35:55,494 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:35:54" (1/3) ... [2024-11-27 23:35:55,496 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@318c9f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:35:55, skipping insertion in model container [2024-11-27 23:35:55,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:35:55" (2/3) ... [2024-11-27 23:35:55,497 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@318c9f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:35:55, skipping insertion in model container [2024-11-27 23:35:55,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:35:55" (3/3) ... [2024-11-27 23:35:55,500 INFO L128 eAbstractionObserver]: Analyzing ICFG coral-benchmark10.c [2024-11-27 23:35:55,518 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:35:55,520 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG coral-benchmark10.c that has 1 procedures, 11 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-11-27 23:35:55,588 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:35:55,604 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;@73feabcd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:35:55,604 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:35:55,609 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 23:35:55,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-27 23:35:55,615 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:35:55,616 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-27 23:35:55,616 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:35:55,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:35:55,623 INFO L85 PathProgramCache]: Analyzing trace with hash 889508713, now seen corresponding path program 1 times [2024-11-27 23:35:55,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:35:55,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [160007178] [2024-11-27 23:35:55,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:35:55,639 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 [2024-11-27 23:35:55,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:35:55,644 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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) [2024-11-27 23:35:55,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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 [2024-11-27 23:35:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:35:55,745 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:35:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:35:55,811 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-27 23:35:55,813 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 23:35:55,814 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 23:35:55,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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 [2024-11-27 23:35:56,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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 [2024-11-27 23:35:56,020 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2024-11-27 23:35:56,035 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 23:35:56,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:35:56 BoogieIcfgContainer [2024-11-27 23:35:56,038 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 23:35:56,039 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:35:56,039 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:35:56,039 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:35:56,040 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:35:55" (3/4) ... [2024-11-27 23:35:56,042 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 23:35:56,043 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:35:56,044 INFO L158 Benchmark]: Toolchain (without parser) took 1280.87ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 56.9MB in the end (delta: 36.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-27 23:35:56,044 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:35:56,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.38ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.4MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:35:56,045 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.68ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:35:56,045 INFO L158 Benchmark]: Boogie Preprocessor took 50.34ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 78.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:35:56,046 INFO L158 Benchmark]: RCFGBuilder took 304.08ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 69.3MB in the end (delta: 9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:35:56,046 INFO L158 Benchmark]: TraceAbstraction took 552.09ms. Allocated memory is still 117.4MB. Free memory was 68.8MB in the beginning and 57.2MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:35:56,047 INFO L158 Benchmark]: Witness Printer took 3.85ms. Allocated memory is still 117.4MB. Free memory was 57.1MB in the beginning and 56.9MB in the end (delta: 176.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:35:56,049 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.38ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.4MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.68ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.34ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 78.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 304.08ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 69.3MB in the end (delta: 9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 552.09ms. Allocated memory is still 117.4MB. Free memory was 68.8MB in the beginning and 57.2MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.85ms. Allocated memory is still 117.4MB. Free memory was 57.1MB in the beginning and 56.9MB in the end (delta: 176.5kB). 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: 22]: 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 cos at line 31. Possible FailurePath: [L38] double x, y, z; [L39] x = __VERIFIER_nondet_double() [L40] y = __VERIFIER_nondet_double() [L41] z = __VERIFIER_nondet_double() [L42] CALL, EXPR benchmark10(x, y, z) [L31] COND TRUE sin(x * cos(y * sin(z))) > cos(x * sin(y * cos(z))) [L32] return 1; VAL [\result=1] [L42] RET, EXPR benchmark10(x, y, z) [L42] CALL __VERIFIER_assert(!benchmark10(x, y, z)) [L20] COND TRUE !(cond) [L22] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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=11occurred 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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 [2024-11-27 23:35:56,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9660065-b5ec-4484-9fb9-abcfc4ffea45/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample